Modify usbcan for using ringbuffer, refresh kicad schematic & PCB

This commit is contained in:
Edward Emelianov 2022-10-28 17:12:24 +03:00
parent 1dc60d18b5
commit 9467ea072a
41 changed files with 36617 additions and 0 deletions

160
F0:F030,F042,F072/Makefile Normal file
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BINARY =
BOOTPORT ?= /dev/ttyUSB0
BOOTSPEED ?= 115200
INDEPENDENT_HEADERS=
# MCU FAMILY
FAMILY ?= F0
# MCU code
MCU ?= F042x6
# change this linking script depending on particular MCU model,
LDSCRIPT ?= stm32f042x6.ld
# autoincremental version & build date
VERSION_FILE = version.inc
ifeq ($(shell test -e $(VERSION_FILE) && echo -n yes), yes)
NEXTVER := $(shell expr $$(awk '/#define BUILD_NUMBER/' $(VERSION_FILE) | tr -cd "[0-9]") + 1)
else
NEXTVER := "1"
endif
BUILDDATE := $(shell date +%Y-%m-%d)
FP_FLAGS ?= -msoft-float
# -mfloat-abi=soft
ASM_FLAGS ?= -mthumb -mcpu=cortex-m0 -march=armv6-m -mtune=cortex-m0
ARCH_FLAGS = $(ASM_FLAGS) $(FP_FLAGS)
###############################################################################
# Executables
#PREFIX ?= arm-none-eabi
# gcc from arm web site
PREFIX ?= /opt/bin/arm-none-eabi
TOOLCHLIB ?= /opt/arm-none-eabi/lib
RM := rm -f
RMDIR := rmdir
CC := $(PREFIX)-gcc
LD := $(PREFIX)-gcc
AR := $(PREFIX)-ar
AS := $(PREFIX)-as
SIZE := $(PREFIX)-size
OBJCOPY := $(PREFIX)-objcopy
OBJDUMP := $(PREFIX)-objdump
GDB := $(PREFIX)-gdb
STFLASH := $(shell which st-flash)
STBOOT := $(shell which stm32flash)
DFUUTIL := $(shell which dfu-util)
###############################################################################
# Source files
OBJDIR := mk
SRC := $(wildcard *.c)
OBJS := $(addprefix $(OBJDIR)/, $(SRC:%.c=%.o))
STARTUP = $(OBJDIR)/startup.o
OBJS += $(STARTUP)
MAP = $(OBJDIR)/$(BINARY).map
# dependencies: we need them to recompile files if their headers-dependencies changed
DEPS := $(OBJS:.o=.d)
INC_DIR ?= ../inc
INCLUDE := -I$(INC_DIR)/Fx -I$(INC_DIR)/cm
LIB_DIR := $(INC_DIR)/ld
###############################################################################
# C flags
CFLAGS += -O2 -g -MD -D__thumb2__=1
CFLAGS += -Wall -Werror -Wextra -Wshadow -Wimplicit-function-declaration -Wredundant-decls
CFLAGS += -fno-common -ffunction-sections -fdata-sections
# -fno-stack-protector -fshort-enums
CFLAGS += $(ARCH_FLAGS) $(INCLUDE)
###############################################################################
# Linker flags
LDFLAGS += -nostartfiles --static -Wl,--print-memory-usage
# --specs=nano.specs -nostdlib
LDFLAGS += -Wl,-Map=$(MAP) -Wl,--gc-sections
LDFLAGS += -L$(LIB_DIR) -L$(TOOLCHLIB)
LDFLAGS += -T$(LDSCRIPT) $(ARCH_FLAGS)
###############################################################################
# Used libraries
LDLIBS += -Wl,--start-group -lc -lgcc -Wl,--end-group $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
DEFS += -DSTM32$(FAMILY) -DSTM32$(MCU)
ELF := $(OBJDIR)/$(BINARY).elf
LIST := $(OBJDIR)/$(BINARY).list
BIN := $(BINARY).bin
HEX := $(BINARY).hex
all: bin list size
elf: $(ELF)
bin: $(BIN)
hex: $(HEX)
list: $(LIST)
ifneq ($(MAKECMDGOALS),clean)
-include $(DEPS)
endif
$(OBJDIR):
mkdir $(OBJDIR)
$(STARTUP): $(INC_DIR)/startup/vector.c
$(CC) $(CFLAGS) $(DEFS) $(INCLUDE) -o $@ -c $<
$(VERSION_FILE): *.[ch]
[ -f $(VERSION_FILE) ] || echo -e "#define BUILD_NUMBER \"0\"\n#define BUILD_DATE \"none\"" > $(VERSION_FILE)
@echo " Generate version: $(NEXTVER) for date $(BUILDDATE)"
@sed -i "s/#define BUILD_NUMBER.*/#define BUILD_NUMBER \"$(NEXTVER)\"/" $(VERSION_FILE)
@sed -i "s/#define BUILD_DATE.*/#define BUILD_DATE \"$(BUILDDATE)\"/" $(VERSION_FILE)
$(OBJDIR)/proto.o: proto.c $(VERSION_FILE)
$(OBJDIR)/%.o: %.c
@echo " CC $<"
$(CC) $(CFLAGS) $(DEFS) $(INCLUDE) -o $@ -c $<
$(BIN): $(ELF)
@echo " OBJCOPY $(BIN)"
$(OBJCOPY) -Obinary $(ELF) $(BIN)
$(HEX): $(ELF)
@echo " OBJCOPY $(HEX)"
$(OBJCOPY) -Oihex $(ELF) $(HEX)
$(LIST): $(ELF)
@echo " OBJDUMP $(LIST)"
$(OBJDUMP) -S $(ELF) > $(LIST)
$(ELF): $(OBJDIR) $(OBJS)
@echo " LD $(ELF)"
$(LD) $(LDFLAGS) $(OBJS) $(LDLIBS) -o $(ELF)
size: $(ELF)
$(SIZE) $(ELF)
clean:
@echo " CLEAN"
$(RM) $(OBJS) $(DEPS) $(ELF) $(HEX) $(LIST) $(MAP)
@rmdir $(OBJDIR) 2>/dev/null || true
flash: $(BIN)
@echo " FLASH $(BIN)"
$(STFLASH) --reset write $(BIN) 0x8000000
boot: $(BIN)
@echo " LOAD $(BIN) through bootloader"
$(STBOOT) -b$(BOOTSPEED) $(BOOTPORT) -w $(BIN)
dfuboot: $(BIN)
@echo " LOAD $(BIN) THROUGH DFU"
$(DFUUTIL) -a0 -D $(BIN) -s 0x08000000
openocd:
openocd -f openocd.cfg
dbg:
arm-none-eabi-gdb $(ELF) -ex 'target remote localhost:3333' -ex 'monitor reset halt'
.PHONY: clean flash boot dfuboot size dbg openocd

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BINARY = usbcan
BOOTPORT ?= /dev/ttyUSB0
BOOTSPEED ?= 115200
INDEPENDENT_HEADERS=
# MCU FAMILY
FAMILY ?= F0
# MCU code
MCU ?= F042x6
# change this linking script depending on particular MCU model,
LDSCRIPT ?= stm32f042x6.ld
# autoincremental version & build date
VERSION_FILE = version.inc
ifeq ($(shell test -e $(VERSION_FILE) && echo -n yes), yes)
NEXTVER := $(shell expr $$(awk '/#define BUILD_NUMBER/' $(VERSION_FILE) | tr -cd "[0-9]") + 1)
else
NEXTVER := "1"
endif
BUILDDATE := $(shell date +%Y-%m-%d)
FP_FLAGS ?= -msoft-float
# -mfloat-abi=soft
ASM_FLAGS ?= -mthumb -mcpu=cortex-m0 -march=armv6-m -mtune=cortex-m0
ARCH_FLAGS = $(ASM_FLAGS) $(FP_FLAGS)
###############################################################################
# Executables
#PREFIX ?= arm-none-eabi
# gcc from arm web site
PREFIX ?= /opt/bin/arm-none-eabi
TOOLCHLIB ?= /opt/arm-none-eabi/lib
RM := rm -f
RMDIR := rmdir
CC := $(PREFIX)-gcc
LD := $(PREFIX)-gcc
AR := $(PREFIX)-ar
AS := $(PREFIX)-as
SIZE := $(PREFIX)-size
OBJCOPY := $(PREFIX)-objcopy
OBJDUMP := $(PREFIX)-objdump
GDB := $(PREFIX)-gdb
STFLASH := $(shell which st-flash)
STBOOT := $(shell which stm32flash)
DFUUTIL := $(shell which dfu-util)
###############################################################################
# Source files
OBJDIR := mk
SRC := $(wildcard *.c)
OBJS := $(addprefix $(OBJDIR)/, $(SRC:%.c=%.o))
STARTUP = $(OBJDIR)/startup.o
OBJS += $(STARTUP)
MAP = $(OBJDIR)/$(BINARY).map
# dependencies: we need them to recompile files if their headers-dependencies changed
DEPS := $(OBJS:.o=.d)
INC_DIR ?= ../inc
INCLUDE := -I$(INC_DIR)/Fx -I$(INC_DIR)/cm
LIB_DIR := $(INC_DIR)/ld
###############################################################################
# C flags
CFLAGS += -O2 -g -MD -D__thumb2__=1
CFLAGS += -Wall -Werror -Wextra -Wshadow -Wimplicit-function-declaration -Wredundant-decls
CFLAGS += -fno-common -ffunction-sections -fdata-sections
# -fno-stack-protector -fshort-enums
CFLAGS += $(ARCH_FLAGS) $(INCLUDE)
###############################################################################
# Linker flags
LDFLAGS += -nostartfiles --static -Wl,--print-memory-usage
# --specs=nano.specs -nostdlib
LDFLAGS += -Wl,-Map=$(MAP) -Wl,--gc-sections
LDFLAGS += -L$(LIB_DIR) -L$(TOOLCHLIB)
LDFLAGS += -T$(LDSCRIPT) $(ARCH_FLAGS)
###############################################################################
# Used libraries
LDLIBS += -Wl,--start-group -lc -lgcc -Wl,--end-group $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
DEFS += -DSTM32$(FAMILY) -DSTM32$(MCU)
ELF := $(OBJDIR)/$(BINARY).elf
LIST := $(OBJDIR)/$(BINARY).list
BIN := $(BINARY).bin
HEX := $(BINARY).hex
all: bin list size
elf: $(ELF)
bin: $(BIN)
hex: $(HEX)
list: $(LIST)
ifneq ($(MAKECMDGOALS),clean)
-include $(DEPS)
endif
$(OBJDIR):
mkdir $(OBJDIR)
$(STARTUP): $(INC_DIR)/startup/vector.c
$(CC) $(CFLAGS) $(DEFS) $(INCLUDE) -o $@ -c $<
$(VERSION_FILE): *.[ch]
[ -f $(VERSION_FILE) ] || echo -e "#define BUILD_NUMBER \"0\"\n#define BUILD_DATE \"none\"" > $(VERSION_FILE)
@echo " Generate version: $(NEXTVER) for date $(BUILDDATE)"
@sed -i "s/#define BUILD_NUMBER.*/#define BUILD_NUMBER \"$(NEXTVER)\"/" $(VERSION_FILE)
@sed -i "s/#define BUILD_DATE.*/#define BUILD_DATE \"$(BUILDDATE)\"/" $(VERSION_FILE)
$(OBJDIR)/proto.o: proto.c $(VERSION_FILE)
$(OBJDIR)/%.o: %.c
@echo " CC $<"
$(CC) $(CFLAGS) $(DEFS) $(INCLUDE) -o $@ -c $<
$(BIN): $(ELF)
@echo " OBJCOPY $(BIN)"
$(OBJCOPY) -Obinary $(ELF) $(BIN)
$(HEX): $(ELF)
@echo " OBJCOPY $(HEX)"
$(OBJCOPY) -Oihex $(ELF) $(HEX)
$(LIST): $(ELF)
@echo " OBJDUMP $(LIST)"
$(OBJDUMP) -S $(ELF) > $(LIST)
$(ELF): $(OBJDIR) $(OBJS)
@echo " LD $(ELF)"
$(LD) $(LDFLAGS) $(OBJS) $(LDLIBS) -o $(ELF)
size: $(ELF)
$(SIZE) $(ELF)
clean:
@echo " CLEAN"
$(RM) $(OBJS) $(DEPS) $(ELF) $(HEX) $(LIST) $(MAP)
@rmdir $(OBJDIR) 2>/dev/null || true
flash: $(BIN)
@echo " FLASH $(BIN)"
$(STFLASH) --reset write $(BIN) 0x8000000
boot: $(BIN)
@echo " LOAD $(BIN) through bootloader"
$(STBOOT) -b$(BOOTSPEED) $(BOOTPORT) -w $(BIN)
dfuboot: $(BIN)
@echo " LOAD $(BIN) THROUGH DFU"
$(DFUUTIL) -a0 -D $(BIN) -s 0x08000000
openocd:
openocd -f openocd.cfg
dbg:
arm-none-eabi-gdb $(ELF) -ex 'target remote localhost:3333' -ex 'monitor reset halt'
.PHONY: clean flash boot dfuboot size dbg openocd

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Simple code for CAN/USB development board
Simultaneous work of USB CDC (PL2303 emulation) and CAN
Pinout:
PB0 - LED0 - short blink when message received
PB1 - LED1 - shine when line OK
PB8, PB9 - CAN Rx/Tx
PA11. PA12 - USB DM/DP

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "can.h"
#include "hardware.h"
#include "proto.h"
#include "usb.h"
#include <string.h> // memcpy
// circular buffer for received messages
static CAN_message messages[CAN_INMESSAGE_SIZE];
static uint8_t first_free_idx = 0; // index of first empty cell
static int8_t first_nonfree_idx = -1; // index of first data cell
static uint16_t oldspeed = 100; // speed of last init
#ifdef EBUG
static uint32_t last_err_code = 0;
#endif
static CAN_status can_status = CAN_STOP;
static void can_process_fifo(uint8_t fifo_num);
static CAN_message loc_flood_msg;
static CAN_message *flood_msg = NULL; // == loc_flood_msg - to flood
CAN_status CAN_get_status(){
CAN_status st = can_status;
// give overrun message only once
#ifdef EBUG
if(st == CAN_FIFO_OVERRUN) USB_sendstr("fifo 0 overrun\n");
#endif
if(st == CAN_FIFO_OVERRUN){
USB_sendstr("FIFO overrun\n");
can_status = CAN_READY;
}
return st;
}
// push next message into buffer; return 1 if buffer overfull
static int CAN_messagebuf_push(CAN_message *msg){
//MSG("Try to push\n");
#ifdef EBUG
USB_sendstr("push\n");
#endif
if(first_free_idx == first_nonfree_idx){
#ifdef EBUG
USB_sendstr("INBUF OVERFULL\n");
#endif
return 1; // no free space
}
if(first_nonfree_idx < 0) first_nonfree_idx = 0; // first message in empty buffer
memcpy(&messages[first_free_idx++], msg, sizeof(CAN_message));
// need to roll?
if(first_free_idx == CAN_INMESSAGE_SIZE) first_free_idx = 0;
return 0;
}
// pop message from buffer
CAN_message *CAN_messagebuf_pop(){
if(first_nonfree_idx < 0) return NULL;
#ifdef EBUG
//MSG("read from idx "); printu(first_nonfree_idx); NL();
#endif
CAN_message *msg = &messages[first_nonfree_idx++];
if(first_nonfree_idx == CAN_INMESSAGE_SIZE) first_nonfree_idx = 0;
if(first_nonfree_idx == first_free_idx){ // buffer is empty - refresh it
first_nonfree_idx = -1;
first_free_idx = 0;
}
return msg;
}
void CAN_reinit(uint16_t speed){
CAN->TSR |= CAN_TSR_ABRQ0 | CAN_TSR_ABRQ1 | CAN_TSR_ABRQ2;
RCC->APB1RSTR |= RCC_APB1RSTR_CANRST;
RCC->APB1RSTR &= ~RCC_APB1RSTR_CANRST;
CAN_setup(speed);
}
/*
Can filtering: FSCx=0 (CAN->FS1R) -> 16-bit identifiers
MASK: FBMx=0 (CAN->FM1R), two filters (n in FR1 and n+1 in FR2)
ID: CAN->sFilterRegister[x].FRn[0..15]
MASK: CAN->sFilterRegister[x].FRn[16..31]
FR bits: STID[10:0] RTR IDE EXID[17:15]
LIST: FBMx=1, four filters (n&n+1 in FR1, n+2&n+3 in FR2)
IDn: CAN->sFilterRegister[x].FRn[0..15]
IDn+1: CAN->sFilterRegister[x].FRn[16..31]
*/
/*
Can timing: main freq - APB (PLL=48MHz)
segment = 1sync + TBS1 + TBS2, sample point is between TBS1 and TBS2,
so if TBS1=4 and TBS2=3, sum=8, bit sampling freq is 48/8 = 6MHz
-> to get 100kbps we need prescaler=60
250kbps - 24
500kbps - 12
1MBps - 6
*/
// speed - in kbps
void CAN_setup(uint16_t speed){
LED_off(LED1);
if(speed == 0) speed = oldspeed;
else if(speed < 50) speed = 50;
else if(speed > 3000) speed = 3000;
oldspeed = speed;
uint32_t tmout = 16000000;
// Configure GPIO: PB8 - CAN_Rx, PB9 - CAN_Tx
/* (1) Select AF mode (10) on PB8 and PB9 */
/* (2) AF4 for CAN signals */
GPIOB->MODER = (GPIOB->MODER & ~(GPIO_MODER_MODER8 | GPIO_MODER_MODER9))
| (GPIO_MODER_MODER8_AF | GPIO_MODER_MODER9_AF); /* (1) */
GPIOB->AFR[1] = (GPIOB->AFR[1] &~ (GPIO_AFRH_AFRH0 | GPIO_AFRH_AFRH1))\
| (4 << (0 * 4)) | (4 << (1 * 4)); /* (2) */
/* Enable the peripheral clock CAN */
RCC->APB1ENR |= RCC_APB1ENR_CANEN;
/* Configure CAN */
/* (1) Enter CAN init mode to write the configuration */
/* (2) Wait the init mode entering */
/* (3) Exit sleep mode */
/* (4) Normal mode, set timing to 100kb/s: TBS1 = 4, TBS2 = 3, prescaler = 60 */
/* (5) Leave init mode */
/* (6) Wait the init mode leaving */
/* (7) Enter filter init mode, (16-bit + mask, bank 0 for FIFO 0) */
/* (8) Acivate filter 0 for two IDs */
/* (9) Identifier list mode */
/* (10) Set the Id list */
/* (12) Leave filter init */
/* (13) Set error interrupts enable */
CAN->MCR |= CAN_MCR_INRQ; /* (1) */
while((CAN->MSR & CAN_MSR_INAK)!=CAN_MSR_INAK) /* (2) */
{
if(--tmout == 0) break;
}
CAN->MCR &=~ CAN_MCR_SLEEP; /* (3) */
CAN->MCR |= CAN_MCR_ABOM; /* allow automatically bus-off */
CAN->BTR = 2 << 20 | 3 << 16 | (6000/speed - 1); /* (4) */
CAN->MCR &=~ CAN_MCR_INRQ; /* (5) */
tmout = 16000000;
while((CAN->MSR & CAN_MSR_INAK)==CAN_MSR_INAK) if(--tmout == 0) break; /* (6) */
// accept ALL
CAN->FMR = CAN_FMR_FINIT; /* (7) */
CAN->FA1R = CAN_FA1R_FACT0 | CAN_FA1R_FACT1; /* (8) */
// set to 1 all needed bits of CAN->FFA1R to switch given filters to FIFO1
CAN->sFilterRegister[0].FR1 = (1<<21)|(1<<5); // all odd IDs
CAN->FFA1R = 2; // filter 1 for FIFO1, filter 0 - for FIFO0
CAN->sFilterRegister[1].FR1 = (1<<21); // all even IDs
CAN->FMR &= ~CAN_FMR_FINIT; /* (12) */
CAN->IER |= CAN_IER_ERRIE | CAN_IER_FOVIE0 | CAN_IER_FOVIE1; /* (13) */
/* Configure IT */
/* (14) Set priority for CAN_IRQn */
/* (15) Enable CAN_IRQn */
NVIC_SetPriority(CEC_CAN_IRQn, 0); /* (14) */
NVIC_EnableIRQ(CEC_CAN_IRQn); /* (15) */
can_status = CAN_READY;
}
void can_proc(){
#ifdef EBUG
if(last_err_code){
USB_sendstr("Error, ESR=");
printu(last_err_code);
USB_putbyte('\n');
last_err_code = 0;
}
#endif
// check for messages in FIFO0 & FIFO1
if(CAN->RF0R & CAN_RF0R_FMP0){
can_process_fifo(0);
}
if(CAN->RF1R & CAN_RF1R_FMP1){
can_process_fifo(1);
}
IWDG->KR = IWDG_REFRESH;
if(CAN->ESR & (CAN_ESR_BOFF | CAN_ESR_EPVF | CAN_ESR_EWGF)){ // much errors - restart CAN BUS
USB_sendstr("\nToo much errors, restarting CAN!\n");
USB_sendstr("Receive error counter: ");
printu((CAN->ESR & CAN_ESR_REC)>>24);
USB_sendstr("\nTransmit error counter: ");
printu((CAN->ESR & CAN_ESR_TEC)>>16);
USB_sendstr("\nLast error code: ");
int lec = (CAN->ESR & CAN_ESR_LEC) >> 4;
const char *errmsg = "No";
switch(lec){
case 1: errmsg = "Stuff"; break;
case 2: errmsg = "Form"; break;
case 3: errmsg = "Ack"; break;
case 4: errmsg = "Bit recessive"; break;
case 5: errmsg = "Bit dominant"; break;
case 6: errmsg = "CRC"; break;
case 7: errmsg = "(set by software)"; break;
}
USB_sendstr(errmsg); USB_sendstr(" error\n");
if(CAN->ESR & CAN_ESR_BOFF) USB_sendstr("Bus off ");
if(CAN->ESR & CAN_ESR_EPVF) USB_sendstr("Passive error limit ");
if(CAN->ESR & CAN_ESR_EWGF) USB_sendstr("Error counter limit");
USB_putbyte('\n');
// request abort for all mailboxes
CAN->TSR |= CAN_TSR_ABRQ0 | CAN_TSR_ABRQ1 | CAN_TSR_ABRQ2;
// reset CAN bus
RCC->APB1RSTR |= RCC_APB1RSTR_CANRST;
RCC->APB1RSTR &= ~RCC_APB1RSTR_CANRST;
CAN_setup(0);
}
static uint32_t lastFloodTime = 0;
if(flood_msg && (Tms - lastFloodTime) > (FLOOD_PERIOD_MS-1)){ // flood every ~5ms
lastFloodTime = Tms;
can_send(flood_msg->data, flood_msg->length, flood_msg->ID);
}
}
CAN_status can_send(uint8_t *msg, uint8_t len, uint16_t target_id){
uint8_t mailbox = 0;
// check first free mailbox
if(CAN->TSR & (CAN_TSR_TME)){
mailbox = (CAN->TSR & CAN_TSR_CODE) >> 24;
}else{ // no free mailboxes
#ifdef EBUG
USB_sendstr("No free mailboxes\n");
#endif
return CAN_BUSY;
}
#ifdef EBUG
USB_sendstr("Send data. Len="); printu(len);
USB_sendstr(", tagid="); printuhex(target_id);
USB_sendstr(", data=");
for(int i = 0; i < len; ++i){
USB_sendstr(" "); printuhex(msg[i]);
}
USB_putbyte('\n');
#endif
CAN_TxMailBox_TypeDef *box = &CAN->sTxMailBox[mailbox];
uint32_t lb = 0, hb = 0;
switch(len){
case 8:
hb |= (uint32_t)msg[7] << 24;
__attribute__((fallthrough));
case 7:
hb |= (uint32_t)msg[6] << 16;
__attribute__((fallthrough));
case 6:
hb |= (uint32_t)msg[5] << 8;
__attribute__((fallthrough));
case 5:
hb |= (uint32_t)msg[4];
__attribute__((fallthrough));
case 4:
lb |= (uint32_t)msg[3] << 24;
__attribute__((fallthrough));
case 3:
lb |= (uint32_t)msg[2] << 16;
__attribute__((fallthrough));
case 2:
lb |= (uint32_t)msg[1] << 8;
__attribute__((fallthrough));
default:
lb |= (uint32_t)msg[0];
}
box->TDLR = lb;
box->TDHR = hb;
box->TDTR = len;
box->TIR = (target_id & 0x7FF) << 21 | CAN_TI0R_TXRQ;
return CAN_OK;
}
void set_flood(CAN_message *msg){
if(!msg) flood_msg = NULL;
else{
memcpy(&loc_flood_msg, msg, sizeof(CAN_message));
flood_msg = &loc_flood_msg;
}
}
static void can_process_fifo(uint8_t fifo_num){
if(fifo_num > 1) return;
LED_on(LED1); // Turn on LED1 - message received
CAN_FIFOMailBox_TypeDef *box = &CAN->sFIFOMailBox[fifo_num];
volatile uint32_t *RFxR = (fifo_num) ? &CAN->RF1R : &CAN->RF0R;
#ifdef EBUG
printu(*RFxR & CAN_RF0R_FMP0); USB_sendstr(" messages in FIFO\n");
#endif
// read all
while(*RFxR & CAN_RF0R_FMP0){ // amount of messages pending
// CAN_RDTxR: (16-31) - timestamp, (8-15) - filter match index, (0-3) - data length
/* TODO: check filter match index if more than one ID can receive */
CAN_message msg;
uint8_t *dat = msg.data;
uint8_t len = box->RDTR & 0x0f;
msg.length = len;
msg.ID = box->RIR >> 21;
//msg.filterNo = (box->RDTR >> 8) & 0xff;
//msg.fifoNum = fifo_num;
if(len){ // message can be without data
uint32_t hb = box->RDHR, lb = box->RDLR;
switch(len){
case 8:
dat[7] = hb>>24;
__attribute__((fallthrough));
case 7:
dat[6] = (hb>>16) & 0xff;
__attribute__((fallthrough));
case 6:
dat[5] = (hb>>8) & 0xff;
__attribute__((fallthrough));
case 5:
dat[4] = hb & 0xff;
__attribute__((fallthrough));
case 4:
dat[3] = lb>>24;
__attribute__((fallthrough));
case 3:
dat[2] = (lb>>16) & 0xff;
__attribute__((fallthrough));
case 2:
dat[1] = (lb>>8) & 0xff;
__attribute__((fallthrough));
case 1:
dat[0] = lb & 0xff;
}
}
if(CAN_messagebuf_push(&msg)) return; // error: buffer is full, try later
*RFxR |= CAN_RF0R_RFOM0; // release fifo for access to next message
}
//if(*RFxR & CAN_RF0R_FULL0) *RFxR &= ~CAN_RF0R_FULL0;
*RFxR = 0; // clear FOVR & FULL
}
void cec_can_isr(){
if(CAN->RF0R & CAN_RF0R_FOVR0){ // FIFO overrun
CAN->RF0R &= ~CAN_RF0R_FOVR0;
can_status = CAN_FIFO_OVERRUN;
}
if(CAN->RF1R & CAN_RF1R_FOVR1){
CAN->RF1R &= ~CAN_RF1R_FOVR1;
can_status = CAN_FIFO_OVERRUN;
}
if(CAN->MSR & CAN_MSR_ERRI){ // Error
CAN->MSR &= ~CAN_MSR_ERRI;
// request abort for problem mailbox
if(CAN->TSR & CAN_TSR_TERR0) CAN->TSR |= CAN_TSR_ABRQ0;
if(CAN->TSR & CAN_TSR_TERR1) CAN->TSR |= CAN_TSR_ABRQ1;
if(CAN->TSR & CAN_TSR_TERR2) CAN->TSR |= CAN_TSR_ABRQ2;
#ifdef EBUG
last_err_code = CAN->ESR;
#endif
}
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "hardware.h"
// amount of filter banks in STM32F0
#define STM32F0FBANKNO 28
// flood period in milliseconds
#define FLOOD_PERIOD_MS 5
// incoming message buffer size
#define CAN_INMESSAGE_SIZE (8)
// CAN message
typedef struct{
uint8_t data[8]; // up to 8 bytes of data
uint8_t length; // data length
uint16_t ID; // ID of receiver
} CAN_message;
typedef enum{
CAN_STOP,
CAN_READY,
CAN_BUSY,
CAN_OK,
CAN_FIFO_OVERRUN
} CAN_status;
CAN_status CAN_get_status();
void CAN_reinit(uint16_t speed);
void CAN_setup(uint16_t speed);
CAN_status can_send(uint8_t *msg, uint8_t len, uint16_t target_id);
void can_proc();
CAN_message *CAN_messagebuf_pop();
void set_flood(CAN_message *msg);

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "hardware.h"
uint8_t ledsON = 0;
void gpio_setup(void){
RCC->AHBENR |= RCC_AHBENR_GPIOBEN;
// Set LEDS (PB0/1) as output
pin_set(LED0_port, LED0_pin); // clear LEDs
pin_set(LED1_port, LED1_pin);
GPIOB->MODER = (GPIOB->MODER & ~(GPIO_MODER_MODER0 | GPIO_MODER_MODER1)
) |
GPIO_MODER_MODER0_O | GPIO_MODER_MODER1_O;
}
void iwdg_setup(){
uint32_t tmout = 16000000;
/* Enable the peripheral clock RTC */
/* (1) Enable the LSI (40kHz) */
/* (2) Wait while it is not ready */
RCC->CSR |= RCC_CSR_LSION; /* (1) */
while((RCC->CSR & RCC_CSR_LSIRDY) != RCC_CSR_LSIRDY){if(--tmout == 0) break;} /* (2) */
/* Configure IWDG */
/* (1) Activate IWDG (not needed if done in option bytes) */
/* (2) Enable write access to IWDG registers */
/* (3) Set prescaler by 64 (1.6ms for each tick) */
/* (4) Set reload value to have a rollover each 2s */
/* (5) Check if flags are reset */
/* (6) Refresh counter */
IWDG->KR = IWDG_START; /* (1) */
IWDG->KR = IWDG_WRITE_ACCESS; /* (2) */
IWDG->PR = IWDG_PR_PR_1; /* (3) */
IWDG->RLR = 1250; /* (4) */
tmout = 16000000;
while(IWDG->SR){if(--tmout == 0) break;} /* (5) */
IWDG->KR = IWDG_REFRESH; /* (6) */
}
// pause in milliseconds for some purposes
void pause_ms(uint32_t pause){
uint32_t Tnxt = Tms + pause;
while(Tms < Tnxt) nop();
}
void Jump2Boot(){
void (*SysMemBootJump)(void);
volatile uint32_t addr = 0x1FFFC800;
// reset systick
SysTick->CTRL = 0;
// reset clocks
RCC->APB1RSTR = RCC_APB1RSTR_CECRST | RCC_APB1RSTR_DACRST | RCC_APB1RSTR_PWRRST | RCC_APB1RSTR_CRSRST |
RCC_APB1RSTR_CANRST | RCC_APB1RSTR_USBRST | RCC_APB1RSTR_I2C2RST | RCC_APB1RSTR_I2C1RST |
RCC_APB1RSTR_USART4RST | RCC_APB1RSTR_USART3RST | RCC_APB1RSTR_USART2RST | RCC_APB1RSTR_SPI2RST |
RCC_APB1RSTR_WWDGRST | RCC_APB1RSTR_TIM14RST |
#ifdef STM32F072xB
RCC_APB1RSTR_TIM7RST | RCC_APB1RSTR_TIM6RST |
#endif
RCC_APB1RSTR_TIM3RST | RCC_APB1RSTR_TIM2RST;
RCC->APB2RSTR = RCC_APB2RSTR_DBGMCURST | RCC_APB2RSTR_TIM17RST | RCC_APB2RSTR_TIM16RST |
#ifdef STM32F072xB
RCC_APB2RSTR_TIM15RST |
#endif
RCC_APB2RSTR_USART1RST | RCC_APB2RSTR_SPI1RST | RCC_APB2RSTR_TIM1RST | RCC_APB2RSTR_ADCRST | RCC_APB2RSTR_SYSCFGRST;
RCC->AHBRSTR = 0;
RCC->APB1RSTR = 0;
RCC->APB2RSTR = 0;
// remap memory to 0 (only for STM32F0)
SYSCFG->CFGR1 = 0x01; __DSB(); __ISB();
SysMemBootJump = (void (*)(void)) (*((uint32_t *)(addr + 4)));
// set main stack pointer
__set_MSP(*((uint32_t *)addr));
// jump to bootloader
SysMemBootJump();
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stm32f0.h>
#define CONCAT(a,b) a ## b
#define STR_HELPER(s) #s
#define STR(s) STR_HELPER(s)
#define FORMUSART(X) CONCAT(USART, X)
#define USARTX FORMUSART(USARTNUM)
// LEDS: 0 - PB0, 1 - PB1
// LED0
#define LED0_port GPIOB
#define LED0_pin (1<<0)
// LED1
#define LED1_port GPIOB
#define LED1_pin (1<<1)
#define LED_blink(x) do{if(ledsON) pin_toggle(x ## _port, x ## _pin);}while(0)
#define LED_on(x) do{if(ledsON) pin_clear(x ## _port, x ## _pin);}while(0)
#define LED_off(x) do{pin_set(x ## _port, x ## _pin);}while(0)
// CAN address - PB14(0), PB15(1), PA8(2)
#define READ_CAN_INV_ADDR() (((GPIOA->IDR & (1<<8))>>6)|((GPIOB->IDR & (3<<14))>>14))
extern volatile uint32_t Tms;
extern uint8_t ledsON;
void gpio_setup(void);
void iwdg_setup();
void pause_ms(uint32_t pause);
void Jump2Boot();

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[BOM_OPTIONS]
; General BoM options here
; If 'ignore_dnf' option is set to 1, rows that are not to be fitted on the PCB will not be written to the BoM file
ignore_dnf = 1
; If 'number_rows' option is set to 1, each row in the BoM will be prepended with an incrementing row number
number_rows = 1
; If 'group_connectors' option is set to 1, connectors with the same footprints will be grouped together, independent of the name of the connector
group_connectors = 1
; If 'test_regex' option is set to 1, each component group will be tested against a number of regular-expressions (specified, per column, below). If any matches are found, the row is ignored in the output file
test_regex = 1
; If 'merge_blank_fields' option is set to 1, component groups with blank fields will be merged into the most compatible group, where possible
merge_blank_fields = 1
; Field name used to determine if a particular part is to be fitted
fit_field = Config
[IGNORE_COLUMNS]
; Any column heading that appears here will be excluded from the Generated BoM
; Titles are case-insensitive
Part Lib
Footprint Lib
[GROUP_FIELDS]
; List of fields used for sorting individual components into groups
; Components which match (comparing *all* fields) will be grouped together
; Field names are case-insensitive
Part
Part Lib
Value
Footprint
Footprint Lib
[COMPONENT_ALIASES]
; A series of values which are considered to be equivalent for the part name
; Each line represents a tab-separated list of equivalent component name values
; e.g. 'c c_small cap' will ensure the equivalent capacitor symbols can be grouped together
; Aliases are case-insensitive
c c_small cap capacitor
r r_small res resistor
sw switch
l l_small inductor
zener zenersmall
d diode d_small
[REGEX_INCLUDE]
; A series of regular expressions used to include parts in the BoM
; If there are any regex defined here, only components that match against ANY of them will be included in the BOM
; Column names are case-insensitive
; Format is: "ColumName Regex" (tab-separated)
[REGEX_EXCLUDE]
; A series of regular expressions used to exclude parts from the BoM
; If a component matches ANY of these, it will be excluded from the BoM
; Column names are case-insensitive
; Format is: "ColumName Regex" (tab-separated)
References ^TP[0-9]*
References ^FID
Part mount.*hole
Part solder.*bridge
Part test.*point
Footprint test.*point
Footprint mount.*hole
Footprint fiducial

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EESchema-LIBRARY Version 2.4
#encoding utf-8
#
# 74HC4051
#
DEF 74HC4051 U 0 10 Y Y 1 F N
F0 "U" 0 0 50 H V C CNN
F1 "74HC4051" 0 -150 50 H V C CNN
F2 "" 0 0 50 H V C CNN
F3 "" 0 0 50 H V C CNN
$FPLIST
SO16
TSSOP16
SSOP16
DHVQFN16
$ENDFPLIST
DRAW
S -400 450 400 -450 0 1 0 N
X Y4 1 700 -50 300 L 50 50 1 1 B
X S1 10 -700 250 300 R 50 50 1 1 I
X S0 11 -700 350 300 R 50 50 1 1 I
X Y3 12 700 50 300 L 50 50 1 1 B
X Y0 13 700 350 300 L 50 50 1 1 B
X Y1 14 700 250 300 L 50 50 1 1 B
X Y2 15 700 150 300 L 50 50 1 1 B
X VCC 16 -700 -100 300 R 50 50 1 1 W
X Y6 2 700 -250 300 L 50 50 1 1 B
X Z 3 0 -750 300 U 50 50 1 1 B
X Y7 4 700 -350 300 L 50 50 1 1 B
X Y5 5 700 -150 300 L 50 50 1 1 B
X ~E 6 -700 -350 300 R 50 50 1 1 I I
X VEE 7 -700 0 300 R 50 50 1 1 W
X GND 8 -700 -200 300 R 50 50 1 1 W
X S2 9 -700 150 300 R 50 50 1 1 I
ENDDRAW
ENDDEF
#
# B0x0xS-1W
#
DEF B0x0xS-1W Q? 0 40 Y Y 1 F N
F0 "Q?" 0 250 50 H V C CNN
F1 "B0x0xS-1W" 0 -250 50 H V C CNN
F2 "my_footprints:B0x0xS" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS B0305S B0505S
$FPLIST
b0x0xs
$ENDFPLIST
DRAW
S -200 200 200 -200 0 1 0 N
X GND 1 -400 -100 200 R 50 50 1 1 W
X Vin 2 -400 100 200 R 50 50 1 1 W
X 0V 3 400 -100 200 L 50 50 1 1 w
X +Vo 4 400 100 200 L 50 50 1 1 w
ENDDRAW
ENDDEF
#
# D_Schottky_x2_ACom_AKK
#
DEF D_Schottky_x2_ACom_AKK D 0 30 Y N 1 F N
F0 "D" 50 -100 50 H V C CNN
F1 "D_Schottky_x2_ACom_AKK" 0 100 50 H V C CNN
F2 "" 0 0 50 H V C CNN
F3 "" 0 0 50 H V C CNN
DRAW
P 2 0 1 0 -140 0 150 0 N
P 2 0 1 0 0 0 0 -100 N
P 3 0 1 8 -150 50 -150 -50 -150 -50 N
P 3 0 1 8 150 50 150 -50 150 -50 N
P 4 0 1 8 -150 50 -170 50 -170 40 -170 40 N
P 4 0 1 8 150 -50 170 -50 170 -40 170 -40 N
P 4 0 1 8 150 50 130 50 130 40 130 40 N
P 5 0 1 8 -130 -40 -130 -50 -150 -50 -150 -50 -150 -50 N
P 6 0 1 8 -50 -50 -150 0 -50 50 -50 -50 -50 -50 -50 -50 N
P 6 0 1 8 50 50 150 0 50 -50 50 50 50 50 50 50 N
X A 1 0 -200 100 U 50 50 0 1 P
X K 2 -300 0 150 R 50 50 0 1 P
X K 3 300 0 150 L 50 50 0 1 P
ENDDRAW
ENDDEF
#
# LM1117-ADJ
#
DEF LM1117-ADJ U 0 30 Y Y 1 F N
F0 "U" 100 -250 50 H V C CNN
F1 "LM1117-ADJ" 0 250 50 H V C CNN
F2 "" 0 0 50 H V C CNN
F3 "" 0 0 50 H V C CNN
ALIAS LM1117-1.8 LM1117-2.5 LM1117-3.3 LM1117-5.0
$FPLIST
SOT-223*
TO-263*
TO-252*
$ENDFPLIST
DRAW
S -200 -200 200 200 0 1 10 f
X GND/ADJ 1 0 -300 100 U 50 50 1 1 W
X VO 2 300 0 100 L 50 50 1 1 w
X VI 3 -300 0 100 R 50 50 1 1 W
ENDDRAW
ENDDEF
#
# PESD1CAN
#
DEF PESD1CAN D 0 30 Y N 1 F N
F0 "D" 0 -350 50 H V C CNN
F1 "PESD1CAN" 50 150 50 H V C CNN
F2 "" 0 0 50 H V C CNN
F3 "" 0 0 50 H V C CNN
$FPLIST
SOT23
$ENDFPLIST
DRAW
S -200 100 300 -300 0 1 0 N
P 2 0 1 0 -140 -200 150 -200 N
P 2 0 1 0 -140 0 150 0 N
P 3 0 1 8 -150 -150 -150 -250 -150 -250 N
P 3 0 1 8 -150 50 -150 -50 -150 -50 N
P 3 0 1 8 150 -150 150 -250 150 -250 N
P 3 0 1 8 150 50 150 -50 150 -50 N
P 4 0 1 8 -150 -150 -170 -150 -170 -160 -170 -160 N
P 4 0 1 8 -150 50 -170 50 -170 40 -170 40 N
P 4 0 1 8 150 -250 170 -250 170 -240 170 -240 N
P 4 0 1 8 150 -150 130 -150 130 -160 130 -160 N
P 4 0 1 8 150 -50 170 -50 170 -40 170 -40 N
P 4 0 1 0 150 0 250 0 250 -200 150 -200 N
P 4 0 1 8 150 50 130 50 130 40 130 40 N
P 5 0 1 8 -130 -240 -130 -250 -150 -250 -150 -250 -150 -250 N
P 5 0 1 8 -130 -40 -130 -50 -150 -50 -150 -50 -150 -50 N
P 6 0 1 8 -50 -250 -150 -200 -50 -150 -50 -250 -50 -250 -50 -250 N
P 6 0 1 8 -50 -50 -150 0 -50 50 -50 -50 -50 -50 -50 -50 N
P 6 0 1 8 50 -150 150 -200 50 -250 50 -150 50 -150 50 -150 N
P 6 0 1 8 50 50 150 0 50 -50 50 50 50 50 50 50 N
X K 1 -300 0 150 R 50 50 0 1 P
X K 2 -300 -200 150 R 50 50 0 1 P
X O 3 400 -100 150 L 50 50 0 1 P
ENDDRAW
ENDDEF
#
# TPS2051
#
DEF TPS2051 U 0 40 Y Y 1 F N
F0 "U" 0 -300 60 H V C CNN
F1 "TPS2051" 0 300 60 H V C CNN
F2 "" 0 0 60 H I C CNN
F3 "" 0 0 60 H I C CNN
DRAW
S -250 250 250 -250 0 1 0 N
X GND 1 -450 150 200 R 50 50 1 1 W
X IN 2 -450 50 200 R 50 50 1 1 W
X IN 3 -450 -50 200 R 50 50 1 1 P
X EN 4 -450 -150 200 R 50 50 1 1 I
X ~OC 5 450 -150 200 L 50 50 1 1 O
X OUT 6 450 -50 200 L 50 50 1 1 P
X OUT 7 450 50 200 L 50 50 1 1 P
X OUT 8 450 150 200 L 50 50 1 1 w
ENDDRAW
ENDDEF
#
# USB6B1
#
DEF USB6B1 D 0 30 Y N 1 F N
F0 "D" 0 -450 50 H V C CNN
F1 "USB6B1" 0 400 50 H V C CNN
F2 "" 200 -100 50 V V C CNN
F3 "" 200 -100 50 V V C CNN
$FPLIST
SO8
$ENDFPLIST
DRAW
C -150 -300 7 0 1 0 N
C -150 100 7 0 1 0 N
C -150 300 7 0 1 0 N
C 0 -300 7 0 1 0 N
C 0 -100 7 0 1 0 N
C 0 300 7 0 1 0 N
C 200 -300 7 0 1 0 N
C 200 300 7 0 1 0 N
S -300 -100 300 -100 0 1 0 N
S -300 300 300 300 0 1 0 N
S -200 -150 -100 -150 0 1 0 N
S -200 250 -100 250 0 1 0 N
S -150 300 -150 -300 0 1 0 N
S -50 -150 50 -150 0 1 0 N
S -50 250 50 250 0 1 0 N
S 0 300 0 -300 0 1 0 N
S 200 300 200 -300 0 1 0 N
S 300 -300 -300 -300 0 1 0 N
S 300 100 -300 100 0 1 0 N
P 3 0 1 8 150 50 250 50 250 50 N
P 4 0 1 8 150 50 150 30 160 30 160 30 N
P 4 0 1 8 250 50 250 70 240 70 240 70 N
P 5 0 1 0 -250 350 300 350 300 -350 -250 -350 -250 350 N
P 6 0 1 8 -200 -250 -150 -150 -100 -250 -200 -250 -200 -250 -200 -250 N
P 6 0 1 8 -200 150 -150 250 -100 150 -200 150 -200 150 -200 150 N
P 6 0 1 8 -50 -250 0 -150 50 -250 -50 -250 -50 -250 -50 -250 N
P 6 0 1 8 -50 150 0 250 50 150 -50 150 -50 150 -50 150 N
P 6 0 1 8 150 -50 200 50 250 -50 150 -50 150 -50 150 -50 N
X VCC 1 -500 300 200 R 50 50 1 1 P
X I/O1 2 -500 100 200 R 50 50 1 1 P
X I/O2 3 -500 -100 200 R 50 50 1 1 P
X GND 4 -500 -300 200 R 50 50 1 1 P
X GND 5 500 -300 200 L 50 50 1 1 P
X I/O2 6 500 -100 200 L 50 50 1 1 P
X I/O1 7 500 100 200 L 50 50 1 1 P
X VCC 8 500 300 200 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
#End Library

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94411092824851
TestPoint
TestPoint_2Pads_Pitch2.54mm_Drill0.8mm
Test point with 2 pins, pitch 2.54mm, drill diameter 0.8mm
CONN DEV
0
2
2
TestPoint
TestPoint_2Pads_Pitch5.08mm_Drill1.3mm
Test point with 2 pads, pitch 5.08mm, hole diameter 1.3mm, wire diameter 1.0mm
CONN DEV
0
2
2
TestPoint
TestPoint_Bridge_Pitch2.0mm_Drill0.7mm
wire loop as test point, pitch 2.0mm, hole diameter 0.7mm, wire diameter 0.5mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch2.54mm_Drill0.7mm
wire loop as test point, pitch 2.0mm, hole diameter 0.7mm, wire diameter 0.5mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch2.54mm_Drill1.0mm
wire loop as test point, pitch 2.54mm, hole diameter 1.0mm, wire diameter 0.8mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch2.54mm_Drill1.3mm
wire loop as test point, pitch 2.54mm, hole diameter 1.3mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch3.81mm_Drill1.3mm
wire loop as test point, pitch 3.81mm, hole diameter 1.3mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch5.08mm_Drill0.7mm
wire loop as test point, pitch 5.08mm, hole diameter 0.7mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch5.08mm_Drill1.3mm
wire loop as test point, pitch 5.08mm, hole diameter 1.3mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch6.35mm_Drill1.3mm
wire loop as test point, pitch 6.35mm, hole diameter 1.3mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Bridge_Pitch7.62mm_Drill1.3mm
wire loop as test point, pitch 7.62mm, hole diameter 1.3mm, wire diameter 1.0mm
test point wire loop
0
2
1
TestPoint
TestPoint_Keystone_5000-5004_Miniature
Keystone Miniature THM Test Point 5000-5004, http://www.keyelco.com/product-pdf.cfm?p=1309
Through Hole Mount Test Points
0
1
1
TestPoint
TestPoint_Keystone_5005-5009_Compact
Keystone Miniature THM Test Point 5005-5009, http://www.keyelco.com/product-pdf.cfm?p=1314
Through Hole Mount Test Points
0
1
1
TestPoint
TestPoint_Keystone_5010-5014_Multipurpose
Keystone Miniature THM Test Point 5010-5014, http://www.keyelco.com/product-pdf.cfm?p=1319
Through Hole Mount Test Points
0
1
1
TestPoint
TestPoint_Keystone_5015_Micro-Minature
SMT Test Point- Micro Miniature 5015, http://www.keyelco.com/product-pdf.cfm?p=1353
Test Point
0
1
1
TestPoint
TestPoint_Keystone_5019_Minature
SMT Test Point- Micro Miniature 5019, http://www.keyelco.com/product-pdf.cfm?p=1357
Test Point
0
1
1
TestPoint
TestPoint_Loop_D1.80mm_Drill1.0mm_Beaded
wire loop with bead as test point, loop diameter 1.8mm, hole diameter 1.0mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.50mm_Drill1.0mm
wire loop as test point, loop diameter 2.5mm, hole diameter 1.0mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.50mm_Drill1.0mm_LowProfile
low profile wire loop as test point, loop diameter 2.5mm, hole diameter 1.0mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.50mm_Drill1.85mm
wire loop as test point, loop diameter 2.5mm, hole diameter 1.85mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.54mm_Drill1.5mm_Beaded
wire loop with bead as test point, loop diameter2.548mm, hole diameter 1.5mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.60mm_Drill0.9mm_Beaded
wire loop with bead as test point, loop diameter2.6mm, hole diameter 0.9mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.60mm_Drill1.4mm_Beaded
wire loop with bead as test point, loop diameter2.6mm, hole diameter 1.4mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D2.60mm_Drill1.6mm_Beaded
wire loop with bead as test point, loop diameter2.6mm, hole diameter 1.6mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D3.50mm_Drill0.9mm_Beaded
wire loop with bead as test point, loop diameter2.6mm, hole diameter 0.9mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D3.50mm_Drill1.4mm_Beaded
wire loop with bead as test point, loop diameter 3.5mm, hole diameter 1.4mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D3.80mm_Drill2.0mm
wire loop as test point, loop diameter 3.8mm, hole diameter 2.0mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D3.80mm_Drill2.5mm
wire loop as test point, loop diameter 3.8mm, hole diameter 2.5mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Loop_D3.80mm_Drill2.8mm
wire loop as test point, loop diameter 3.8mm, hole diameter 2.8mm
test point wire loop bead
0
1
1
TestPoint
TestPoint_Pad_1.0x1.0mm
SMD rectangular pad as test Point, square 1.0mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_1.5x1.5mm
SMD rectangular pad as test Point, square 1.5mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_2.0x2.0mm
SMD rectangular pad as test Point, square 2.0mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_2.5x2.5mm
SMD rectangular pad as test Point, square 2.5mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_3.0x3.0mm
SMD rectangular pad as test Point, square 3.0mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_4.0x4.0mm
SMD rectangular pad as test Point, square 4.0mm side length
test point SMD pad rectangle square
0
1
1
TestPoint
TestPoint_Pad_D1.0mm
SMD pad as test Point, diameter 1.0mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Pad_D1.5mm
SMD pad as test Point, diameter 1.5mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Pad_D2.0mm
SMD pad as test Point, diameter 2.0mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Pad_D2.5mm
SMD pad as test Point, diameter 2.5mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Pad_D3.0mm
SMD pad as test Point, diameter 3.0mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Pad_D4.0mm
SMD pad as test Point, diameter 4.0mm
test point SMD pad
0
1
1
TestPoint
TestPoint_Plated_Hole_D2.0mm
Plated Hole as test Point, diameter 2.0mm
test point plated hole
0
1
1
TestPoint
TestPoint_Plated_Hole_D3.0mm
Plated Hole as test Point, diameter 3.0mm
test point plated hole
0
1
1
TestPoint
TestPoint_Plated_Hole_D4.0mm
Plated Hole as test Point, diameter 4.0mm
test point plated hole
0
1
1
TestPoint
TestPoint_Plated_Hole_D5.0mm
Plated Hole as test Point, diameter 5.0mm
test point plated hole
0
1
1
TestPoint
TestPoint_THTPad_1.0x1.0mm_Drill0.5mm
THT rectangular pad as test Point, square 1.0mm side length, hole diameter 0.5mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_1.5x1.5mm_Drill0.7mm
THT rectangular pad as test Point, square 1.5mm side length, hole diameter 0.7mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_2.0x2.0mm_Drill1.0mm
THT rectangular pad as test Point, square 2.0mm_Drill1.0mm side length, hole diameter 1.0mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_2.5x2.5mm_Drill1.2mm
THT rectangular pad as test Point, square 2.5mm side length, hole diameter 1.2mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_3.0x3.0mm_Drill1.5mm
THT rectangular pad as test Point, square 3.0mm side length, hole diameter 1.5mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_4.0x4.0mm_Drill2.0mm
THT rectangular pad as test Point, square 4.0mm side length, hole diameter 2.0mm
test point THT pad rectangle square
0
1
1
TestPoint
TestPoint_THTPad_D1.0mm_Drill0.5mm
THT pad as test Point, diameter 1.0mm, hole diameter 0.5mm
test point THT pad
0
1
1
TestPoint
TestPoint_THTPad_D1.5mm_Drill0.7mm
THT pad as test Point, diameter 1.5mm, hole diameter 0.7mm
test point THT pad
0
1
1
TestPoint
TestPoint_THTPad_D2.0mm_Drill1.0mm
THT pad as test Point, diameter 2.0mm, hole diameter 1.0mm
test point THT pad
0
1
1
TestPoint
TestPoint_THTPad_D2.5mm_Drill1.2mm
THT pad as test Point, diameter 2.5mm, hole diameter 1.2mm
test point THT pad
0
1
1
TestPoint
TestPoint_THTPad_D3.0mm_Drill1.5mm
THT pad as test Point, diameter 3.0mm, hole diameter 1.5mm
test point THT pad
0
1
1
TestPoint
TestPoint_THTPad_D4.0mm_Drill2.0mm
THT pad as test Point, diameter 4.0mm, hole diameter 2.0mm
test point THT pad
0
1
1

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G04 #@! TF.GenerationSoftware,KiCad,Pcbnew,6.0.5*
G04 #@! TF.CreationDate,2022-10-28T16:57:35+03:00*
G04 #@! TF.ProjectId,stm32,73746d33-322e-46b6-9963-61645f706362,rev?*
G04 #@! TF.SameCoordinates,Original*
G04 #@! TF.FileFunction,Soldermask,Bot*
G04 #@! TF.FilePolarity,Negative*
%FSLAX46Y46*%
G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
G04 Created by KiCad (PCBNEW 6.0.5) date 2022-10-28 16:57:35*
%MOMM*%
%LPD*%
G01*
G04 APERTURE LIST*
G04 Aperture macros list*
%AMRoundRect*
0 Rectangle with rounded corners*
0 $1 Rounding radius*
0 $2 $3 $4 $5 $6 $7 $8 $9 X,Y pos of 4 corners*
0 Add a 4 corners polygon primitive as box body*
4,1,4,$2,$3,$4,$5,$6,$7,$8,$9,$2,$3,0*
0 Add four circle primitives for the rounded corners*
1,1,$1+$1,$2,$3*
1,1,$1+$1,$4,$5*
1,1,$1+$1,$6,$7*
1,1,$1+$1,$8,$9*
0 Add four rect primitives between the rounded corners*
20,1,$1+$1,$2,$3,$4,$5,0*
20,1,$1+$1,$4,$5,$6,$7,0*
20,1,$1+$1,$6,$7,$8,$9,0*
20,1,$1+$1,$8,$9,$2,$3,0*%
G04 Aperture macros list end*
%ADD10R,1.500000X1.500000*%
%ADD11C,5.000000*%
%ADD12RoundRect,0.250000X-0.325000X-0.450000X0.325000X-0.450000X0.325000X0.450000X-0.325000X0.450000X0*%
%ADD13R,2.600000X2.600000*%
%ADD14C,2.600000*%
%ADD15O,1.000000X1.000000*%
%ADD16R,1.000000X1.000000*%
%ADD17RoundRect,0.237500X-0.287500X-0.237500X0.287500X-0.237500X0.287500X0.237500X-0.287500X0.237500X0*%
%ADD18R,1.600000X1.600000*%
%ADD19O,1.600000X1.600000*%
%ADD20RoundRect,0.162500X1.012500X0.162500X-1.012500X0.162500X-1.012500X-0.162500X1.012500X-0.162500X0*%
%ADD21C,1.500000*%
%ADD22C,4.000000*%
%ADD23C,1.600000*%
G04 APERTURE END LIST*
D10*
X111607600Y-62001400D03*
X85725000Y-74218800D03*
X113182400Y-74218800D03*
X110667800Y-74218800D03*
X108153200Y-74218800D03*
D11*
X74500000Y-53500000D03*
X117500000Y-53500000D03*
X117500000Y-72000000D03*
X74500000Y-72000000D03*
D12*
X106408000Y-67157600D03*
X108458000Y-67157600D03*
X106408000Y-65074800D03*
X108458000Y-65074800D03*
D13*
X66802000Y-57658000D03*
D14*
X66802000Y-62658000D03*
X66802000Y-67658000D03*
D15*
X97150400Y-52400200D03*
X95880400Y-52400200D03*
X94610400Y-52400200D03*
X93340400Y-52400200D03*
X92070400Y-52400200D03*
D16*
X90800400Y-52400200D03*
D17*
X110236000Y-67157600D03*
X111986000Y-67157600D03*
X110236000Y-65074800D03*
X111986000Y-65074800D03*
D18*
X74828400Y-66751200D03*
D19*
X74828400Y-59131200D03*
D20*
X88154500Y-61087000D03*
X88154500Y-63627000D03*
X88154500Y-66167000D03*
X88154500Y-68707000D03*
X79104500Y-68707000D03*
X79104500Y-66167000D03*
X79104500Y-63627000D03*
X79104500Y-61087000D03*
D21*
X87439500Y-58801000D03*
X84899500Y-58801000D03*
X82359500Y-58801000D03*
X79819500Y-58801000D03*
D22*
X122081000Y-56821500D03*
X122081000Y-68821500D03*
D23*
X119221000Y-64071500D03*
X119221000Y-61571500D03*
X117221000Y-61571500D03*
D18*
X117221000Y-64071500D03*
D10*
X103174800Y-74218800D03*
X85293200Y-52349400D03*
X99744000Y-52400200D03*
X102230400Y-52400200D03*
X109698000Y-52400200D03*
D16*
X93065600Y-66954400D03*
D10*
X100685600Y-74218800D03*
D16*
X91084400Y-66954400D03*
D10*
X93218000Y-74218800D03*
X98196400Y-74218800D03*
X109093000Y-62001400D03*
X123190000Y-73507600D03*
D16*
X93065600Y-68935600D03*
D10*
X90728800Y-74218800D03*
X104719600Y-52400200D03*
X106603800Y-62001400D03*
X88239600Y-74218800D03*
X95707200Y-74218800D03*
D16*
X91084400Y-68935600D03*
D10*
X105664000Y-74218800D03*
X107208800Y-52400200D03*
X88290400Y-52349400D03*
X123037600Y-51866800D03*
M02*

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@ -0,0 +1,42 @@
G04 #@! TF.GenerationSoftware,KiCad,Pcbnew,6.0.5*
G04 #@! TF.CreationDate,2022-10-28T16:57:35+03:00*
G04 #@! TF.ProjectId,stm32,73746d33-322e-46b6-9963-61645f706362,rev?*
G04 #@! TF.SameCoordinates,Original*
G04 #@! TF.FileFunction,Profile,NP*
%FSLAX46Y46*%
G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
G04 Created by KiCad (PCBNEW 6.0.5) date 2022-10-28 16:57:35*
%MOMM*%
%LPD*%
G01*
G04 APERTURE LIST*
G04 #@! TA.AperFunction,Profile*
%ADD10C,0.150000*%
G04 #@! TD*
G04 APERTURE END LIST*
D10*
X125500000Y-50000000D02*
X125500000Y-49500000D01*
X61000000Y-75500000D02*
X125500000Y-75500000D01*
X125500000Y-75500000D02*
X125500000Y-50000000D01*
X83248500Y-70612000D02*
G75*
G03*
X84010500Y-70612000I381000J0D01*
G01*
X84010500Y-55054500D02*
X84010500Y-70612000D01*
X83248500Y-55054500D02*
X83248500Y-70612000D01*
X61000000Y-49500000D02*
X61000000Y-75500000D01*
X84010500Y-55054500D02*
G75*
G03*
X83248500Y-55054500I-381000J0D01*
G01*
X61000000Y-49500000D02*
X125500000Y-49500000D01*
M02*

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@ -0,0 +1,237 @@
G04 #@! TF.GenerationSoftware,KiCad,Pcbnew,6.0.5*
G04 #@! TF.CreationDate,2022-10-28T16:57:35+03:00*
G04 #@! TF.ProjectId,stm32,73746d33-322e-46b6-9963-61645f706362,rev?*
G04 #@! TF.SameCoordinates,Original*
G04 #@! TF.FileFunction,Soldermask,Top*
G04 #@! TF.FilePolarity,Negative*
%FSLAX46Y46*%
G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
G04 Created by KiCad (PCBNEW 6.0.5) date 2022-10-28 16:57:35*
%MOMM*%
%LPD*%
G01*
G04 APERTURE LIST*
G04 Aperture macros list*
%AMRoundRect*
0 Rectangle with rounded corners*
0 $1 Rounding radius*
0 $2 $3 $4 $5 $6 $7 $8 $9 X,Y pos of 4 corners*
0 Add a 4 corners polygon primitive as box body*
4,1,4,$2,$3,$4,$5,$6,$7,$8,$9,$2,$3,0*
0 Add four circle primitives for the rounded corners*
1,1,$1+$1,$2,$3*
1,1,$1+$1,$4,$5*
1,1,$1+$1,$6,$7*
1,1,$1+$1,$8,$9*
0 Add four rect primitives between the rounded corners*
20,1,$1+$1,$2,$3,$4,$5,0*
20,1,$1+$1,$4,$5,$6,$7,0*
20,1,$1+$1,$6,$7,$8,$9,0*
20,1,$1+$1,$8,$9,$2,$3,0*%
G04 Aperture macros list end*
%ADD10R,1.500000X1.500000*%
%ADD11RoundRect,0.250000X-0.425000X0.537500X-0.425000X-0.537500X0.425000X-0.537500X0.425000X0.537500X0*%
%ADD12RoundRect,0.237500X-0.237500X0.287500X-0.237500X-0.287500X0.237500X-0.287500X0.237500X0.287500X0*%
%ADD13RoundRect,0.237500X0.287500X0.237500X-0.287500X0.237500X-0.287500X-0.237500X0.287500X-0.237500X0*%
%ADD14RoundRect,0.237500X0.237500X-0.287500X0.237500X0.287500X-0.237500X0.287500X-0.237500X-0.287500X0*%
%ADD15R,0.900000X0.800000*%
%ADD16C,5.000000*%
%ADD17RoundRect,0.075000X-0.662500X-0.075000X0.662500X-0.075000X0.662500X0.075000X-0.662500X0.075000X0*%
%ADD18RoundRect,0.075000X-0.075000X-0.662500X0.075000X-0.662500X0.075000X0.662500X-0.075000X0.662500X0*%
%ADD19RoundRect,0.237500X-0.287500X-0.237500X0.287500X-0.237500X0.287500X0.237500X-0.287500X0.237500X0*%
%ADD20RoundRect,0.250000X-0.325000X-0.450000X0.325000X-0.450000X0.325000X0.450000X-0.325000X0.450000X0*%
%ADD21RoundRect,0.250001X-1.074999X0.462499X-1.074999X-0.462499X1.074999X-0.462499X1.074999X0.462499X0*%
%ADD22R,2.000000X1.500000*%
%ADD23R,2.000000X3.800000*%
%ADD24R,1.560000X0.650000*%
%ADD25R,2.600000X2.600000*%
%ADD26C,2.600000*%
%ADD27O,1.000000X1.000000*%
%ADD28R,1.000000X1.000000*%
%ADD29R,1.600000X1.600000*%
%ADD30O,1.600000X1.600000*%
%ADD31C,1.500000*%
%ADD32C,4.000000*%
%ADD33C,1.600000*%
G04 APERTURE END LIST*
D10*
X111607600Y-62001400D03*
X85725000Y-74218800D03*
X113182400Y-74218800D03*
X110667800Y-74218800D03*
X108153200Y-74218800D03*
D11*
X104800400Y-66903600D03*
X104800400Y-69778600D03*
D12*
X93268800Y-56212800D03*
X93268800Y-57962800D03*
D13*
X103350000Y-57962800D03*
X101600000Y-57962800D03*
D14*
X101955600Y-68501200D03*
X101955600Y-66751200D03*
D12*
X90728800Y-62167800D03*
X90728800Y-63917800D03*
D15*
X71437500Y-63622000D03*
X71437500Y-61722000D03*
X69437500Y-62672000D03*
D16*
X74500000Y-53500000D03*
X117500000Y-53500000D03*
X117500000Y-72000000D03*
X74500000Y-72000000D03*
D13*
X115276600Y-61569600D03*
X113526600Y-61569600D03*
X119227600Y-59182000D03*
X117477600Y-59182000D03*
X96661000Y-53924200D03*
X98411000Y-53924200D03*
D14*
X94945200Y-56360000D03*
X94945200Y-54610000D03*
D17*
X93246500Y-59861000D03*
X93246500Y-60361000D03*
X93246500Y-60861000D03*
X93246500Y-61361000D03*
X93246500Y-61861000D03*
X93246500Y-62361000D03*
X93246500Y-62861000D03*
X93246500Y-63361000D03*
X93246500Y-63861000D03*
X93246500Y-64361000D03*
X93246500Y-64861000D03*
X93246500Y-65361000D03*
D18*
X94659000Y-66773500D03*
X95159000Y-66773500D03*
X95659000Y-66773500D03*
X96159000Y-66773500D03*
X96659000Y-66773500D03*
X97159000Y-66773500D03*
X97659000Y-66773500D03*
X98159000Y-66773500D03*
X98659000Y-66773500D03*
X99159000Y-66773500D03*
X99659000Y-66773500D03*
X100159000Y-66773500D03*
D17*
X101571500Y-65361000D03*
X101571500Y-64861000D03*
X101571500Y-64361000D03*
X101571500Y-63861000D03*
X101571500Y-63361000D03*
X101571500Y-62861000D03*
X101571500Y-62361000D03*
X101571500Y-61861000D03*
X101571500Y-61361000D03*
X101571500Y-60861000D03*
X101571500Y-60361000D03*
X101571500Y-59861000D03*
D18*
X100159000Y-58448500D03*
X99659000Y-58448500D03*
X99159000Y-58448500D03*
X98659000Y-58448500D03*
X98159000Y-58448500D03*
X97659000Y-58448500D03*
X97159000Y-58448500D03*
X96659000Y-58448500D03*
X96159000Y-58448500D03*
X95659000Y-58448500D03*
X95159000Y-58448500D03*
X94659000Y-58448500D03*
D19*
X117195600Y-66243200D03*
X118945600Y-66243200D03*
D20*
X85407500Y-56515000D03*
X87457500Y-56515000D03*
X79865000Y-56515000D03*
X81915000Y-56515000D03*
D21*
X74828400Y-61417200D03*
X74828400Y-64392200D03*
D22*
X113690400Y-69166800D03*
X113690400Y-66866800D03*
D23*
X107390400Y-66866800D03*
D22*
X113690400Y-64566800D03*
D24*
X113741200Y-59878000D03*
X113741200Y-58928000D03*
X113741200Y-57978000D03*
X111041200Y-57978000D03*
X111041200Y-58928000D03*
X111041200Y-59878000D03*
D25*
X66802000Y-57658000D03*
D26*
X66802000Y-62658000D03*
X66802000Y-67658000D03*
D27*
X97150400Y-52400200D03*
X95880400Y-52400200D03*
X94610400Y-52400200D03*
X93340400Y-52400200D03*
X92070400Y-52400200D03*
D28*
X90800400Y-52400200D03*
D29*
X74828400Y-66751200D03*
D30*
X74828400Y-59131200D03*
D31*
X87439500Y-58801000D03*
X84899500Y-58801000D03*
X82359500Y-58801000D03*
X79819500Y-58801000D03*
D32*
X122081000Y-56821500D03*
X122081000Y-68821500D03*
D33*
X119221000Y-64071500D03*
X119221000Y-61571500D03*
X117221000Y-61571500D03*
D29*
X117221000Y-64071500D03*
D10*
X103174800Y-74218800D03*
X85293200Y-52349400D03*
X99744000Y-52400200D03*
X102230400Y-52400200D03*
X109698000Y-52400200D03*
D28*
X93065600Y-66954400D03*
D10*
X100685600Y-74218800D03*
D28*
X91084400Y-66954400D03*
D10*
X93218000Y-74218800D03*
X98196400Y-74218800D03*
X109093000Y-62001400D03*
X123190000Y-73507600D03*
D28*
X93065600Y-68935600D03*
D10*
X90728800Y-74218800D03*
X104719600Y-52400200D03*
X106603800Y-62001400D03*
X88239600Y-74218800D03*
X95707200Y-74218800D03*
D28*
X91084400Y-68935600D03*
D10*
X105664000Y-74218800D03*
X107208800Y-52400200D03*
X88290400Y-52349400D03*
X123037600Y-51866800D03*
M02*

View File

@ -0,0 +1,664 @@
G04 #@! TF.GenerationSoftware,KiCad,Pcbnew,6.0.5*
G04 #@! TF.CreationDate,2022-10-28T16:57:35+03:00*
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G04 #@! TF.SameCoordinates,Original*
G04 #@! TF.FileFunction,Legend,Top*
G04 #@! TF.FilePolarity,Positive*
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M02*

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@ -0,0 +1,121 @@
M48
; DRILL file {KiCad 6.0.5} date Пт 28 окт 2022 16:52:02
; FORMAT={-:-/ absolute / metric / decimal}
; #@! TF.CreationDate,2022-10-28T16:52:02+03:00
; #@! TF.GenerationSoftware,Kicad,Pcbnew,6.0.5
; #@! TF.FileFunction,MixedPlating,1,2
FMAT,2
METRIC
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T9C2.300
; #@! TA.AperFunction,Plated,PTH,ComponentDrill
T10C3.000
%
G90
G05
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T2
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T5
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M30

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@ -0,0 +1,18 @@
(module B0x0xS (layer F.Cu) (tedit 5EC4EFC6)
(fp_text reference REF** (at 0.127 2.286) (layer F.SilkS)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value B0x0xS (at 0 -3.048) (layer F.Fab)
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_line (start -5.8 0.9) (end 5.8 0.9) (layer F.SilkS) (width 0.12))
(fp_line (start -5.8 -5.1) (end 5.8 -5.1) (layer F.SilkS) (width 0.12))
(fp_line (start -5.8 -5.1) (end -5.8 0.9) (layer F.SilkS) (width 0.12))
(fp_line (start 5.8 -5.1) (end 5.8 0.9) (layer F.SilkS) (width 0.12))
(fp_line (start -0.381 -5.334) (end -0.381 1.27) (layer F.SilkS) (width 0.15))
(fp_line (start 0.381 1.27) (end 0.381 -5.334) (layer F.SilkS) (width 0.15))
(pad 1 thru_hole circle (at -3.81 0) (size 1.5 1.5) (drill 0.8) (layers *.Cu *.Mask))
(pad 2 thru_hole circle (at -1.27 0) (size 1.5 1.5) (drill 0.8) (layers *.Cu *.Mask))
(pad 3 thru_hole circle (at 1.27 0) (size 1.5 1.5) (drill 0.8) (layers *.Cu *.Mask))
(pad 4 thru_hole circle (at 3.81 0) (size 1.5 1.5) (drill 0.8) (layers *.Cu *.Mask))
)

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@ -0,0 +1,9 @@
(module Hole_3mm (layer F.Cu) (tedit 5913F6E4)
(fp_text reference REF** (at 0 3.81) (layer F.SilkS) hide
(effects (font (size 1 1) (thickness 0.15)))
)
(fp_text value Hole_3mm (at 0 -7.62) (layer F.Fab) hide
(effects (font (size 1 1) (thickness 0.15)))
)
(pad 1 thru_hole circle (at 0 0) (size 5 5) (drill 3) (layers *.Cu *.Mask))
)

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@ -0,0 +1,695 @@
EESchema-LIBRARY Version 2.4
#encoding utf-8
#
# +3.3V
#
DEF +3.3V #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -150 50 H I C CNN
F1 "+3.3V" 0 140 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 2 0 1 0 -30 50 0 100 N
P 2 0 1 0 0 0 0 100 N
P 2 0 1 0 0 100 30 50 N
X +3V3 1 0 0 0 U 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# +5V
#
DEF +5V #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -150 50 H I C CNN
F1 "+5V" 0 140 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 2 0 1 0 -30 50 0 100 N
P 2 0 1 0 0 0 0 100 N
P 2 0 1 0 0 100 30 50 N
X +5V 1 0 0 0 U 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# C
#
DEF C C 0 10 N Y 1 F N
F0 "C" 25 100 50 H V L CNN
F1 "C" 25 -100 50 H V L CNN
F2 "" 38 -150 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
C_*
$ENDFPLIST
DRAW
P 2 0 1 20 -80 -30 80 -30 N
P 2 0 1 20 -80 30 80 30 N
X ~ 1 0 150 110 D 50 50 1 1 P
X ~ 2 0 -150 110 U 50 50 1 1 P
ENDDRAW
ENDDEF
#
# CONN_01X01
#
DEF CONN_01X01 J 0 40 Y N 1 F N
F0 "J" 0 100 50 H V C CNN
F1 "CONN_01X01" 100 0 50 V V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Pin_Header_Straight_1X*
Pin_Header_Angled_1X*
Socket_Strip_Straight_1X*
Socket_Strip_Angled_1X*
$ENDFPLIST
DRAW
S -50 5 10 -5 0 1 0 N
S -50 50 50 -50 0 1 0 N
X P1 1 -200 0 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# CONN_01X03
#
DEF CONN_01X03 J 0 40 Y N 1 F N
F0 "J" 0 200 50 H V C CNN
F1 "CONN_01X03" 100 0 50 V V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Pin_Header_Straight_1X*
Pin_Header_Angled_1X*
Socket_Strip_Straight_1X*
Socket_Strip_Angled_1X*
$ENDFPLIST
DRAW
S -50 -95 10 -105 0 1 0 N
S -50 5 10 -5 0 1 0 N
S -50 105 10 95 0 1 0 N
S -50 150 50 -150 0 1 0 N
X P1 1 -200 100 150 R 50 50 1 1 P
X P2 2 -200 0 150 R 50 50 1 1 P
X P3 3 -200 -100 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# CONN_02X03
#
DEF CONN_02X03 J 0 1 Y N 1 F N
F0 "J" 0 200 50 H V C CNN
F1 "CONN_02X03" 0 -200 50 H V C CNN
F2 "" 0 -1200 50 H I C CNN
F3 "" 0 -1200 50 H I C CNN
$FPLIST
Pin_Header_Straight_2X*
Pin_Header_Angled_2X*
Socket_Strip_Straight_2X*
Socket_Strip_Angled_2X*
IDC_Header_Straight_*
$ENDFPLIST
DRAW
S -100 -95 -50 -105 0 1 0 N
S -100 5 -50 -5 0 1 0 N
S -100 105 -50 95 0 1 0 N
S -100 150 100 -150 0 1 0 N
S 50 -95 100 -105 0 1 0 N
S 50 5 100 -5 0 1 0 N
S 50 105 100 95 0 1 0 N
X P1 1 -250 100 150 R 50 50 1 1 P
X P2 2 250 100 150 L 50 50 1 1 P
X P3 3 -250 0 150 R 50 50 1 1 P
X P4 4 250 0 150 L 50 50 1 1 P
X P5 5 -250 -100 150 R 50 50 1 1 P
X P6 6 250 -100 150 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# CP
#
DEF CP C 0 10 N Y 1 F N
F0 "C" 25 100 50 H V L CNN
F1 "CP" 25 -100 50 H V L CNN
F2 "" 38 -150 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
CP_*
$ENDFPLIST
DRAW
S -90 20 -90 40 0 1 0 N
S -90 20 90 20 0 1 0 N
S 90 -20 -90 -40 0 1 0 F
S 90 40 -90 40 0 1 0 N
S 90 40 90 20 0 1 0 N
P 2 0 1 0 -70 90 -30 90 N
P 2 0 1 0 -50 110 -50 70 N
X ~ 1 0 150 110 D 50 50 1 1 P
X ~ 2 0 -150 110 U 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Conn_01x01
#
DEF Conn_01x01 J 0 40 Y N 1 F N
F0 "J" 0 100 50 H V C CNN
F1 "Conn_01x01" 0 -100 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Connector*:*_??x*mm*
Connector*:*1x??x*mm*
Pin?Header?Straight?1X*
Pin?Header?Angled?1X*
Socket?Strip?Straight?1X*
Socket?Strip?Angled?1X*
$ENDFPLIST
DRAW
S -50 5 0 -5 1 1 6 N
S -50 50 50 -50 1 1 10 f
X Pin_1 1 -200 0 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Conn_01x02
#
DEF Conn_01x02 J 0 40 Y N 1 F N
F0 "J" 0 100 50 H V C CNN
F1 "Conn_01x02" 0 -200 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Connector*:*_??x*mm*
Connector*:*1x??x*mm*
Pin?Header?Straight?1X*
Pin?Header?Angled?1X*
Socket?Strip?Straight?1X*
Socket?Strip?Angled?1X*
$ENDFPLIST
DRAW
S -50 -95 0 -105 1 1 6 N
S -50 5 0 -5 1 1 6 N
S -50 50 50 -150 1 1 10 f
X Pin_1 1 -200 0 150 R 50 50 1 1 P
X Pin_2 2 -200 -100 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Conn_01x07
#
DEF Conn_01x07 J 0 40 Y N 1 F N
F0 "J" 0 400 50 H V C CNN
F1 "Conn_01x07" 0 -400 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
Connector*:*_??x*mm*
Connector*:*1x??x*mm*
Pin?Header?Straight?1X*
Pin?Header?Angled?1X*
Socket?Strip?Straight?1X*
Socket?Strip?Angled?1X*
$ENDFPLIST
DRAW
S -50 -295 0 -305 1 1 6 N
S -50 -195 0 -205 1 1 6 N
S -50 -95 0 -105 1 1 6 N
S -50 5 0 -5 1 1 6 N
S -50 105 0 95 1 1 6 N
S -50 205 0 195 1 1 6 N
S -50 305 0 295 1 1 6 N
S -50 350 50 -350 1 1 10 f
X Pin_1 1 -200 300 150 R 50 50 1 1 P
X Pin_2 2 -200 200 150 R 50 50 1 1 P
X Pin_3 3 -200 100 150 R 50 50 1 1 P
X Pin_4 4 -200 0 150 R 50 50 1 1 P
X Pin_5 5 -200 -100 150 R 50 50 1 1 P
X Pin_6 6 -200 -200 150 R 50 50 1 1 P
X Pin_7 7 -200 -300 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# DB9_Female
#
DEF DB9_Female J 0 40 Y N 1 F N
F0 "J" 0 550 50 H V C CNN
F1 "DB9_Female" 0 -575 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
DB*F*
$ENDFPLIST
DRAW
C -70 -400 30 0 1 0 N
C -70 -200 30 0 1 0 N
C -70 0 30 0 1 0 N
C -70 200 30 0 1 0 N
C -70 400 30 0 1 0 N
C 50 -300 30 0 1 0 N
C 50 -100 30 0 1 0 N
C 50 100 30 0 1 0 N
C 50 300 30 0 1 0 N
P 2 0 1 0 -150 -400 -100 -400 N
P 2 0 1 0 -150 -300 20 -300 N
P 2 0 1 0 -150 -200 -100 -200 N
P 2 0 1 0 -150 -100 20 -100 N
P 2 0 1 0 -150 0 -100 0 N
P 2 0 1 0 -150 100 20 100 N
P 2 0 1 0 -150 200 -100 200 N
P 2 0 1 0 -150 300 20 300 N
P 2 0 1 0 -150 400 -100 400 N
P 5 0 1 10 -150 525 -150 -525 150 -375 150 375 -150 525 f
X 1 1 -300 400 150 R 50 50 1 1 P
X 2 2 -300 200 150 R 50 50 1 1 P
X 3 3 -300 0 150 R 50 50 1 1 P
X 4 4 -300 -200 150 R 50 50 1 1 P
X 5 5 -300 -400 150 R 50 50 1 1 P
X 6 6 -300 300 150 R 50 50 1 1 P
X 7 7 -300 100 150 R 50 50 1 1 P
X 8 8 -300 -100 150 R 50 50 1 1 P
X 9 9 -300 -300 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# DB9_Male
#
DEF DB9_Male J 0 40 Y N 1 F N
F0 "J" 0 550 50 H V C CNN
F1 "DB9_Male" 0 -575 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
DB*M*
$ENDFPLIST
DRAW
C -70 -400 30 0 1 0 F
C -70 -200 30 0 1 0 F
C -70 0 30 0 1 0 F
C -70 200 30 0 1 0 F
C -70 400 30 0 1 0 F
C 50 -300 30 0 1 0 F
C 50 -100 30 0 1 0 F
C 50 100 30 0 1 0 F
C 50 300 30 0 1 0 F
P 2 0 1 0 -150 -400 -100 -400 N
P 2 0 1 0 -150 -300 20 -300 N
P 2 0 1 0 -150 -200 -100 -200 N
P 2 0 1 0 -150 -100 20 -100 N
P 2 0 1 0 -150 0 -100 0 N
P 2 0 1 0 -150 100 20 100 N
P 2 0 1 0 -150 200 -100 200 N
P 2 0 1 0 -150 300 20 300 N
P 2 0 1 0 -150 400 -100 400 N
P 5 0 1 10 -150 -525 -150 525 150 375 150 -375 -150 -525 f
X 1 1 -300 -400 150 R 50 50 1 1 P
X 2 2 -300 -200 150 R 50 50 1 1 P
X 3 3 -300 0 150 R 50 50 1 1 P
X 4 4 -300 200 150 R 50 50 1 1 P
X 5 5 -300 400 150 R 50 50 1 1 P
X 6 6 -300 -300 150 R 50 50 1 1 P
X 7 7 -300 -100 150 R 50 50 1 1 P
X 8 8 -300 100 150 R 50 50 1 1 P
X 9 9 -300 300 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# D_Schottky
#
DEF D_Schottky D 0 40 N N 1 F N
F0 "D" 0 100 50 H V C CNN
F1 "D_Schottky" 0 -100 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
TO-???*
*SingleDiode
*_Diode_*
*SingleDiode*
D_*
$ENDFPLIST
DRAW
P 2 0 1 0 50 0 -50 0 N
P 4 0 1 8 50 50 50 -50 -50 0 50 50 N
P 6 0 1 8 -75 25 -75 50 -50 50 -50 -50 -25 -50 -25 -25 N
X K 1 -150 0 100 R 50 50 1 1 P
X A 2 150 0 100 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# D_Zener
#
DEF D_Zener D 0 40 N N 1 F N
F0 "D" 0 100 50 H V C CNN
F1 "D_Zener" 0 -100 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
TO-???*
*SingleDiode
*_Diode_*
*SingleDiode*
D_*
$ENDFPLIST
DRAW
P 2 0 1 0 50 0 -50 0 N
P 3 0 1 8 -50 -50 -50 50 -30 50 N
P 4 0 1 8 50 -50 50 50 -50 0 50 -50 N
X K 1 -150 0 100 R 50 50 1 1 P
X A 2 150 0 100 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# GND
#
DEF GND #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -250 50 H I C CNN
F1 "GND" 0 -150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
X GND 1 0 0 0 D 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# Jumper_NO_Small
#
DEF Jumper_NO_Small JP 0 30 N N 1 F N
F0 "JP" 0 80 50 H V C CNN
F1 "Jumper_NO_Small" 10 -60 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
C -40 0 20 0 1 0 N
C 40 0 20 0 1 0 N
X 1 1 -100 0 40 R 50 50 0 1 P
X 2 2 100 0 40 L 50 50 0 1 P
ENDDRAW
ENDDEF
#
# LED-RESCUE-stm32
#
DEF LED-RESCUE-stm32 D 0 40 Y N 1 F N
F0 "D" 0 100 50 H V C CNN
F1 "LED-RESCUE-stm32" 0 -100 50 H V C CNN
F2 "" 0 0 50 H V C CNN
F3 "" 0 0 50 H V C CNN
$FPLIST
LED*
$ENDFPLIST
DRAW
P 2 0 1 8 -50 -50 -50 50 N
P 2 0 1 0 -50 0 50 0 N
P 4 0 1 8 50 -50 50 50 -50 0 50 -50 N
P 5 0 1 0 -120 -30 -180 -90 -150 -90 -180 -90 -180 -60 N
P 5 0 1 0 -70 -30 -130 -90 -100 -90 -130 -90 -130 -60 N
X K 1 -150 0 100 R 50 50 1 1 P
X A 2 150 0 100 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
# LM1117-3.3-RESCUE-stm32
#
DEF LM1117-3.3-RESCUE-stm32 U 0 30 Y Y 1 F N
F0 "U" 100 -250 50 H V C CNN
F1 "LM1117-3.3-RESCUE-stm32" 0 250 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
SOT-223*
TO-263*
TO-252*
$ENDFPLIST
DRAW
S -200 -200 200 200 0 1 10 f
X GND/ADJ 1 0 -300 100 U 50 50 1 1 W
X VO 2 300 50 100 L 50 50 1 1 P
X VI 3 -300 0 100 R 50 50 1 1 W
X VO 4 300 -50 100 L 50 50 1 1 w
ENDDRAW
ENDDEF
#
# MAX471-RESCUE-stm32
#
DEF MAX471-RESCUE-stm32 U 0 40 Y Y 1 F N
F0 "U" -300 350 50 H V L CNN
F1 "MAX471-RESCUE-stm32" -300 -350 50 H V L CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
S -300 300 300 -300 0 1 10 f
X SHDN 1 -400 -100 100 R 50 50 1 1 I
X RS+ 2 -400 200 100 R 50 50 1 1 W
X RS+ 3 -400 100 100 R 50 50 1 1 P
X GND 4 -400 -200 100 R 50 50 1 1 W
X SIGN 5 400 -100 100 L 50 50 1 1 C
X RS- 6 400 200 100 L 50 50 1 1 w
X RS- 7 400 100 100 L 50 50 1 1 P
X OUT 8 400 -200 100 L 50 50 1 1 O
ENDDRAW
ENDDEF
#
# MCP2551-I_SN
#
DEF MCP2551-I_SN U 0 40 Y Y 1 F N
F0 "U" -400 350 50 H V L CNN
F1 "MCP2551-I_SN" 100 350 50 H V L CNN
F2 "Housings_SOIC:SOIC-8_3.9x4.9mm_Pitch1.27mm" 0 -500 50 H I C CIN
F3 "" 0 0 50 H I C CNN
$FPLIST
SOIC*Pitch1.27mm*
$ENDFPLIST
DRAW
S -400 300 400 -300 0 1 10 f
X TXD 1 -500 200 100 R 50 50 1 1 I
X VSS 2 0 -400 100 U 50 50 1 1 W
X VDD 3 0 400 100 D 50 50 1 1 W
X RXD 4 -500 100 100 R 50 50 1 1 O
X Vref 5 -500 -100 100 R 50 50 1 1 w
X CANL 6 500 -100 100 L 50 50 1 1 B
X CANH 7 500 100 100 L 50 50 1 1 B
X Rs 8 -500 -200 100 R 50 50 1 1 I
ENDDRAW
ENDDEF
#
# PWR_FLAG
#
DEF PWR_FLAG #FLG 0 0 N N 1 F P
F0 "#FLG" 0 75 50 H I C CNN
F1 "PWR_FLAG" 0 150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 6 0 1 0 0 0 0 50 -40 75 0 100 40 75 0 50 N
X pwr 1 0 0 0 U 50 50 0 0 w
ENDDRAW
ENDDEF
#
# Q_NMOS_GSD
#
DEF Q_NMOS_GSD Q 0 0 Y N 1 F N
F0 "Q" 200 50 50 H V L CNN
F1 "Q_NMOS_GSD" 200 -50 50 H V L CNN
F2 "" 200 100 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
C 65 0 111 0 1 10 N
C 100 -70 11 0 1 0 F
C 100 70 11 0 1 0 F
P 2 0 1 0 2 0 10 0 N
P 2 0 1 0 30 -70 100 -70 N
P 2 0 1 10 30 -50 30 -90 N
P 2 0 1 0 30 0 100 0 N
P 2 0 1 10 30 20 30 -20 N
P 2 0 1 0 30 70 100 70 N
P 2 0 1 10 30 90 30 50 N
P 2 0 1 0 100 -70 100 -100 N
P 2 0 1 0 100 -70 100 0 N
P 2 0 1 0 100 100 100 70 N
P 3 0 1 10 10 75 10 -75 10 -75 N
P 4 0 1 0 40 0 80 15 80 -15 40 0 F
P 4 0 1 0 100 -70 130 -70 130 70 100 70 N
P 4 0 1 0 110 20 115 15 145 15 150 10 N
P 4 0 1 0 130 15 115 -10 145 -10 130 15 N
X G 1 -200 0 200 R 50 50 1 1 I
X S 2 100 -200 100 U 50 50 1 1 P
X D 3 100 200 100 D 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Q_PMOS_GSD
#
DEF Q_PMOS_GSD Q 0 0 Y N 1 F N
F0 "Q" 200 50 50 H V L CNN
F1 "Q_PMOS_GSD" 200 -50 50 H V L CNN
F2 "" 200 100 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
C 65 0 111 0 1 10 N
C 100 -70 11 0 1 0 F
C 100 70 11 0 1 0 F
P 2 0 1 0 2 0 10 0 N
P 2 0 1 0 30 -70 100 -70 N
P 2 0 1 10 30 -50 30 -90 N
P 2 0 1 0 30 0 100 0 N
P 2 0 1 10 30 20 30 -20 N
P 2 0 1 0 30 70 100 70 N
P 2 0 1 10 30 90 30 50 N
P 2 0 1 0 100 -70 100 -100 N
P 2 0 1 0 100 -70 100 0 N
P 2 0 1 0 100 100 100 70 N
P 3 0 1 10 10 75 10 -75 10 -75 N
P 4 0 1 0 90 0 50 -15 50 15 90 0 F
P 4 0 1 0 100 -70 130 -70 130 70 100 70 N
P 4 0 1 0 110 -20 115 -15 145 -15 150 -10 N
P 4 0 1 0 130 -15 115 10 145 10 130 -15 N
X G 1 -200 0 200 R 50 50 1 1 I
X S 2 100 -200 100 U 50 50 1 1 P
X D 3 100 200 100 D 50 50 1 1 P
ENDDRAW
ENDDEF
#
# R
#
DEF R R 0 0 N Y 1 F N
F0 "R" 80 0 50 V V C CNN
F1 "R" 0 0 50 V V C CNN
F2 "" -70 0 50 V I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
R_*
R_*
$ENDFPLIST
DRAW
S -40 -100 40 100 0 1 10 N
X ~ 1 0 150 50 D 50 50 1 1 P
X ~ 2 0 -150 50 U 50 50 1 1 P
ENDDRAW
ENDDEF
#
# SP0502BAHT
#
DEF SP0502BAHT D 0 40 Y N 1 F N
F0 "D" 225 100 50 H V L CNN
F1 "SP0502BAHT" 225 25 50 H V L CNN
F2 "TO_SOT_Packages_SMD:SOT-23" 225 -50 50 H I L CNN
F3 "" 125 125 50 H I C CNN
$FPLIST
SOT?23*
$ENDFPLIST
DRAW
S -175 100 175 -100 0 1 10 f
P 2 0 1 0 -100 100 -100 50 N
P 2 0 1 0 0 -50 0 -100 N
P 2 0 1 0 100 100 100 50 N
P 4 0 1 0 -150 75 -125 50 -75 50 -50 25 N
P 4 0 1 0 -100 0 -100 -50 100 -50 100 0 N
P 4 0 1 0 -100 50 -75 0 -125 0 -100 50 F
P 4 0 1 0 50 75 75 50 125 50 150 25 N
P 4 0 1 0 100 50 75 0 125 0 100 50 F
X A 3 0 -200 100 U 50 50 0 0 I
X K 1 -100 200 100 D 50 50 1 1 I
X K 2 100 200 100 D 50 50 1 1 I
ENDDRAW
ENDDEF
#
# STM32F042C6Tx
#
DEF STM32F042C6Tx U 0 40 Y Y 1 L N
F0 "U" -3000 1725 50 H V L BNN
F1 "STM32F042C6Tx" 3000 1725 50 H V R BNN
F2 "LQFP48" 3000 1675 50 H V R TNN
F3 "" 0 0 50 H V C CNN
DRAW
S -3000 -1700 3000 1700 0 1 10 f
X VBAT 1 -3100 1100 100 R 50 50 1 1 W
X ADC_IN0/RTC_TAMP2/SYS_WKUP1/TIM2_CH1/TIM2_ETR/TSC_G1_IO1/USART2_CTS/PA0 10 3100 100 100 L 50 50 1 1 B
X ADC_IN1/TIM2_CH2/TSC_G1_IO2/USART2_DE/USART2_RTS/PA1 11 3100 0 100 L 50 50 1 1 B
X ADC_IN2/SYS_WKUP4/TIM2_CH3/TSC_G1_IO3/USART2_TX/PA2 12 3100 -100 100 L 50 50 1 1 B
X ADC_IN3/TIM2_CH4/TSC_G1_IO4/USART2_RX/PA3 13 3100 -200 100 L 50 50 1 1 B
X ADC_IN4/I2S1_WS/SPI1_NSS/TIM14_CH1/TSC_G2_IO1/USART2_CK/USB_OE/PA4 14 3100 -300 100 L 50 50 1 1 B
X ADC_IN5/CEC/I2S1_CK/SPI1_SCK/TIM2_CH1/TIM2_ETR/TSC_G2_IO2/PA5 15 3100 -400 100 L 50 50 1 1 B
X ADC_IN6/I2S1_MCK/SPI1_MISO/TIM16_CH1/TIM1_BKIN/TIM3_CH1/TSC_G2_IO3/PA6 16 3100 -500 100 L 50 50 1 1 B
X ADC_IN7/I2S1_SD/SPI1_MOSI/TIM14_CH1/TIM17_CH1/TIM1_CH1N/TIM3_CH2/TSC_G2_IO4/PA7 17 3100 -600 100 L 50 50 1 1 B
X PB0/ADC_IN8/TIM1_CH2N/TIM3_CH3/TSC_G3_IO2 18 -3100 100 100 R 50 50 1 1 B
X PB1/ADC_IN9/TIM14_CH1/TIM1_CH3N/TIM3_CH4/TSC_G3_IO3 19 -3100 0 100 R 50 50 1 1 B
X PC13/RTC_OUT_ALARM/RTC_OUT_CALIB/RTC_TAMP1/RTC_TS/SYS_WKUP2 2 -3100 500 100 R 50 50 1 1 B
X PB2/TSC_G3_IO4 20 -3100 -100 100 R 50 50 1 1 B
X PB10/CEC/I2C1_SCL/SPI2_SCK/TIM2_CH3/TSC_SYNC 21 -3100 -900 100 R 50 50 1 1 B
X PB11/I2C1_SDA/TIM2_CH4 22 -3100 -1000 100 R 50 50 1 1 B
X VSS 23 -200 -1800 100 U 50 50 1 1 W
X VDD 24 -200 1800 100 D 50 50 1 1 W
X PB12/SPI2_NSS/TIM1_BKIN 25 -3100 -1100 100 R 50 50 1 1 B
X PB13/I2C1_SCL/SPI2_SCK/TIM1_CH1N 26 -3100 -1200 100 R 50 50 1 1 B
X PB14/I2C1_SDA/SPI2_MISO/TIM1_CH2N 27 -3100 -1300 100 R 50 50 1 1 B
X PB15/RTC_REFIN/SPI2_MOSI/SYS_WKUP7/TIM1_CH3N 28 -3100 -1400 100 R 50 50 1 1 B
X CRS_SYNC/RCC_MCO/TIM1_CH1/USART1_CK/PA8 29 3100 -700 100 L 50 50 1 1 B
X PC14/RCC_OSC32_IN 3 -3100 400 100 R 50 50 1 1 B
X I2C1_SCL/TIM1_CH2/TSC_G4_IO1/USART1_TX/PA9 30 3100 -800 100 L 50 50 1 1 B
X I2C1_SDA/TIM17_BKIN/TIM1_CH3/TSC_G4_IO2/USART1_RX/PA10 31 3100 -900 100 L 50 50 1 1 B
X CAN_RX/I2C1_SCL/TIM1_CH4/TSC_G4_IO3/USART1_CTS/USB_DM/PA11 32 3100 -1000 100 L 50 50 1 1 B
X CAN_TX/I2C1_SDA/TIM1_ETR/TSC_G4_IO4/USART1_DE/USART1_RTS/USB_DP/PA12 33 3100 -1100 100 L 50 50 1 1 B
X IR_OUT/SYS_SWDIO/USB_OE/PA13 34 3100 -1200 100 L 50 50 1 1 B
X VSS 35 -100 -1800 100 U 50 50 1 1 W
X VDDIO2 36 100 1800 100 D 50 50 1 1 W
X SYS_SWCLK/USART2_TX/PA14 37 3100 -1300 100 L 50 50 1 1 B
X I2S1_WS/SPI1_NSS/TIM2_CH1/TIM2_ETR/USART2_RX/USB_OE/PA15 38 3100 -1400 100 L 50 50 1 1 B
X PB3/I2S1_CK/SPI1_SCK/TIM2_CH2/TSC_G5_IO1 39 -3100 -200 100 R 50 50 1 1 B
X PC15/RCC_OSC32_OUT 4 -3100 300 100 R 50 50 1 1 B
X PB4/I2S1_MCK/SPI1_MISO/TIM17_BKIN/TIM3_CH1/TSC_G5_IO2 40 -3100 -300 100 R 50 50 1 1 B
X PB5/I2C1_SMBA/I2S1_SD/SPI1_MOSI/SYS_WKUP6/TIM16_BKIN/TIM3_CH2 41 -3100 -400 100 R 50 50 1 1 B
X PB6/I2C1_SCL/TIM16_CH1N/TSC_G5_IO3/USART1_TX 42 -3100 -500 100 R 50 50 1 1 B
X PB7/I2C1_SDA/TIM17_CH1N/TSC_G5_IO4/USART1_RX 43 -3100 -600 100 R 50 50 1 1 B
X PF11 44 -3100 700 100 R 50 50 1 1 B
X PB8/CAN_RX/CEC/I2C1_SCL/TIM16_CH1/TSC_SYNC 45 -3100 -700 100 R 50 50 1 1 B
X PB9/CAN_TX/I2C1_SDA/IR_OUT/SPI2_NSS/TIM17_CH1 46 -3100 -800 100 R 50 50 1 1 B
X VSS 47 0 -1800 100 U 50 50 1 1 W
X VDD 48 -100 1800 100 D 50 50 1 1 W
X PF0/CRS_SYNC/I2C1_SDA/RCC_OSC_IN 5 -3100 900 100 R 50 50 1 1 I
X PF1/I2C1_SCL/RCC_OSC_OUT 6 -3100 800 100 R 50 50 1 1 I
X NRST 7 -3100 1300 100 R 50 50 1 1 I
X VSSA 8 100 -1800 100 U 50 50 1 1 W
X VDDA 9 0 1800 100 D 50 50 1 1 W
ENDDRAW
ENDDEF
#
# SW_Push
#
DEF SW_Push SW 0 40 N N 1 F N
F0 "SW" 50 100 50 H V L CNN
F1 "SW_Push" 0 -60 50 H V C CNN
F2 "" 0 200 50 H I C CNN
F3 "" 0 200 50 H I C CNN
DRAW
C -80 0 20 0 1 0 N
C 80 0 20 0 1 0 N
P 2 0 1 0 0 50 0 120 N
P 2 0 1 0 100 50 -100 50 N
X 1 1 -200 0 100 R 50 50 0 1 P
X 2 2 200 0 100 L 50 50 0 1 P
ENDDRAW
ENDDEF
#
# USB_A-RESCUE-stm32
#
DEF USB_A-RESCUE-stm32 P 0 40 Y Y 1 F N
F0 "P" 200 -200 50 H V C CNN
F1 "USB_A-RESCUE-stm32" -50 200 50 H V C CNN
F2 "" -50 -100 50 V V C CNN
F3 "" -50 -100 50 V V C CNN
$FPLIST
USB*
$ENDFPLIST
DRAW
S -250 -150 150 150 0 1 0 N
S -205 -150 -195 -120 0 1 0 N
S -105 -150 -95 -120 0 1 0 N
S -5 -150 5 -120 0 1 0 N
S 95 -150 105 -120 0 1 0 N
X VBUS 1 -200 -300 150 U 50 50 1 1 W
X D- 2 -100 -300 150 U 50 50 1 1 P
X D+ 3 0 -300 150 U 50 50 1 1 P
X GND 4 100 -300 150 U 50 50 1 1 W
X shield 5 300 100 150 L 50 50 1 1 P
ENDDRAW
ENDDEF
#
#End Library

File diff suppressed because it is too large Load Diff

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@ -0,0 +1,75 @@
{
"board": {
"active_layer": 0,
"active_layer_preset": "All Layers",
"auto_track_width": false,
"hidden_nets": [],
"high_contrast_mode": 0,
"net_color_mode": 1,
"opacity": {
"pads": 1.0,
"tracks": 1.0,
"vias": 1.0,
"zones": 0.6
},
"ratsnest_display_mode": 0,
"selection_filter": {
"dimensions": true,
"footprints": true,
"graphics": true,
"keepouts": true,
"lockedItems": true,
"otherItems": true,
"pads": true,
"text": true,
"tracks": true,
"vias": true,
"zones": true
},
"visible_items": [
0,
1,
2,
3,
4,
5,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
26,
27,
28,
29,
30,
32,
33,
34,
35,
36
],
"visible_layers": "fffffff_ffffffff",
"zone_display_mode": 0
},
"meta": {
"filename": "stm32.kicad_prl",
"version": 3
},
"project": {
"files": []
}
}

View File

@ -0,0 +1,488 @@
{
"board": {
"design_settings": {
"defaults": {
"board_outline_line_width": 0.15,
"copper_line_width": 0.19999999999999998,
"copper_text_italic": false,
"copper_text_size_h": 1.5,
"copper_text_size_v": 1.5,
"copper_text_thickness": 0.3,
"copper_text_upright": false,
"courtyard_line_width": 0.049999999999999996,
"dimension_precision": 4,
"dimension_units": 3,
"dimensions": {
"arrow_length": 1270000,
"extension_offset": 500000,
"keep_text_aligned": true,
"suppress_zeroes": false,
"text_position": 0,
"units_format": 1
},
"fab_line_width": 0.09999999999999999,
"fab_text_italic": false,
"fab_text_size_h": 1.0,
"fab_text_size_v": 1.0,
"fab_text_thickness": 0.15,
"fab_text_upright": false,
"other_line_width": 0.09999999999999999,
"other_text_italic": false,
"other_text_size_h": 1.0,
"other_text_size_v": 1.0,
"other_text_thickness": 0.15,
"other_text_upright": false,
"pads": {
"drill": 0.8,
"height": 1.5,
"width": 1.5
},
"silk_line_width": 0.15,
"silk_text_italic": false,
"silk_text_size_h": 1.0,
"silk_text_size_v": 1.0,
"silk_text_thickness": 0.15,
"silk_text_upright": false,
"zones": {
"45_degree_only": true,
"min_clearance": 0.5
}
},
"diff_pair_dimensions": [
{
"gap": 0.0,
"via_gap": 0.0,
"width": 0.0
}
],
"drc_exclusions": [],
"meta": {
"filename": "board_design_settings.json",
"version": 2
},
"rule_severities": {
"annular_width": "error",
"clearance": "error",
"copper_edge_clearance": "error",
"courtyards_overlap": "warning",
"diff_pair_gap_out_of_range": "error",
"diff_pair_uncoupled_length_too_long": "error",
"drill_out_of_range": "error",
"duplicate_footprints": "warning",
"extra_footprint": "warning",
"footprint_type_mismatch": "error",
"hole_clearance": "error",
"hole_near_hole": "error",
"invalid_outline": "error",
"item_on_disabled_layer": "error",
"items_not_allowed": "error",
"length_out_of_range": "error",
"malformed_courtyard": "error",
"microvia_drill_out_of_range": "error",
"missing_courtyard": "ignore",
"missing_footprint": "warning",
"net_conflict": "warning",
"npth_inside_courtyard": "ignore",
"padstack": "error",
"pth_inside_courtyard": "ignore",
"shorting_items": "error",
"silk_over_copper": "warning",
"silk_overlap": "warning",
"skew_out_of_range": "error",
"through_hole_pad_without_hole": "error",
"too_many_vias": "error",
"track_dangling": "warning",
"track_width": "error",
"tracks_crossing": "error",
"unconnected_items": "error",
"unresolved_variable": "error",
"via_dangling": "warning",
"zone_has_empty_net": "error",
"zones_intersect": "error"
},
"rule_severitieslegacy_courtyards_overlap": true,
"rule_severitieslegacy_no_courtyard_defined": false,
"rules": {
"allow_blind_buried_vias": false,
"allow_microvias": false,
"max_error": 0.005,
"min_clearance": 0.0,
"min_copper_edge_clearance": 0.09999999999999999,
"min_hole_clearance": 0.25,
"min_hole_to_hole": 0.25,
"min_microvia_diameter": 0.19999999999999998,
"min_microvia_drill": 0.09999999999999999,
"min_silk_clearance": 0.0,
"min_through_hole_diameter": 0.3,
"min_track_width": 0.15,
"min_via_annular_width": 0.049999999999999996,
"min_via_diameter": 0.39999999999999997,
"use_height_for_length_calcs": true
},
"track_widths": [
0.0,
0.2,
0.25,
0.5
],
"via_dimensions": [
{
"diameter": 0.0,
"drill": 0.0
},
{
"diameter": 0.8,
"drill": 0.4
},
{
"diameter": 1.0,
"drill": 0.6
},
{
"diameter": 1.4,
"drill": 0.8
}
],
"zones_allow_external_fillets": false,
"zones_use_no_outline": true
},
"layer_presets": []
},
"boards": [],
"cvpcb": {
"equivalence_files": []
},
"erc": {
"erc_exclusions": [],
"meta": {
"version": 0
},
"pin_map": [
[
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
2
],
[
0,
2,
0,
1,
0,
0,
1,
0,
2,
2,
2,
2
],
[
0,
0,
0,
0,
0,
0,
1,
0,
1,
0,
1,
2
],
[
0,
1,
0,
0,
0,
0,
1,
1,
2,
1,
1,
2
],
[
0,
0,
0,
0,
0,
0,
1,
0,
0,
0,
0,
2
],
[
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
2
],
[
1,
1,
1,
1,
1,
0,
1,
1,
1,
1,
1,
2
],
[
0,
0,
0,
1,
0,
0,
1,
0,
0,
0,
0,
2
],
[
0,
2,
1,
2,
0,
0,
1,
0,
2,
2,
2,
2
],
[
0,
2,
0,
1,
0,
0,
1,
0,
2,
0,
0,
2
],
[
0,
2,
1,
1,
0,
0,
1,
0,
2,
0,
0,
2
],
[
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2,
2
]
],
"rule_severities": {
"bus_definition_conflict": "error",
"bus_entry_needed": "error",
"bus_label_syntax": "error",
"bus_to_bus_conflict": "error",
"bus_to_net_conflict": "error",
"different_unit_footprint": "error",
"different_unit_net": "error",
"duplicate_reference": "error",
"duplicate_sheet_names": "error",
"extra_units": "error",
"global_label_dangling": "warning",
"hier_label_mismatch": "error",
"label_dangling": "error",
"lib_symbol_issues": "warning",
"multiple_net_names": "warning",
"net_not_bus_member": "warning",
"no_connect_connected": "warning",
"no_connect_dangling": "warning",
"pin_not_connected": "error",
"pin_not_driven": "error",
"pin_to_pin": "warning",
"power_pin_not_driven": "error",
"similar_labels": "warning",
"unannotated": "error",
"unit_value_mismatch": "error",
"unresolved_variable": "error",
"wire_dangling": "error"
}
},
"libraries": {
"pinned_footprint_libs": [],
"pinned_symbol_libs": []
},
"meta": {
"filename": "stm32.kicad_pro",
"version": 1
},
"net_settings": {
"classes": [
{
"bus_width": 12.0,
"clearance": 0.1,
"diff_pair_gap": 0.25,
"diff_pair_via_gap": 0.25,
"diff_pair_width": 0.2,
"line_style": 0,
"microvia_diameter": 0.3,
"microvia_drill": 0.1,
"name": "Default",
"pcb_color": "rgba(0, 0, 0, 0.000)",
"schematic_color": "rgba(0, 0, 0, 0.000)",
"track_width": 0.2,
"via_diameter": 0.8,
"via_drill": 0.4,
"wire_width": 6.0
},
{
"bus_width": 12.0,
"clearance": 0.15,
"diff_pair_gap": 0.25,
"diff_pair_via_gap": 0.25,
"diff_pair_width": 0.2,
"line_style": 0,
"microvia_diameter": 0.3,
"microvia_drill": 0.1,
"name": "0.25",
"nets": [],
"pcb_color": "rgba(0, 0, 0, 0.000)",
"schematic_color": "rgba(0, 0, 0, 0.000)",
"track_width": 0.25,
"via_diameter": 1.0,
"via_drill": 0.6,
"wire_width": 6.0
},
{
"bus_width": 12.0,
"clearance": 0.3,
"diff_pair_gap": 0.25,
"diff_pair_via_gap": 0.25,
"diff_pair_width": 0.2,
"line_style": 0,
"microvia_diameter": 0.3,
"microvia_drill": 0.1,
"name": "0.5",
"nets": [],
"pcb_color": "rgba(0, 0, 0, 0.000)",
"schematic_color": "rgba(0, 0, 0, 0.000)",
"track_width": 0.5,
"via_diameter": 1.4,
"via_drill": 0.8,
"wire_width": 6.0
}
],
"meta": {
"version": 2
},
"net_colors": null
},
"pcbnew": {
"last_paths": {
"gencad": "",
"idf": "",
"netlist": "stm32.net",
"specctra_dsn": "",
"step": "",
"vrml": ""
},
"page_layout_descr_file": ""
},
"schematic": {
"annotate_start_num": 0,
"drawing": {
"default_bus_thickness": 12.0,
"default_junction_size": 40.0,
"default_line_thickness": 6.0,
"default_text_size": 50.0,
"default_wire_thickness": 6.0,
"field_names": [],
"intersheets_ref_own_page": false,
"intersheets_ref_prefix": "",
"intersheets_ref_short": false,
"intersheets_ref_show": false,
"intersheets_ref_suffix": "",
"junction_size_choice": 3,
"label_size_ratio": 0.3,
"pin_symbol_size": 25.0,
"text_offset_ratio": 0.3
},
"legacy_lib_dir": "",
"legacy_lib_list": [],
"meta": {
"version": 1
},
"net_format_name": "Pcbnew",
"ngspice": {
"fix_include_paths": true,
"fix_passive_vals": false,
"meta": {
"version": 0
},
"model_mode": 0,
"workbook_filename": ""
},
"page_layout_descr_file": "",
"plot_directory": "",
"spice_adjust_passive_values": false,
"spice_external_command": "spice \"%I\"",
"subpart_first_id": 65,
"subpart_id_separator": 0
},
"sheets": [
[
"ce45f0ed-5b96-460f-9f82-e8a7af322e24",
""
]
],
"text_variables": {}
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "can.h"
#include "hardware.h"
#include "proto.h"
#include "usb.h"
#include "usb_lib.h"
#define MAXSTRLEN 128
volatile uint32_t Tms = 0;
static char inbuff[MAXSTRLEN];
/* Called when systick fires */
void sys_tick_handler(void){
++Tms;
}
int main(void){
uint32_t lastT = 0;
CAN_message *can_mesg;
sysreset();
SysTick_Config(6000, 1);
gpio_setup();
USB_setup();
CAN_setup(100);
RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
#ifndef EBUG
iwdg_setup();
#endif
while (1){
IWDG->KR = IWDG_REFRESH; // refresh watchdog
if(lastT && (Tms - lastT > 199)){
LED_off(LED0);
lastT = 0;
}
can_proc();
USB_proc();
if(CAN_get_status() == CAN_FIFO_OVERRUN){
USB_sendstr("CAN bus fifo overrun occured!\n");
}
while((can_mesg = CAN_messagebuf_pop())){
if(can_mesg && isgood(can_mesg->ID)){
LED_on(LED0);
lastT = Tms;
if(!lastT) lastT = 1;
if(ShowMsgs){ // new data in buff
IWDG->KR = IWDG_REFRESH;
uint8_t len = can_mesg->length;
printu(Tms);
USB_sendstr(" #");
printuhex(can_mesg->ID);
for(uint8_t ctr = 0; ctr < len; ++ctr){
USB_putbyte('\n');
printuhex(can_mesg->data[ctr]);
}
USB_putbyte('\n');
}
}
}
int l = USB_receivestr(inbuff, MAXSTRLEN);
if(l < 0) USB_sendstr("ERROR: USB buffer overflow or string was too long\n");
else if(l) cmd_parser(inbuff);
}
return 0;
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "can.h"
#include "hardware.h"
#include "proto.h"
#include "usb.h"
#include "version.inc"
extern volatile uint8_t canerror;
uint8_t ShowMsgs = 07;
uint16_t Ignore_IDs[IGN_SIZE];
uint8_t IgnSz = 0;
char *omit_spaces(const char *buf){
while(*buf){
if(*buf > ' ') break;
++buf;
}
return (char*)buf;
}
// read hexadecimal number (without 0x prefix!)
static char *gethex(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
uint8_t M = 0;
if(c >= '0' && c <= '9'){
M = '0';
}else if(c >= 'A' && c <= 'F'){
M = 'A' - 10;
}else if(c >= 'a' && c <= 'f'){
M = 'a' - 10;
}
if(M){
if(num & 0xf0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 4;
num += c - M;
}else{
break;
}
++buf;
}
*N = num;
return (char*)buf;
}
// In case of overflow return `buf` and N==0xffffffff
// read decimal number & return pointer to next non-number symbol
static char *getdec(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '9'){
break;
}
if(num > 429496729 || (num == 429496729 && c > '5')){ // overflow
*N = 0xffffff;
return start;
}
num *= 10;
num += c - '0';
++buf;
}
*N = num;
return (char*)buf;
}
// read octal number (without 0 prefix!)
static char *getoct(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '7'){
break;
}
if(num & 0xe0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 3;
num += c - '0';
++buf;
}
*N = num;
return (char*)buf;
}
// read binary number (without b prefix!)
static char *getbin(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '1'){
break;
}
if(num & 0x80000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 1;
if(c == '1') num |= 1;
++buf;
}
*N = num;
return (char*)buf;
}
/**
* @brief getnum - read uint32_t from string (dec, hex or bin: 127, 0x7f, 0b1111111)
* @param buf - buffer with number and so on
* @param N - the number read
* @return pointer to first non-number symbol in buf
* (if it is == buf, there's no number or if *N==0xffffffff there was overflow)
*/
char *getnum(const char *txt, uint32_t *N){
char *nxt = NULL;
char *s = omit_spaces(txt);
if(*s == '0'){ // hex, oct or 0
if(s[1] == 'x' || s[1] == 'X'){ // hex
nxt = gethex(s+2, N);
if(nxt == s+2) nxt = (char*)txt;
}else if(s[1] > '0'-1 && s[1] < '8'){ // oct
nxt = getoct(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{ // 0
nxt = s+1;
*N = 0;
}
}else if(*s == 'b' || *s == 'B'){
nxt = getbin(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{
nxt = getdec(s, N);
if(nxt == s) nxt = (char*)txt;
}
return nxt;
}
// parse `txt` to CAN_message
static CAN_message *parseCANmsg(char *txt){
static CAN_message canmsg;
uint32_t N;
char *n;
int ctr = -1;
canmsg.ID = 0xffff;
do{
txt = omit_spaces(txt);
n = getnum(txt, &N);
if(txt == n) break;
txt = n;
if(ctr == -1){
if(N > 0x7ff){
USB_sendstr("ID should be 11-bit number!\n");
return NULL;
}
canmsg.ID = (uint16_t)(N&0x7ff);
ctr = 0;
continue;
}
if(ctr > 7){
USB_sendstr("ONLY 8 data bytes allowed!\n");
return NULL;
}
if(N > 0xff){
USB_sendstr("Every data portion is a byte!\n");
return NULL;
}
canmsg.data[ctr++] = (uint8_t)(N&0xff);
}while(1);
if(canmsg.ID == 0xffff){
USB_sendstr("NO ID given, send nothing!\n");
return NULL;
}
USB_sendstr("Message parsed OK\n");
canmsg.length = (uint8_t) ctr;
return &canmsg;
}
// USB_sendstr command, format: ID (hex/bin/dec) data bytes (up to 8 bytes, space-delimeted)
TRUE_INLINE void USB_sendstrCANcommand(char *txt){
CAN_message *msg = parseCANmsg(txt);
if(!msg) return;
uint32_t N = 1000000;
while(CAN_BUSY == can_send(msg->data, msg->length, msg->ID)){
if(--N == 0) break;
}
}
TRUE_INLINE void CANini(char *txt){
txt = omit_spaces(txt);
uint32_t N;
char *n = getnum(txt, &N);
if(txt == n){
USB_sendstr("No speed given");
return;
}
if(N < 50){
USB_sendstr("Lowest speed is 50kbps");
return;
}else if(N > 3000){
USB_sendstr("Highest speed is 3000kbps");
return;
}
CAN_reinit((uint16_t)N);
USB_sendstr("Reinit CAN bus with speed ");
printu(N); USB_sendstr("kbps");
}
TRUE_INLINE void addIGN(char *txt){
if(IgnSz == IGN_SIZE){
USB_sendstr("Ignore buffer is full");
return;
}
txt = omit_spaces(txt);
uint32_t N;
char *n = getnum(txt, &N);
if(txt == n){
USB_sendstr("No ID given");
return;
}
if(N > 0x7ff){
USB_sendstr("ID should be 11-bit number!");
return;
}
Ignore_IDs[IgnSz++] = (uint16_t)(N & 0x7ff);
USB_sendstr("Added ID "); printu(N);
USB_sendstr("\nIgn buffer size: "); printu(IgnSz);
}
TRUE_INLINE void print_ign_buf(){
if(IgnSz == 0){
USB_sendstr("Ignore buffer is empty");
return;
}
USB_sendstr("Ignored IDs:\n");
for(int i = 0; i < IgnSz; ++i){
printu(i);
USB_sendstr(": ");
printuhex(Ignore_IDs[i]);
USB_putbyte('\n');
}
}
// print ID/mask of CAN->sFilterRegister[x] half
static void printID(uint16_t FRn){
if(FRn & 0x1f) return; // trash
printuhex(FRn >> 5);
}
/*
Can filtering: FSCx=0 (CAN->FS1R) -> 16-bit identifiers
CAN->FMR = (sb)<<8 | FINIT - init filter in starting bank sb
CAN->FFA1R FFAx = 1 -> FIFO1, 0 -> FIFO0
CAN->FA1R FACTx=1 - filter active
MASK: FBMx=0 (CAN->FM1R), two filters (n in FR1 and n+1 in FR2)
ID: CAN->sFilterRegister[x].FRn[0..15]
MASK: CAN->sFilterRegister[x].FRn[16..31]
FR bits: STID[10:0] RTR IDE EXID[17:15]
LIST: FBMx=1, four filters (n&n+1 in FR1, n+2&n+3 in FR2)
IDn: CAN->sFilterRegister[x].FRn[0..15]
IDn+1: CAN->sFilterRegister[x].FRn[16..31]
*/
TRUE_INLINE void list_filters(){
uint32_t fa = CAN->FA1R, ctr = 0, mask = 1;
while(fa){
if(fa & 1){
USB_sendstr("Filter "); printu(ctr); USB_sendstr(", FIFO");
if(CAN->FFA1R & mask) USB_sendstr("1");
else USB_sendstr("0");
USB_sendstr(" in ");
if(CAN->FM1R & mask){ // up to 4 filters in LIST mode
USB_sendstr("LIST mode, IDs: ");
printID(CAN->sFilterRegister[ctr].FR1 & 0xffff);
USB_sendstr(" ");
printID(CAN->sFilterRegister[ctr].FR1 >> 16);
USB_sendstr(" ");
printID(CAN->sFilterRegister[ctr].FR2 & 0xffff);
USB_sendstr(" ");
printID(CAN->sFilterRegister[ctr].FR2 >> 16);
}else{ // up to 2 filters in MASK mode
USB_sendstr("MASK mode: ");
if(!(CAN->sFilterRegister[ctr].FR1&0x1f)){
USB_sendstr("ID="); printID(CAN->sFilterRegister[ctr].FR1 & 0xffff);
USB_sendstr(", MASK="); printID(CAN->sFilterRegister[ctr].FR1 >> 16);
USB_sendstr(" ");
}
if(!(CAN->sFilterRegister[ctr].FR2&0x1f)){
USB_sendstr("ID="); printID(CAN->sFilterRegister[ctr].FR2 & 0xffff);
USB_sendstr(", MASK="); printID(CAN->sFilterRegister[ctr].FR2 >> 16);
}
}
USB_putbyte('\n');
}
fa >>= 1;
++ctr;
mask <<= 1;
}
}
/**
* @brief add_filter - add/modify filter
* @param str - string in format "bank# FIFO# mode num0 .. num3"
* where bank# - 0..27
* if there's nothing after bank# - delete filter
* FIFO# - 0,1
* mode - 'I' for ID, 'M' for mask
* num0..num3 - IDs in ID mode, ID/MASK for mask mode
*/
static void add_filter(char *str){
uint32_t N;
str = omit_spaces(str);
char *n = getnum(str, &N);
if(n == str){
USB_sendstr("No bank# given");
return;
}
if(N > STM32F0FBANKNO-1){
USB_sendstr("bank# > 27");
return;
}
uint8_t bankno = (uint8_t)N;
str = omit_spaces(n);
if(!*str){ // deactivate filter
USB_sendstr("Deactivate filters in bank ");
printu(bankno);
CAN->FMR = CAN_FMR_FINIT;
CAN->FA1R &= ~(1<<bankno);
CAN->FMR &=~ CAN_FMR_FINIT;
return;
}
uint8_t fifono = 0;
if(*str == '1') fifono = 1;
else if(*str != '0'){
USB_sendstr("FIFO# is 0 or 1");
return;
}
str = omit_spaces(str + 1);
char c = *str;
uint8_t mode = 0; // ID
if(c == 'M' || c == 'm') mode = 1;
else if(c != 'I' && c != 'i'){
USB_sendstr("mode is 'M/m' for MASK and 'I/i' for IDLIST");
return;
}
str = omit_spaces(str + 1);
uint32_t filters[4];
uint32_t nfilt;
for(nfilt = 0; nfilt < 4; ++nfilt){
n = getnum(str, &N);
if(n == str) break;
filters[nfilt] = N;
str = omit_spaces(n);
}
if(nfilt == 0){
USB_sendstr("You should add at least one filter!");
return;
}
if(mode && (nfilt&1)){
USB_sendstr("In MASK mode you should point pairs of ID/MASK");
return;
}
CAN->FMR = CAN_FMR_FINIT;
uint32_t mask = 1<<bankno;
CAN->FA1R |= mask; // activate given filter
if(fifono) CAN->FFA1R |= mask; // set FIFO number
else CAN->FFA1R &= ~mask;
if(mode) CAN->FM1R &= ~mask; // MASK
else CAN->FM1R |= mask; // LIST
uint32_t F1 = (0x8f<<16);
uint32_t F2 = (0x8f<<16);
// reset filter registers to wrong value
CAN->sFilterRegister[bankno].FR1 = (0x8f<<16) | 0x8f;
CAN->sFilterRegister[bankno].FR2 = (0x8f<<16) | 0x8f;
switch(nfilt){
case 4:
F2 = filters[3] << 21;
// fallthrough
case 3:
CAN->sFilterRegister[bankno].FR2 = (F2 & 0xffff0000) | (filters[2] << 5);
// fallthrough
case 2:
F1 = filters[1] << 21;
// fallthrough
case 1:
CAN->sFilterRegister[bankno].FR1 = (F1 & 0xffff0000) | (filters[0] << 5);
}
CAN->FMR &=~ CAN_FMR_FINIT;
USB_sendstr("Added filter with ");
printu(nfilt); USB_sendstr(" parameters");
}
const char *helpmsg =
"https://github.com/eddyem/stm32samples/tree/master/F0-nolib/usbcan_ringbuffer build#" BUILD_NUMBER " @ " BUILD_DATE "\n"
"'a' - add ID to ignore list (max 10 IDs)\n"
"'b' - reinit CAN with given baudrate\n"
"'d' - delete ignore list\n"
"'D' - activate DFU mode\n"
"'f' - add/delete filter, format: bank# FIFO# mode(M/I) num0 [num1 [num2 [num3]]]\n"
"'F' - USB_sendstr/clear flood message: F ID byte0 ... byteN\n"
"'I' - reinit CAN\n"
"'l' - list all active filters\n"
"'o' - turn LEDs OFF\n"
"'O' - turn LEDs ON\n"
"'p' - print ignore buffer\n"
"'P' - pause/resume in packets displaying\n"
"'R' - software reset\n"
"'s/S' - USB_sendstr data over CAN: s ID byte0 .. byteN\n"
"'T' - get time from start (ms)\n"
;
/**
* @brief cmd_parser - command parsing
* @param txt - buffer with commands & data
* @param isUSB - == 1 if data got from USB
*/
void cmd_parser(char *txt){
char _1st = txt[0];
/*
* parse long commands here
*/
switch(_1st){
case 'a':
addIGN(txt + 1);
goto eof;
break;
case 'b':
CANini(txt + 1);
goto eof;
break;
case 'f':
add_filter(txt + 1);
goto eof;
break;
case 'F':
set_flood(parseCANmsg(txt + 1));
goto eof;
break;
case 's':
case 'S':
USB_sendstrCANcommand(txt + 1);
goto eof;
break;
}
if(txt[1] != '\n') *txt = '?'; // help for wrong message length
switch(_1st){
case 'd':
IgnSz = 0;
break;
case 'D':
USB_sendstr("Go into DFU mode\n");
USB_sendall();
Jump2Boot();
break;
case 'I':
CAN_reinit(0);
break;
case 'l':
list_filters();
break;
case 'o':
ledsON = 0;
LED_off(LED0);
LED_off(LED1);
break;
case 'O':
ledsON = 1;
break;
case 'p':
print_ign_buf();
break;
case 'P':
ShowMsgs = !ShowMsgs;
if(ShowMsgs) USB_sendstr("Resume\n");
else USB_sendstr("Pause\n");
break;
case 'R':
USB_sendstr("Soft reset\n");
USB_sendall(); // wait until everything will gone
NVIC_SystemReset();
break;
case 'T':
USB_sendstr("Time (ms): ");
printu(Tms);
USB_putbyte('\n');
break;
default: // help
USB_sendstr(helpmsg);
break;
}
eof:
USB_putbyte('\n');
}
// print 32bit unsigned int
void printu(uint32_t val){
char buf[11], *bufptr = &buf[10];
*bufptr = 0;
if(!val){
*(--bufptr) = '0';
}else{
while(val){
*(--bufptr) = val % 10 + '0';
val /= 10;
}
}
USB_sendstr(bufptr);
}
// print 32bit unsigned int as hex
void printuhex(uint32_t val){
USB_sendstr("0x");
uint8_t *ptr = (uint8_t*)&val + 3;
int8_t i, j, z=1;
for(i = 0; i < 4; ++i, --ptr){
if(*ptr == 0){ // omit leading zeros
if(i == 3) z = 0;
if(z) continue;
}
else z = 0;
for(j = 1; j > -1; --j){
uint8_t half = (*ptr >> (4*j)) & 0x0f;
if(half < 10) USB_putbyte(half + '0');
else USB_putbyte(half - 10 + 'a');
}
}
}
// check Ignore_IDs & return 1 if ID isn't in list
uint8_t isgood(uint16_t ID){
for(int i = 0; i < IgnSz; ++i)
if(Ignore_IDs[i] == ID) return 0;
return 1;
}

View File

@ -0,0 +1,44 @@
/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stm32f0.h>
#include "hardware.h"
#define BUFSZ (64)
#ifdef EBUG
#define DBG(str) do{USB_sendstr(__FILE__ " (L" STR(__LINE__) "): " str);}while(0)
#else
#define DBG(str)
#endif
#define IGN_SIZE 10
extern uint16_t Ignore_IDs[IGN_SIZE];
extern uint8_t IgnSz;
extern uint8_t ShowMsgs;
void cmd_parser(char *buf);
void printu(uint32_t val);
void printuhex(uint32_t val);
char *omit_spaces(const char *buf);
char *getnum(const char *buf, uint32_t *N);
uint8_t isgood(uint16_t ID);

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@ -0,0 +1,124 @@
/*
* This file is part of the pl2303 project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ringbuffer.h"
// stored data length
int RB_datalen(ringbuffer *b){
if(b->tail >= b->head) return (b->tail - b->head);
else return (b->length - b->head + b->tail);
}
/**
* @brief RB_hasbyte - check if buffer has given byte stored
* @param b - buffer
* @param byte - byte to find
* @return index if found, -1 if none
*/
int RB_hasbyte(ringbuffer *b, uint8_t byte){
if(b->head == b->tail) return -1; // no data in buffer
int startidx = b->head;
if(b->head > b->tail){ //
for(int found = b->head; found < b->length; ++found)
if(b->data[found] == byte) return found;
startidx = 0;
}
for(int found = startidx; found < b->tail; ++found)
if(b->data[found] == byte) return found;
return -1;
}
// poor memcpy
static void mcpy(uint8_t *targ, const uint8_t *src, int l){
while(l--) *targ++ = *src++;
}
// increment head or tail
TRUE_INLINE void incr(ringbuffer *b, volatile int *what, int n){
*what += n;
if(*what >= b->length) *what -= b->length;
}
/**
* @brief RB_read - read data from ringbuffer
* @param b - buffer
* @param s - array to write data
* @param len - max len of `s`
* @return bytes read
*/
int RB_read(ringbuffer *b, uint8_t *s, int len){
int l = RB_datalen(b);
if(!l) return 0;
if(l > len) l = len;
int _1st = b->length - b->head;
if(_1st > l) _1st = l;
if(_1st > len) _1st = len;
mcpy(s, b->data + b->head, _1st);
if(_1st < len && l > _1st){
mcpy(s+_1st, b->data, l - _1st);
incr(b, &b->head, l);
return l;
}
incr(b, &b->head, _1st);
return _1st;
}
/**
* @brief RB_readto fill array `s` with data until byte `byte` (with it)
* @param b - ringbuffer
* @param byte - check byte
* @param s - buffer to write data
* @param len - length of `s`
* @return amount of bytes written (negative, if len<data in buffer)
*/
int RB_readto(ringbuffer *b, uint8_t byte, uint8_t *s, int len){
int idx = RB_hasbyte(b, byte);
if(idx < 0) return 0;
int partlen = idx + 1 - b->head;
// now calculate length of new data portion
if(idx < b->head) partlen += b->length;
if(partlen > len) return -RB_read(b, s, len);
return RB_read(b, s, partlen);
}
/**
* @brief RB_write - write some data to ringbuffer
* @param b - buffer
* @param str - data
* @param l - length
* @return amount of bytes written
*/
int RB_write(ringbuffer *b, const uint8_t *str, int l){
int r = b->length - 1 - RB_datalen(b); // rest length
if(l > r) l = r;
if(!l) return 0;
int _1st = b->length - b->tail;
if(_1st > l) _1st = l;
mcpy(b->data + b->tail, str, _1st);
if(_1st < l){ // add another piece from start
mcpy(b->data, str+_1st, l-_1st);
}
incr(b, &b->tail, l);
return l;
}
// just delete all information in buffer `b`
void RB_clearbuf(ringbuffer *b){
b->head = 0;
b->tail = 0;
}

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/*
* This file is part of the pl2303 project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifndef RINGBUFFER_H__
#define RINGBUFFER_H__
#include <stm32f0.h>
typedef struct{
uint8_t *data; // data buffer
const int length; // its length
int head; // head index
int tail; // tail index
} ringbuffer;
int RB_read(ringbuffer *b, uint8_t *s, int len);
int RB_readto(ringbuffer *b, uint8_t byte, uint8_t *s, int len);
int RB_hasbyte(ringbuffer *b, uint8_t byte);
int RB_write(ringbuffer *b, const uint8_t *str, int l);
int RB_datalen(ringbuffer *b);
void RB_clearbuf(ringbuffer *b);
#endif // RINGBUFFER_H__

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ringbuffer.h"
#include "usb.h"
#include "usb_lib.h"
static uint8_t usbbuff[USB_TXBUFSZ]; // temporary buffer for sending data
// ring buffers for incoming and outgoing data
static uint8_t obuf[RBOUTSZ], ibuf[RBINSZ];
static ringbuffer out = {.data = obuf, .length = RBOUTSZ, .head = 0, .tail = 0};
static ringbuffer in = {.data = ibuf, .length = RBINSZ, .head = 0, .tail = 0};
// transmission is succesfull
static volatile uint8_t bufisempty = 1;
static volatile uint8_t bufovrfl = 0;
static void send_next(){
if(bufisempty) return;
static int lastdsz = 0;
int buflen = RB_read(&out, usbbuff, USB_TXBUFSZ);
if(!buflen){
if(lastdsz == 64) EP_Write(3, NULL, 0); // send ZLP after 64 bits packet when nothing more to send
lastdsz = 0;
bufisempty = 1;
return;
}
EP_Write(3, usbbuff, buflen);
lastdsz = buflen;
}
// send full content of ring buffer
int USB_sendall(){
while(!bufisempty){
if(!usbON) return 0;
}
return 1;
}
// put `buf` into queue to send
int USB_send(const uint8_t *buf, int len){
if(!buf || !usbON || !len) return 0;
while(len){
int a = RB_write(&out, buf, len);
len -= a;
buf += a;
if(bufisempty){
bufisempty = 0;
send_next();
}
}
return 1;
}
int USB_putbyte(uint8_t byte){
if(!usbON) return 0;
while(0 == RB_write(&out, &byte, 1)){
if(bufisempty){
bufisempty = 0;
send_next();
}
}
return 1;
}
int USB_sendstr(const char *string){
if(!string || !usbON) return 0;
int len = 0;
const char *b = string;
while(*b++) ++len;
if(!len) return 0;
return USB_send((const uint8_t*)string, len);
}
/**
* @brief USB_receive - get binary data from receiving ring-buffer
* @param buf (i) - buffer[64] for received data
* @return amount of received bytes (negative, if overfull happened)
*/
int USB_receive(uint8_t *buf, int len){
int sz = RB_read(&in, buf, len);
if(bufovrfl){
RB_clearbuf(&in);
sz = -sz;
bufovrfl = 0;
}
return sz;
}
/**
* @brief USB_receivestr - get string up to '\n' and replace '\n' with 0
* @param buf - receiving buffer
* @param len - its length
* @return strlen or negative value indicating overflow (if so, string won't be ends with 0 and buffer should be cleared)
*/
int USB_receivestr(char *buf, int len){
int l = RB_readto(&in, '\n', (uint8_t*)buf, len);
if(l < 0 || bufovrfl) RB_clearbuf(&in);
else buf[l] = 0; // replace '\n' with strend
if(bufovrfl){
if(l > 0) l = -l;
bufovrfl = 0;
}
return l;
}
// interrupt IN handler (never used?)
static void EP1_Handler(){
uint16_t epstatus = KEEP_DTOG(USB->EPnR[1]);
if(RX_FLAG(epstatus)) epstatus = (epstatus & ~USB_EPnR_STAT_TX) ^ USB_EPnR_STAT_RX; // set valid RX
else epstatus = epstatus & ~(USB_EPnR_STAT_TX|USB_EPnR_STAT_RX);
// clear CTR
epstatus = (epstatus & ~(USB_EPnR_CTR_RX|USB_EPnR_CTR_TX));
USB->EPnR[1] = epstatus;
}
// data IN/OUT handlers
static void transmit_Handler(){ // EP3IN
uint16_t epstatus = KEEP_DTOG_STAT(USB->EPnR[3]);
// clear CTR keep DTOGs & STATs
USB->EPnR[3] = (epstatus & ~(USB_EPnR_CTR_TX)); // clear TX ctr
send_next();
}
static void receive_Handler(){ // EP2OUT
uint16_t epstatus = KEEP_DTOG(USB->EPnR[2]);
uint8_t sz = endpoints[2].rx_cnt;
if(sz){
if(RB_write(&in, endpoints[2].rx_buf, sz) != sz) bufovrfl = 1;
}
// keep stat_tx & set ACK rx, clear RX ctr
USB->EPnR[2] = (epstatus & ~USB_EPnR_CTR_RX) ^ USB_EPnR_STAT_RX;
}
void USB_proc(){
switch(USB_Dev.USB_Status){
case USB_STATE_CONFIGURED:
// make new BULK endpoint
// Buffer have 1024 bytes, but last 256 we use for CAN bus (30.2 of RM: USB main features)
EP_Init(1, EP_TYPE_INTERRUPT, USB_EP1BUFSZ, 0, EP1_Handler); // IN1 - transmit
EP_Init(2, EP_TYPE_BULK, 0, USB_RXBUFSZ, receive_Handler); // OUT2 - receive data
EP_Init(3, EP_TYPE_BULK, USB_TXBUFSZ, 0, transmit_Handler); // IN3 - transmit data
USB_Dev.USB_Status = USB_STATE_CONNECTED;
break;
case USB_STATE_DEFAULT:
case USB_STATE_ADDRESSED:
if(usbON){
usbON = 0;
}
break;
default: // USB_STATE_CONNECTED - send next data portion
if(!usbON) return;
}
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "usbhw.h"
// sizes of ringbuffers for outgoing and incoming data
#define RBOUTSZ (512)
#define RBINSZ (512)
void USB_proc();
int USB_sendall();
int USB_send(const uint8_t *buf, int len);
int USB_putbyte(uint8_t byte);
int USB_sendstr(const char *string);
int USB_receive(uint8_t *buf, int len);
int USB_receivestr(char *buf, int len);

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include "usb_lib.h"
ep_t endpoints[STM32ENDPOINTS];
usb_dev_t USB_Dev;
static usb_LineCoding lineCoding = {115200, 0, 0, 8};
config_pack_t setup_packet;
uint8_t ep0databuf[EP0DATABUF_SIZE];
//uint8_t ep0dbuflen = 0;
usb_LineCoding getLineCoding(){return lineCoding;}
uint8_t usbON = 0; // device disconnected from terminal
// definition of parts common for USB_DeviceDescriptor & USB_DeviceQualifierDescriptor
#define bcdUSB_L 0x10
#define bcdUSB_H 0x01
#define bDeviceClass 0
#define bDeviceSubClass 0
#define bDeviceProtocol 0
#define bNumConfigurations 1
static const uint8_t USB_DeviceDescriptor[] = {
18, // bLength
0x01, // bDescriptorType - Device descriptor
bcdUSB_L, // bcdUSB_L - 1.10
bcdUSB_H, // bcdUSB_H
bDeviceClass, // bDeviceClass - USB_COMM
bDeviceSubClass, // bDeviceSubClass
bDeviceProtocol, // bDeviceProtocol
USB_EP0_BUFSZ, // bMaxPacketSize
0x7b, // idVendor_L PL2303: VID=0x067b, PID=0x2303
0x06, // idVendor_H
0x03, // idProduct_L
0x23, // idProduct_H
0x00, // bcdDevice_Ver_L
0x03, // bcdDevice_Ver_H
0x01, // iManufacturer
0x02, // iProduct
0x00, // iSerialNumber
bNumConfigurations // bNumConfigurations
};
static const uint8_t USB_DeviceQualifierDescriptor[] = {
10, //bLength
0x06, // bDescriptorType - Device qualifier
bcdUSB_L, // bcdUSB_L
bcdUSB_H, // bcdUSB_H
bDeviceClass, // bDeviceClass
bDeviceSubClass, // bDeviceSubClass
bDeviceProtocol, // bDeviceProtocol
USB_EP0_BUFSZ, // bMaxPacketSize0
bNumConfigurations, // bNumConfigurations
0x00 // Reserved
};
static const uint8_t USB_ConfigDescriptor[] = {
/*Configuration Descriptor*/
0x09, /* bLength: Configuration Descriptor size */
0x02, /* bDescriptorType: Configuration */
39, /* wTotalLength:no of returned bytes */
0x00,
0x01, /* bNumInterfaces: 1 interface */
0x01, /* bConfigurationValue: Configuration value */
0x00, /* iConfiguration: Index of string descriptor describing the configuration */
0xa0, /* bmAttributes - Bus powered, Remote wakeup */
0x32, /* MaxPower 100 mA */
/*---------------------------------------------------------------------------*/
/*Interface Descriptor */
0x09, /* bLength: Interface Descriptor size */
0x04, /* bDescriptorType: Interface */
0x00, /* bInterfaceNumber: Number of Interface */
0x00, /* bAlternateSetting: Alternate setting */
0x03, /* bNumEndpoints: 3 endpoints used */
0xff, /* bInterfaceClass */
0x00, /* bInterfaceSubClass */
0x00, /* bInterfaceProtocol */
0x00, /* iInterface: */
///////////////////////////////////////////////////
/*Endpoint 1 Descriptor*/
0x07, /* bLength: Endpoint Descriptor size */
0x05, /* bDescriptorType: Endpoint */
0x81, /* bEndpointAddress IN1 */
0x03, /* bmAttributes: Interrupt */
0x0a, /* wMaxPacketSize LO: */
0x00, /* wMaxPacketSize HI: */
0x01, /* bInterval: */
/*Endpoint OUT2 Descriptor*/
0x07, /* bLength: Endpoint Descriptor size */
0x05, /* bDescriptorType: Endpoint */
0x02, /* bEndpointAddress: OUT2 */
0x02, /* bmAttributes: Bulk */
(USB_RXBUFSZ & 0xff), /* wMaxPacketSize: 64 */
(USB_RXBUFSZ >> 8),
0x00, /* bInterval: ignore for Bulk transfer */
/*Endpoint IN3 Descriptor*/
0x07, /* bLength: Endpoint Descriptor size */
0x05, /* bDescriptorType: Endpoint */
0x83, /* bEndpointAddress IN3 */
0x02, /* bmAttributes: Bulk */
(USB_TXBUFSZ & 0xff), /* wMaxPacketSize: 64 */
(USB_TXBUFSZ >> 8),
0x00, /* bInterval: ignore for Bulk transfer */
};
_USB_LANG_ID_(USB_StringLangDescriptor, LANG_US);
// these descriptors are not used in PL2303 emulator!
_USB_STRING_(USB_StringSerialDescriptor, u"0");
_USB_STRING_(USB_StringManufacturingDescriptor, u"Prolific Technology Inc.");
_USB_STRING_(USB_StringProdDescriptor, u"USB-Serial Controller");
/*
* default handlers
*/
// SET_LINE_CODING
void WEAK linecoding_handler(usb_LineCoding __attribute__((unused)) *lc){
}
// SET_CONTROL_LINE_STATE
void WEAK clstate_handler(uint16_t __attribute__((unused)) val){
}
// SEND_BREAK
void WEAK break_handler(){
}
// handler of vendor requests
void WEAK vendor_handler(config_pack_t *packet){
if(packet->bmRequestType & 0x80){ // read
uint8_t c;
switch(packet->wValue){
case 0x8484:
c = 2;
break;
case 0x0080:
c = 1;
break;
case 0x8686:
c = 0xaa;
break;
default:
c = 0;
}
EP_WriteIRQ(0, &c, 1);
}else{ // write ZLP
EP_WriteIRQ(0, (uint8_t *)0, 0);
}
}
static void wr0(const uint8_t *buf, uint16_t size){
if(setup_packet.wLength < size) size = setup_packet.wLength; // shortened request
if(size < endpoints[0].txbufsz){
EP_WriteIRQ(0, buf, size);
return;
}
while(size){
uint16_t l = size;
if(l > endpoints[0].txbufsz) l = endpoints[0].txbufsz;
EP_WriteIRQ(0, buf, l);
buf += l;
size -= l;
uint8_t needzlp = (l == endpoints[0].txbufsz) ? 1 : 0;
if(size || needzlp){ // send last data buffer
uint16_t status = KEEP_DTOG(USB->EPnR[0]);
// keep DTOGs, clear CTR_RX,TX, set TX VALID, leave stat_Rx
USB->EPnR[0] = (status & ~(USB_EPnR_CTR_RX|USB_EPnR_CTR_TX|USB_EPnR_STAT_RX))
^ USB_EPnR_STAT_TX;
uint32_t ctr = 1000000;
while(--ctr && (USB->ISTR & USB_ISTR_CTR) == 0){IWDG->KR = IWDG_REFRESH;};
if((USB->ISTR & USB_ISTR_CTR) == 0){
return;
}
if(needzlp) EP_WriteIRQ(0, (uint8_t*)0, 0);
}
}
}
static inline void get_descriptor(){
switch(setup_packet.wValue){
case DEVICE_DESCRIPTOR:
wr0(USB_DeviceDescriptor, sizeof(USB_DeviceDescriptor));
break;
case CONFIGURATION_DESCRIPTOR:
wr0(USB_ConfigDescriptor, sizeof(USB_ConfigDescriptor));
break;
case STRING_LANG_DESCRIPTOR:
wr0((const uint8_t *)&USB_StringLangDescriptor, STRING_LANG_DESCRIPTOR_SIZE_BYTE);
break;
case STRING_MAN_DESCRIPTOR:
wr0((const uint8_t *)&USB_StringManufacturingDescriptor, USB_StringManufacturingDescriptor.bLength);
break;
case STRING_PROD_DESCRIPTOR:
wr0((const uint8_t *)&USB_StringProdDescriptor, USB_StringProdDescriptor.bLength);
break;
case STRING_SN_DESCRIPTOR:
wr0((const uint8_t *)&USB_StringSerialDescriptor, USB_StringSerialDescriptor.bLength);
break;
case DEVICE_QUALIFIER_DESCRIPTOR:
wr0(USB_DeviceQualifierDescriptor, USB_DeviceQualifierDescriptor[0]);
break;
default:
break;
}
}
static uint8_t configuration = 0; // reply for GET_CONFIGURATION (==1 if configured)
static inline void std_d2h_req(){
uint16_t status = 0; // bus powered
switch(setup_packet.bRequest){
case GET_DESCRIPTOR:
get_descriptor();
break;
case GET_STATUS:
EP_WriteIRQ(0, (uint8_t *)&status, 2); // send status: Bus Powered
break;
case GET_CONFIGURATION:
EP_WriteIRQ(0, &configuration, 1);
break;
default:
break;
}
}
static inline void std_h2d_req(){
switch(setup_packet.bRequest){
case SET_ADDRESS:
// new address will be assigned later - after acknowlegement or request to host
USB_Dev.USB_Addr = setup_packet.wValue;
break;
case SET_CONFIGURATION:
// Now device configured
USB_Dev.USB_Status = USB_STATE_CONFIGURED;
configuration = setup_packet.wValue;
break;
default:
break;
}
}
/*
bmRequestType: 76543210
7 direction: 0 - host->device, 1 - device->host
65 type: 0 - standard, 1 - class, 2 - vendor
4..0 getter: 0 - device, 1 - interface, 2 - endpoint, 3 - other
*/
/**
* Endpoint0 (control) handler
*/
void EP0_Handler(){
uint16_t epstatus = USB->EPnR[0]; // EP0R on input -> return this value after modifications
uint8_t reqtype = setup_packet.bmRequestType & 0x7f;
uint8_t dev2host = (setup_packet.bmRequestType & 0x80) ? 1 : 0;
int rxflag = RX_FLAG(epstatus);
if(rxflag && SETUP_FLAG(epstatus)){
switch(reqtype){
case STANDARD_DEVICE_REQUEST_TYPE: // standard device request
if(dev2host){
std_d2h_req();
}else{
std_h2d_req();
EP_WriteIRQ(0, (uint8_t *)0, 0);
}
break;
case STANDARD_ENDPOINT_REQUEST_TYPE: // standard endpoint request
if(setup_packet.bRequest == CLEAR_FEATURE){
EP_WriteIRQ(0, (uint8_t *)0, 0);
}
break;
case VENDOR_REQUEST_TYPE:
vendor_handler(&setup_packet);
break;
case CONTROL_REQUEST_TYPE:
switch(setup_packet.bRequest){
case GET_LINE_CODING:
EP_WriteIRQ(0, (uint8_t*)&lineCoding, sizeof(lineCoding));
break;
case SET_LINE_CODING: // omit this for next stage, when data will come
break;
case SET_CONTROL_LINE_STATE:
usbON = 1;
clstate_handler(setup_packet.wValue);
break;
case SEND_BREAK:
usbON = 0;
break_handler();
break;
default:
break;
}
if(setup_packet.bRequest != GET_LINE_CODING) EP_WriteIRQ(0, (uint8_t *)0, 0); // write acknowledgement
break;
default:
EP_WriteIRQ(0, (uint8_t *)0, 0);
}
}else if(rxflag){ // got data over EP0 or host acknowlegement
if(endpoints[0].rx_cnt){
if(setup_packet.bRequest == SET_LINE_CODING){
linecoding_handler((usb_LineCoding*)ep0databuf);
}
}
} else if(TX_FLAG(epstatus)){ // package transmitted
// now we can change address after enumeration
if ((USB->DADDR & USB_DADDR_ADD) != USB_Dev.USB_Addr){
USB->DADDR = USB_DADDR_EF | USB_Dev.USB_Addr;
// change state to ADRESSED
USB_Dev.USB_Status = USB_STATE_ADDRESSED;
}
}
epstatus = KEEP_DTOG(USB->EPnR[0]);
if(rxflag) epstatus ^= USB_EPnR_STAT_TX; // start ZLP/data transmission
else epstatus &= ~USB_EPnR_STAT_TX; // or leave unchanged
// keep DTOGs, clear CTR_RX,TX, set RX VALID
USB->EPnR[0] = (epstatus & ~(USB_EPnR_CTR_RX|USB_EPnR_CTR_TX)) ^ USB_EPnR_STAT_RX;
}
/**
* Write data to EP buffer (called from IRQ handler)
* @param number - EP number
* @param *buf - array with data
* @param size - its size
*/
void EP_WriteIRQ(uint8_t number, const uint8_t *buf, uint16_t size){
if(size > USB_TXBUFSZ) size = USB_TXBUFSZ;
uint16_t N2 = (size + 1) >> 1;
// the buffer is 16-bit, so we should copy data as it would be uint16_t
uint16_t *buf16 = (uint16_t *)buf;
for(int i = 0; i < N2; i++){
endpoints[number].tx_buf[i] = buf16[i];
}
USB_BTABLE->EP[number].USB_COUNT_TX = size;
}
/**
* Write data to EP buffer (called outside IRQ handler)
* @param number - EP number
* @param *buf - array with data
* @param size - its size
*/
void EP_Write(uint8_t number, const uint8_t *buf, uint16_t size){
EP_WriteIRQ(number, buf, size);
uint16_t status = KEEP_DTOG(USB->EPnR[number]);
// keep DTOGs, clear CTR_TX & set TX VALID to start transmission
USB->EPnR[number] = (status & ~(USB_EPnR_CTR_TX)) ^ USB_EPnR_STAT_TX;
}
/*
* Copy data from EP buffer into user buffer area
* @param *buf - user array for data
* @return amount of data read
*/
int EP_Read(uint8_t number, uint8_t *buf){
int n = endpoints[number].rx_cnt;
if(n){
for(int i = 0; i < n; ++i)
buf[i] = endpoints[number].rx_buf[i];
}
return n;
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <wchar.h>
#include "usbhw.h"
#define EP0DATABUF_SIZE (64)
#define LASTADDR_DEFAULT (STM32ENDPOINTS * 8)
// bmRequestType & 0x7f
#define STANDARD_DEVICE_REQUEST_TYPE 0
#define STANDARD_ENDPOINT_REQUEST_TYPE 2
#define VENDOR_REQUEST_TYPE 0x40
#define CONTROL_REQUEST_TYPE 0x21
// bRequest, standard; for bmRequestType == 0x80
#define GET_STATUS 0x00
#define GET_DESCRIPTOR 0x06
#define GET_CONFIGURATION 0x08
// for bmRequestType == 0
#define CLEAR_FEATURE 0x01
#define SET_FEATURE 0x03 // unused
#define SET_ADDRESS 0x05
#define SET_DESCRIPTOR 0x07 // unused
#define SET_CONFIGURATION 0x09
// for bmRequestType == 0x81, 1 or 0xB2
#define GET_INTERFACE 0x0A // unused
#define SET_INTERFACE 0x0B // unused
#define SYNC_FRAME 0x0C // unused
#define VENDOR_REQUEST 0x01 // unused
// Class-Specific Control Requests
#define SEND_ENCAPSULATED_COMMAND 0x00 // unused
#define GET_ENCAPSULATED_RESPONSE 0x01 // unused
#define SET_COMM_FEATURE 0x02 // unused
#define GET_COMM_FEATURE 0x03 // unused
#define CLEAR_COMM_FEATURE 0x04 // unused
#define SET_LINE_CODING 0x20
#define GET_LINE_CODING 0x21
#define SET_CONTROL_LINE_STATE 0x22
#define SEND_BREAK 0x23
// control line states
#define CONTROL_DTR 0x01
#define CONTROL_RTS 0x02
// wValue
#define DEVICE_DESCRIPTOR 0x100
#define CONFIGURATION_DESCRIPTOR 0x200
#define STRING_LANG_DESCRIPTOR 0x300
#define STRING_MAN_DESCRIPTOR 0x301
#define STRING_PROD_DESCRIPTOR 0x302
#define STRING_SN_DESCRIPTOR 0x303
#define DEVICE_QUALIFIER_DESCRIPTOR 0x600
#define RX_FLAG(epstat) (epstat & USB_EPnR_CTR_RX)
#define TX_FLAG(epstat) (epstat & USB_EPnR_CTR_TX)
#define SETUP_FLAG(epstat) (epstat & USB_EPnR_SETUP)
// EPnR bits manipulation
#define KEEP_DTOG_STAT(EPnR) (EPnR & ~(USB_EPnR_STAT_RX|USB_EPnR_STAT_TX|USB_EPnR_DTOG_RX|USB_EPnR_DTOG_TX))
#define KEEP_DTOG(EPnR) (EPnR & ~(USB_EPnR_DTOG_RX|USB_EPnR_DTOG_TX))
// USB state: uninitialized, addressed, ready for use
typedef enum{
USB_STATE_DEFAULT,
USB_STATE_ADDRESSED,
USB_STATE_CONFIGURED,
USB_STATE_CONNECTED
} USB_state;
// EP types
#define EP_TYPE_BULK 0x00
#define EP_TYPE_CONTROL 0x01
#define EP_TYPE_ISO 0x02
#define EP_TYPE_INTERRUPT 0x03
#define LANG_US (uint16_t)0x0409
#define _USB_STRING_(name, str) \
static const struct name \
{ \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint16_t bString[(sizeof(str) - 2) / 2]; \
\
} \
name = {sizeof(name), 0x03, str}
#define _USB_LANG_ID_(name, lng_id) \
\
static const struct name \
{ \
uint8_t bLength; \
uint8_t bDescriptorType; \
uint16_t bString; \
\
} \
name = {0x04, 0x03, lng_id}
#define STRING_LANG_DESCRIPTOR_SIZE_BYTE (4)
// EP0 configuration packet
typedef struct {
uint8_t bmRequestType;
uint8_t bRequest;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} config_pack_t;
// endpoints state
typedef struct __ep_t{
uint16_t *tx_buf; // transmission buffer address
uint16_t txbufsz; // transmission buffer size
uint8_t *rx_buf; // reception buffer address
void (*func)(); // endpoint action function
uint16_t rx_cnt; // received data counter
} ep_t;
// USB status & its address
typedef struct {
uint8_t USB_Status;
uint16_t USB_Addr;
}usb_dev_t;
typedef struct {
uint32_t dwDTERate;
uint8_t bCharFormat;
#define USB_CDC_1_STOP_BITS 0
#define USB_CDC_1_5_STOP_BITS 1
#define USB_CDC_2_STOP_BITS 2
uint8_t bParityType;
#define USB_CDC_NO_PARITY 0
#define USB_CDC_ODD_PARITY 1
#define USB_CDC_EVEN_PARITY 2
#define USB_CDC_MARK_PARITY 3
#define USB_CDC_SPACE_PARITY 4
uint8_t bDataBits;
} __attribute__ ((packed)) usb_LineCoding;
typedef struct {
uint8_t bmRequestType;
uint8_t bNotificationType;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} __attribute__ ((packed)) usb_cdc_notification;
extern ep_t endpoints[];
extern usb_dev_t USB_Dev;
extern uint8_t usbON;
extern config_pack_t setup_packet;
extern uint8_t ep0databuf[];
//extern uint8_t ep0dbuflen;
void EP0_Handler();
void EP_Write(uint8_t number, const uint8_t *buf, uint16_t size);
usb_LineCoding getLineCoding();
void linecoding_handler(usb_LineCoding *lc);
void clstate_handler(uint16_t val);
void break_handler();
void vendor_handler(config_pack_t *packet);

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "usb.h"
#include "usbhw.h"
#include "usb_lib.h"
void USB_setup(){
RCC->APB1ENR |= RCC_APB1ENR_CRSEN | RCC_APB1ENR_USBEN; // enable CRS (hsi48 sync) & USB
RCC->CFGR3 &= ~RCC_CFGR3_USBSW; // reset USB
RCC->CR2 |= RCC_CR2_HSI48ON; // turn ON HSI48
uint32_t tmout = 16000000;
while(!(RCC->CR2 & RCC_CR2_HSI48RDY)){if(--tmout == 0) break;}
FLASH->ACR = FLASH_ACR_PRFTBE | FLASH_ACR_LATENCY;
CRS->CFGR &= ~CRS_CFGR_SYNCSRC;
CRS->CFGR |= CRS_CFGR_SYNCSRC_1; // USB SOF selected as sync source
CRS->CR |= CRS_CR_AUTOTRIMEN; // enable auto trim
CRS->CR |= CRS_CR_CEN; // enable freq counter & block CRS->CFGR as read-only
RCC->CFGR |= RCC_CFGR_SW;
// allow RESET and WKUPM interrupts
USB->CNTR = USB_CNTR_RESETM | USB_CNTR_WKUPM;
// clear flags
USB->ISTR = 0;
// and activate pullup
USB->BCDR |= USB_BCDR_DPPU;
NVIC_EnableIRQ(USB_IRQn);
}
static uint16_t lastaddr = LASTADDR_DEFAULT;
/**
* Endpoint initialisation
* !!! when working with CAN bus change USB_BTABLE_SIZE to 768 !!!
* @param number - EP num (0...7)
* @param type - EP type (EP_TYPE_BULK, EP_TYPE_CONTROL, EP_TYPE_ISO, EP_TYPE_INTERRUPT)
* @param txsz - transmission buffer size @ USB/CAN buffer
* @param rxsz - reception buffer size @ USB/CAN buffer
* @param uint16_t (*func)(ep_t *ep) - EP handler function
* @return 0 if all OK
*/
int EP_Init(uint8_t number, uint8_t type, uint16_t txsz, uint16_t rxsz, void (*func)()){
if(number >= STM32ENDPOINTS) return 4; // out of configured amount
if(txsz > USB_BTABLE_SIZE || rxsz > USB_BTABLE_SIZE) return 1; // buffer too large
if(lastaddr + txsz + rxsz >= USB_BTABLE_SIZE) return 2; // out of btable
USB->EPnR[number] = (type << 9) | (number & USB_EPnR_EA);
USB->EPnR[number] ^= USB_EPnR_STAT_RX | USB_EPnR_STAT_TX_1;
if(rxsz & 1 || rxsz > USB_BTABLE_SIZE) return 3; // wrong rx buffer size
uint16_t countrx = 0;
if(rxsz < 64) countrx = rxsz / 2;
else{
if(rxsz & 0x1f) return 3; // should be multiple of 32
countrx = 31 + rxsz / 32;
}
USB_BTABLE->EP[number].USB_ADDR_TX = lastaddr;
endpoints[number].tx_buf = (uint16_t *)(USB_BTABLE_BASE + lastaddr);
endpoints[number].txbufsz = txsz;
lastaddr += txsz;
USB_BTABLE->EP[number].USB_COUNT_TX = 0;
USB_BTABLE->EP[number].USB_ADDR_RX = lastaddr;
endpoints[number].rx_buf = (uint8_t *)(USB_BTABLE_BASE + lastaddr);
lastaddr += rxsz;
// buffer size: Table127 of RM
USB_BTABLE->EP[number].USB_COUNT_RX = countrx << 10;
endpoints[number].func = func;
return 0;
}
// standard IRQ handler
void usb_isr(){
if (USB->ISTR & USB_ISTR_RESET){
// Reinit registers
USB->CNTR = USB_CNTR_RESETM | USB_CNTR_CTRM | USB_CNTR_SUSPM | USB_CNTR_WKUPM;
USB->ISTR = 0;
// Endpoint 0 - CONTROL
// ON USB LS size of EP0 may be 8 bytes, but on FS it should be 64 bytes!
lastaddr = LASTADDR_DEFAULT; // roll back to beginning of buffer
EP_Init(0, EP_TYPE_CONTROL, USB_EP0_BUFSZ, USB_EP0_BUFSZ, EP0_Handler);
// clear address, leave only enable bit
USB->DADDR = USB_DADDR_EF;
// state is default - wait for enumeration
USB_Dev.USB_Status = USB_STATE_DEFAULT;
}
if(USB->ISTR & USB_ISTR_CTR){
// EP number
uint8_t n = USB->ISTR & USB_ISTR_EPID;
// copy status register
uint16_t epstatus = USB->EPnR[n];
// copy received bytes amount
endpoints[n].rx_cnt = USB_BTABLE->EP[n].USB_COUNT_RX & 0x3FF; // low 10 bits is counter
// check direction
if(USB->ISTR & USB_ISTR_DIR){ // OUT interrupt - receive data, CTR_RX==1 (if CTR_TX == 1 - two pending transactions: receive following by transmit)
if(n == 0){ // control endpoint
if(epstatus & USB_EPnR_SETUP){ // setup packet -> copy data to conf_pack
EP_Read(0, (uint8_t*)&setup_packet);
// interrupt handler will be called later
}else if(epstatus & USB_EPnR_CTR_RX){ // data packet -> push received data to ep0databuf
EP_Read(0, (uint8_t*)&ep0databuf);
}
}
}
// call EP handler
if(endpoints[n].func) endpoints[n].func(endpoints[n]);
}
if(USB->ISTR & USB_ISTR_SUSP){ // suspend -> still no connection, may sleep
usbON = 0;
USB->CNTR |= USB_CNTR_FSUSP | USB_CNTR_LPMODE;
USB->ISTR = ~USB_ISTR_SUSP;
}
if(USB->ISTR & USB_ISTR_WKUP){ // wakeup
USB->CNTR &= ~(USB_CNTR_FSUSP | USB_CNTR_LPMODE); // clear suspend flags
USB->ISTR = ~USB_ISTR_WKUP;
}
}

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/*
* This file is part of the usbcanrb project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stm32f0.h>
// max endpoints number
#define STM32ENDPOINTS 8
/**
* Buffers size definition
**/
// !!! when working with CAN bus change USB_BTABLE_SIZE to 768 !!!
#define USB_BTABLE_SIZE 768
// for USB FS EP0 buffers are from 8 to 64 bytes long (64 for PL2303)
#define USB_EP0_BUFSZ 64
// USB transmit buffer size (64 for PL2303)
#define USB_TXBUFSZ 64
// USB receive buffer size (64 for PL2303)
#define USB_RXBUFSZ 64
// EP1 buffer size
#define USB_EP1BUFSZ 8
#define USB_BTABLE_BASE ((uint32_t)0x40006000)
#ifdef USB_BTABLE
#undef USB_BTABLE
#endif
#define USB_BTABLE ((USB_BtableDef *)(USB_BTABLE_BASE))
#define USB_ISTR_EPID 0x0000000F
#define USB_FNR_LSOF_0 0x00000800
#define USB_FNR_lSOF_1 0x00001000
#define USB_LPMCSR_BESL_0 0x00000010
#define USB_LPMCSR_BESL_1 0x00000020
#define USB_LPMCSR_BESL_2 0x00000040
#define USB_LPMCSR_BESL_3 0x00000080
#define USB_EPnR_CTR_RX 0x00008000
#define USB_EPnR_DTOG_RX 0x00004000
#define USB_EPnR_STAT_RX 0x00003000
#define USB_EPnR_STAT_RX_0 0x00001000
#define USB_EPnR_STAT_RX_1 0x00002000
#define USB_EPnR_SETUP 0x00000800
#define USB_EPnR_EP_TYPE 0x00000600
#define USB_EPnR_EP_TYPE_0 0x00000200
#define USB_EPnR_EP_TYPE_1 0x00000400
#define USB_EPnR_EP_KIND 0x00000100
#define USB_EPnR_CTR_TX 0x00000080
#define USB_EPnR_DTOG_TX 0x00000040
#define USB_EPnR_STAT_TX 0x00000030
#define USB_EPnR_STAT_TX_0 0x00000010
#define USB_EPnR_STAT_TX_1 0x00000020
#define USB_EPnR_EA 0x0000000F
#define USB_COUNTn_RX_BLSIZE 0x00008000
#define USB_COUNTn_NUM_BLOCK 0x00007C00
#define USB_COUNTn_RX 0x0000003F
#define USB_TypeDef USB_TypeDef_custom
typedef struct {
__IO uint32_t EPnR[STM32ENDPOINTS];
__IO uint32_t RESERVED[STM32ENDPOINTS];
__IO uint32_t CNTR;
__IO uint32_t ISTR;
__IO uint32_t FNR;
__IO uint32_t DADDR;
__IO uint32_t BTABLE;
__IO uint32_t LPMCSR;
__IO uint32_t BCDR;
} USB_TypeDef;
typedef struct{
__IO uint16_t USB_ADDR_TX;
__IO uint16_t USB_COUNT_TX;
__IO uint16_t USB_ADDR_RX;
__IO uint16_t USB_COUNT_RX;
} USB_EPDATA_TypeDef;
typedef struct{
__IO USB_EPDATA_TypeDef EP[STM32ENDPOINTS];
} USB_BtableDef;
void USB_setup();
int EP_Init(uint8_t number, uint8_t type, uint16_t txsz, uint16_t rxsz, void (*func)());
void EP_WriteIRQ(uint8_t number, const uint8_t *buf, uint16_t size);
int EP_Read(uint8_t number, uint8_t *buf);

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#define BUILD_NUMBER "1"
#define BUILD_DATE "2022-10-28"