mirror of
https://github.com/eddyem/stm32samples.git
synced 2025-12-06 18:55:13 +03:00
add pre-pre-alpha RGB_LED_Screen
This commit is contained in:
Edward Emelianov
parent
8b4b811b94
commit
a438f0515f
139
F1-nolib/RGB_LED_Screen/Makefile
Normal file
139
F1-nolib/RGB_LED_Screen/Makefile
Normal file
@ -0,0 +1,139 @@
|
||||
BINARY = RGBLEDscreen
|
||||
BOOTPORT ?= /dev/ttyUSB0
|
||||
BOOTSPEED ?= 115200
|
||||
# MCU FAMILY
|
||||
FAMILY ?= F1
|
||||
# MCU code
|
||||
MCU ?= F103x8
|
||||
# density (stm32f10x.h, lines 70-84)
|
||||
DENSITY ?= MD
|
||||
# change this linking script depending on particular MCU model,
|
||||
LDSCRIPT ?= stm32f103x8.ld
|
||||
# debug
|
||||
DEFS = -DEBUG
|
||||
|
||||
INDEPENDENT_HEADERS=
|
||||
|
||||
FP_FLAGS ?= -msoft-float -mfloat-abi=soft
|
||||
ASM_FLAGS ?= -mthumb -mcpu=cortex-m3 -mfix-cortex-m3-ldrd
|
||||
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
|
||||
# don't replace ld with gcc: the binary size would be much greater!!
|
||||
LD := $(PREFIX)-ld
|
||||
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)
|
||||
# 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 -D__thumb2__=1 -MD -Wl,--gc-sections
|
||||
CFLAGS += -Wall -Werror -Wextra -Wshadow
|
||||
CFLAGS += -fno-common -ffunction-sections -fdata-sections -fno-stack-protector
|
||||
CFLAGS += $(ARCH_FLAGS)
|
||||
|
||||
###############################################################################
|
||||
# Linker flags
|
||||
LDFLAGS += -nostartfiles --static -nostdlibs --gc-sections
|
||||
LDFLAGS += -L$(LIB_DIR) -L$(TOOLCHLIB)
|
||||
LDFLAGS += -T$(LDSCRIPT)
|
||||
|
||||
###############################################################################
|
||||
# Used libraries
|
||||
LDLIBS += -lc $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
|
||||
|
||||
DEFS += -DSTM32$(FAMILY) -DSTM32$(MCU) -DSTM32F10X_$(DENSITY)
|
||||
|
||||
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 $<
|
||||
|
||||
$(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)
|
||||
@rmdir $(OBJDIR) 2>/dev/null || true
|
||||
|
||||
|
||||
flash: $(BIN)
|
||||
@echo " FLASH $(BIN)"
|
||||
$(STFLASH) 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
|
||||
|
||||
.PHONY: clean flash boot
|
||||
BIN
F1-nolib/RGB_LED_Screen/RGBLEDscreen.bin
Executable file
BIN
F1-nolib/RGB_LED_Screen/RGBLEDscreen.bin
Executable file
Binary file not shown.
6
F1-nolib/RGB_LED_Screen/Readme
Normal file
6
F1-nolib/RGB_LED_Screen/Readme
Normal file
@ -0,0 +1,6 @@
|
||||
HUB75E-based RGB LED panel management
|
||||
|
||||
886 color (RRRGGGBB)
|
||||
|
||||
|
||||
// the better fonts management is in Chronometer-v3
|
||||
4326
F1-nolib/RGB_LED_Screen/font14.h
Normal file
4326
F1-nolib/RGB_LED_Screen/font14.h
Normal file
File diff suppressed because it is too large
Load Diff
4322
F1-nolib/RGB_LED_Screen/font16.h
Normal file
4322
F1-nolib/RGB_LED_Screen/font16.h
Normal file
File diff suppressed because it is too large
Load Diff
330
F1-nolib/RGB_LED_Screen/fonts.c
Normal file
330
F1-nolib/RGB_LED_Screen/fonts.c
Normal file
@ -0,0 +1,330 @@
|
||||
/*
|
||||
* This file is part of the LED_screen project.
|
||||
* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, 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 <stddef.h>
|
||||
#include "fonts.h"
|
||||
|
||||
/* Bash-script to generate the symbols
|
||||
|
||||
#!/bin/bash
|
||||
|
||||
function bits(){
|
||||
Ans=""
|
||||
for x in $(seq 7 -1 0); do
|
||||
B=$((1<<$x))
|
||||
if [ $(($1&$B)) -ne 0 ]; then Ans="${Ans}X"
|
||||
else Ans="${Ans}_"
|
||||
fi
|
||||
done
|
||||
echo $Ans
|
||||
}
|
||||
|
||||
for x in $(seq 0 255); do
|
||||
printf "#define $(bits $x)\t0x%02x\n" $x
|
||||
done
|
||||
|
||||
*/
|
||||
|
||||
#define ________ 0x00
|
||||
#define _______X 0x01
|
||||
#define ______X_ 0x02
|
||||
#define ______XX 0x03
|
||||
#define _____X__ 0x04
|
||||
#define _____X_X 0x05
|
||||
#define _____XX_ 0x06
|
||||
#define _____XXX 0x07
|
||||
#define ____X___ 0x08
|
||||
#define ____X__X 0x09
|
||||
#define ____X_X_ 0x0a
|
||||
#define ____X_XX 0x0b
|
||||
#define ____XX__ 0x0c
|
||||
#define ____XX_X 0x0d
|
||||
#define ____XXX_ 0x0e
|
||||
#define ____XXXX 0x0f
|
||||
#define ___X____ 0x10
|
||||
#define ___X___X 0x11
|
||||
#define ___X__X_ 0x12
|
||||
#define ___X__XX 0x13
|
||||
#define ___X_X__ 0x14
|
||||
#define ___X_X_X 0x15
|
||||
#define ___X_XX_ 0x16
|
||||
#define ___X_XXX 0x17
|
||||
#define ___XX___ 0x18
|
||||
#define ___XX__X 0x19
|
||||
#define ___XX_X_ 0x1a
|
||||
#define ___XX_XX 0x1b
|
||||
#define ___XXX__ 0x1c
|
||||
#define ___XXX_X 0x1d
|
||||
#define ___XXXX_ 0x1e
|
||||
#define ___XXXXX 0x1f
|
||||
#define __X_____ 0x20
|
||||
#define __X____X 0x21
|
||||
#define __X___X_ 0x22
|
||||
#define __X___XX 0x23
|
||||
#define __X__X__ 0x24
|
||||
#define __X__X_X 0x25
|
||||
#define __X__XX_ 0x26
|
||||
#define __X__XXX 0x27
|
||||
#define __X_X___ 0x28
|
||||
#define __X_X__X 0x29
|
||||
#define __X_X_X_ 0x2a
|
||||
#define __X_X_XX 0x2b
|
||||
#define __X_XX__ 0x2c
|
||||
#define __X_XX_X 0x2d
|
||||
#define __X_XXX_ 0x2e
|
||||
#define __X_XXXX 0x2f
|
||||
#define __XX____ 0x30
|
||||
#define __XX___X 0x31
|
||||
#define __XX__X_ 0x32
|
||||
#define __XX__XX 0x33
|
||||
#define __XX_X__ 0x34
|
||||
#define __XX_X_X 0x35
|
||||
#define __XX_XX_ 0x36
|
||||
#define __XX_XXX 0x37
|
||||
#define __XXX___ 0x38
|
||||
#define __XXX__X 0x39
|
||||
#define __XXX_X_ 0x3a
|
||||
#define __XXX_XX 0x3b
|
||||
#define __XXXX__ 0x3c
|
||||
#define __XXXX_X 0x3d
|
||||
#define __XXXXX_ 0x3e
|
||||
#define __XXXXXX 0x3f
|
||||
#define _X______ 0x40
|
||||
#define _X_____X 0x41
|
||||
#define _X____X_ 0x42
|
||||
#define _X____XX 0x43
|
||||
#define _X___X__ 0x44
|
||||
#define _X___X_X 0x45
|
||||
#define _X___XX_ 0x46
|
||||
#define _X___XXX 0x47
|
||||
#define _X__X___ 0x48
|
||||
#define _X__X__X 0x49
|
||||
#define _X__X_X_ 0x4a
|
||||
#define _X__X_XX 0x4b
|
||||
#define _X__XX__ 0x4c
|
||||
#define _X__XX_X 0x4d
|
||||
#define _X__XXX_ 0x4e
|
||||
#define _X__XXXX 0x4f
|
||||
#define _X_X____ 0x50
|
||||
#define _X_X___X 0x51
|
||||
#define _X_X__X_ 0x52
|
||||
#define _X_X__XX 0x53
|
||||
#define _X_X_X__ 0x54
|
||||
#define _X_X_X_X 0x55
|
||||
#define _X_X_XX_ 0x56
|
||||
#define _X_X_XXX 0x57
|
||||
#define _X_XX___ 0x58
|
||||
#define _X_XX__X 0x59
|
||||
#define _X_XX_X_ 0x5a
|
||||
#define _X_XX_XX 0x5b
|
||||
#define _X_XXX__ 0x5c
|
||||
#define _X_XXX_X 0x5d
|
||||
#define _X_XXXX_ 0x5e
|
||||
#define _X_XXXXX 0x5f
|
||||
#define _XX_____ 0x60
|
||||
#define _XX____X 0x61
|
||||
#define _XX___X_ 0x62
|
||||
#define _XX___XX 0x63
|
||||
#define _XX__X__ 0x64
|
||||
#define _XX__X_X 0x65
|
||||
#define _XX__XX_ 0x66
|
||||
#define _XX__XXX 0x67
|
||||
#define _XX_X___ 0x68
|
||||
#define _XX_X__X 0x69
|
||||
#define _XX_X_X_ 0x6a
|
||||
#define _XX_X_XX 0x6b
|
||||
#define _XX_XX__ 0x6c
|
||||
#define _XX_XX_X 0x6d
|
||||
#define _XX_XXX_ 0x6e
|
||||
#define _XX_XXXX 0x6f
|
||||
#define _XXX____ 0x70
|
||||
#define _XXX___X 0x71
|
||||
#define _XXX__X_ 0x72
|
||||
#define _XXX__XX 0x73
|
||||
#define _XXX_X__ 0x74
|
||||
#define _XXX_X_X 0x75
|
||||
#define _XXX_XX_ 0x76
|
||||
#define _XXX_XXX 0x77
|
||||
#define _XXXX___ 0x78
|
||||
#define _XXXX__X 0x79
|
||||
#define _XXXX_X_ 0x7a
|
||||
#define _XXXX_XX 0x7b
|
||||
#define _XXXXX__ 0x7c
|
||||
#define _XXXXX_X 0x7d
|
||||
#define _XXXXXX_ 0x7e
|
||||
#define _XXXXXXX 0x7f
|
||||
#define X_______ 0x80
|
||||
#define X______X 0x81
|
||||
#define X_____X_ 0x82
|
||||
#define X_____XX 0x83
|
||||
#define X____X__ 0x84
|
||||
#define X____X_X 0x85
|
||||
#define X____XX_ 0x86
|
||||
#define X____XXX 0x87
|
||||
#define X___X___ 0x88
|
||||
#define X___X__X 0x89
|
||||
#define X___X_X_ 0x8a
|
||||
#define X___X_XX 0x8b
|
||||
#define X___XX__ 0x8c
|
||||
#define X___XX_X 0x8d
|
||||
#define X___XXX_ 0x8e
|
||||
#define X___XXXX 0x8f
|
||||
#define X__X____ 0x90
|
||||
#define X__X___X 0x91
|
||||
#define X__X__X_ 0x92
|
||||
#define X__X__XX 0x93
|
||||
#define X__X_X__ 0x94
|
||||
#define X__X_X_X 0x95
|
||||
#define X__X_XX_ 0x96
|
||||
#define X__X_XXX 0x97
|
||||
#define X__XX___ 0x98
|
||||
#define X__XX__X 0x99
|
||||
#define X__XX_X_ 0x9a
|
||||
#define X__XX_XX 0x9b
|
||||
#define X__XXX__ 0x9c
|
||||
#define X__XXX_X 0x9d
|
||||
#define X__XXXX_ 0x9e
|
||||
#define X__XXXXX 0x9f
|
||||
#define X_X_____ 0xa0
|
||||
#define X_X____X 0xa1
|
||||
#define X_X___X_ 0xa2
|
||||
#define X_X___XX 0xa3
|
||||
#define X_X__X__ 0xa4
|
||||
#define X_X__X_X 0xa5
|
||||
#define X_X__XX_ 0xa6
|
||||
#define X_X__XXX 0xa7
|
||||
#define X_X_X___ 0xa8
|
||||
#define X_X_X__X 0xa9
|
||||
#define X_X_X_X_ 0xaa
|
||||
#define X_X_X_XX 0xab
|
||||
#define X_X_XX__ 0xac
|
||||
#define X_X_XX_X 0xad
|
||||
#define X_X_XXX_ 0xae
|
||||
#define X_X_XXXX 0xaf
|
||||
#define X_XX____ 0xb0
|
||||
#define X_XX___X 0xb1
|
||||
#define X_XX__X_ 0xb2
|
||||
#define X_XX__XX 0xb3
|
||||
#define X_XX_X__ 0xb4
|
||||
#define X_XX_X_X 0xb5
|
||||
#define X_XX_XX_ 0xb6
|
||||
#define X_XX_XXX 0xb7
|
||||
#define X_XXX___ 0xb8
|
||||
#define X_XXX__X 0xb9
|
||||
#define X_XXX_X_ 0xba
|
||||
#define X_XXX_XX 0xbb
|
||||
#define X_XXXX__ 0xbc
|
||||
#define X_XXXX_X 0xbd
|
||||
#define X_XXXXX_ 0xbe
|
||||
#define X_XXXXXX 0xbf
|
||||
#define XX______ 0xc0
|
||||
#define XX_____X 0xc1
|
||||
#define XX____X_ 0xc2
|
||||
#define XX____XX 0xc3
|
||||
#define XX___X__ 0xc4
|
||||
#define XX___X_X 0xc5
|
||||
#define XX___XX_ 0xc6
|
||||
#define XX___XXX 0xc7
|
||||
#define XX__X___ 0xc8
|
||||
#define XX__X__X 0xc9
|
||||
#define XX__X_X_ 0xca
|
||||
#define XX__X_XX 0xcb
|
||||
#define XX__XX__ 0xcc
|
||||
#define XX__XX_X 0xcd
|
||||
#define XX__XXX_ 0xce
|
||||
#define XX__XXXX 0xcf
|
||||
#define XX_X____ 0xd0
|
||||
#define XX_X___X 0xd1
|
||||
#define XX_X__X_ 0xd2
|
||||
#define XX_X__XX 0xd3
|
||||
#define XX_X_X__ 0xd4
|
||||
#define XX_X_X_X 0xd5
|
||||
#define XX_X_XX_ 0xd6
|
||||
#define XX_X_XXX 0xd7
|
||||
#define XX_XX___ 0xd8
|
||||
#define XX_XX__X 0xd9
|
||||
#define XX_XX_X_ 0xda
|
||||
#define XX_XX_XX 0xdb
|
||||
#define XX_XXX__ 0xdc
|
||||
#define XX_XXX_X 0xdd
|
||||
#define XX_XXXX_ 0xde
|
||||
#define XX_XXXXX 0xdf
|
||||
#define XXX_____ 0xe0
|
||||
#define XXX____X 0xe1
|
||||
#define XXX___X_ 0xe2
|
||||
#define XXX___XX 0xe3
|
||||
#define XXX__X__ 0xe4
|
||||
#define XXX__X_X 0xe5
|
||||
#define XXX__XX_ 0xe6
|
||||
#define XXX__XXX 0xe7
|
||||
#define XXX_X___ 0xe8
|
||||
#define XXX_X__X 0xe9
|
||||
#define XXX_X_X_ 0xea
|
||||
#define XXX_X_XX 0xeb
|
||||
#define XXX_XX__ 0xec
|
||||
#define XXX_XX_X 0xed
|
||||
#define XXX_XXX_ 0xee
|
||||
#define XXX_XXXX 0xef
|
||||
#define XXXX____ 0xf0
|
||||
#define XXXX___X 0xf1
|
||||
#define XXXX__X_ 0xf2
|
||||
#define XXXX__XX 0xf3
|
||||
#define XXXX_X__ 0xf4
|
||||
#define XXXX_X_X 0xf5
|
||||
#define XXXX_XX_ 0xf6
|
||||
#define XXXX_XXX 0xf7
|
||||
#define XXXXX___ 0xf8
|
||||
#define XXXXX__X 0xf9
|
||||
#define XXXXX_X_ 0xfa
|
||||
#define XXXXX_XX 0xfb
|
||||
#define XXXXXX__ 0xfc
|
||||
#define XXXXXX_X 0xfd
|
||||
#define XXXXXXX_ 0xfe
|
||||
#define XXXXXXXX 0xff
|
||||
|
||||
// here are fonts themself
|
||||
#include "font14.h"
|
||||
#include "font16.h"
|
||||
|
||||
static const afont FONTS[] = {
|
||||
[FONT14] = {font14_table, FONT14HEIGHT, FONT14BYTES, FONT14BASELINE},
|
||||
[FONT16] = {font16_table, FONT16HEIGHT, FONT16BYTES, FONT16BASELINE}
|
||||
};
|
||||
|
||||
const afont *curfont = &FONTS[FONT14];
|
||||
|
||||
/**
|
||||
* @brief choose_font - font selector
|
||||
* @param newfont - font to choose
|
||||
* @return 0 if all OK
|
||||
*/
|
||||
int choose_font(font_t newfont){
|
||||
if(newfont >= FONT_T_MAX || newfont <= FONT_T_MIN) return 1;
|
||||
curfont = &FONTS[newfont];
|
||||
return 0;
|
||||
}
|
||||
/*
|
||||
// getters for current font values
|
||||
uint8_t fontheight(){return curfont->height;}
|
||||
uint8_t fontbaseline(){return curfont->baseline;}
|
||||
uint8_t fontbytes(){return curfont->bytes;}
|
||||
*/
|
||||
|
||||
const uint8_t *font_char(uint8_t Char){
|
||||
if(Char < FIRST_SYMBOL_CODE) return NULL;
|
||||
return &curfont->font[(Char - FIRST_SYMBOL_CODE)*(curfont->bytes+1)];
|
||||
}
|
||||
56
F1-nolib/RGB_LED_Screen/fonts.h
Normal file
56
F1-nolib/RGB_LED_Screen/fonts.h
Normal file
@ -0,0 +1,56 @@
|
||||
/*
|
||||
* This file is part of the LED_screen project.
|
||||
* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, 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 FONTS_H__
|
||||
#define FONTS_H__
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
// code number of first symbol in font table
|
||||
#define FIRST_SYMBOL_CODE 32
|
||||
// total amount of symbols - all without first 32
|
||||
#define SYMBOLS_AMOUNT (256-FIRST_SYMBOL_CODE)
|
||||
|
||||
// type for font choosing
|
||||
typedef enum{
|
||||
FONT_T_MIN = -1, // no fonts <= this
|
||||
FONT14, // 16x16, font height near 14px
|
||||
FONT16, // 16x16, font height 16px
|
||||
FONT_T_MAX // no fonts >= this
|
||||
} font_t;
|
||||
|
||||
int choose_font(font_t newfont);
|
||||
/* uint8_t fontheight();
|
||||
uint8_t fontbaseline();
|
||||
uint8_t fontbytes(); */
|
||||
const uint8_t *font_char(uint8_t Char);
|
||||
|
||||
|
||||
typedef struct{
|
||||
const uint8_t *font;// font inself
|
||||
uint8_t height; // full font matrix height
|
||||
uint8_t bytes; // amount of bytes in font matrix
|
||||
uint8_t baseline; // baseline position (coordinate from bottom line)
|
||||
} afont;
|
||||
|
||||
extern const afont *curfont;
|
||||
|
||||
char *u2str(uint32_t val);
|
||||
|
||||
#endif // FONTS_H__
|
||||
162
F1-nolib/RGB_LED_Screen/hardware.c
Normal file
162
F1-nolib/RGB_LED_Screen/hardware.c
Normal file
@ -0,0 +1,162 @@
|
||||
/*
|
||||
* geany_encoding=koi8-r
|
||||
* hardware.c - hardware-dependent macros & functions
|
||||
*
|
||||
* Copyright 2018 Edward V. Emelianov <eddy@sao.ru, 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 2 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, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||||
* MA 02110-1301, USA.
|
||||
*
|
||||
*/
|
||||
|
||||
#include "hardware.h"
|
||||
#include "usb.h"
|
||||
|
||||
uint8_t transfer_done = 0; // ==1 when DMA transfer ready
|
||||
// buffer for DMA
|
||||
static uint32_t dmabuf[SCREEN_WIDTH];
|
||||
|
||||
static inline void gpio_setup(){
|
||||
// Enable clocks to the GPIO subsystems, turn on AFIO clocking to disable SWD/JTAG
|
||||
RCC->APB2ENR |= RCC_APB2ENR_IOPAEN | RCC_APB2ENR_IOPBEN | RCC_APB2ENR_IOPCEN | RCC_APB2ENR_AFIOEN;
|
||||
// turn off JTAG (PB3/4 is in use)
|
||||
AFIO->MAPR = AFIO_MAPR_SWJ_CFG_JTAGDISABLE;
|
||||
// turn off USB pullup
|
||||
USBPU_OFF();
|
||||
// Set led as opendrain output
|
||||
GPIOC->CRH = CRH(13, CNF_ODOUTPUT|MODE_SLOW);
|
||||
// SCREEN color PINs: PA0..PA5
|
||||
GPIOA->CRL = CRL(0, CNF_PPOUTPUT|MODE_FAST) | CRL(1, CNF_PPOUTPUT|MODE_FAST) | CRL(2, CNF_PPOUTPUT|MODE_FAST) |
|
||||
CRL(3, CNF_PPOUTPUT|MODE_FAST) | CRL(4, CNF_PPOUTPUT|MODE_FAST) | CRL(5, CNF_PPOUTPUT|MODE_FAST);
|
||||
// USB pullup - opendrain output
|
||||
GPIOA->CRH = CRH(15, CNF_PPOUTPUT|MODE_SLOW);
|
||||
// A..D, LAT, nOE: PB4..PB9
|
||||
GPIOB->CRL = CRL(4, CNF_PPOUTPUT|MODE_FAST) | CRL(5, CNF_PPOUTPUT|MODE_FAST) | CRL(6, CNF_PPOUTPUT|MODE_FAST) | CRL(7, CNF_PPOUTPUT|MODE_FAST);
|
||||
GPIOB->CRH = CRH(8, CNF_PPOUTPUT|MODE_FAST) | CRH(9, CNF_PPOUTPUT|MODE_FAST);
|
||||
}
|
||||
|
||||
// setup timer3 for DMA transfers & SCK @ TIM3_CH1 (PA6)
|
||||
static inline void tim_setup(){
|
||||
SET(nOE); // turn off output
|
||||
GPIOA->CRL |= CRL(6, CNF_AFPP|MODE_FAST);
|
||||
RCC->APB1ENR |= RCC_APB1ENR_TIM3EN;
|
||||
// 72MHz & 7ARR = 9MHz
|
||||
TIM3->PSC = 20000;
|
||||
TIM3->ARR = 7;
|
||||
TIM3->CCMR1 = TIM_CCMR1_OC1M; // PWM mode 2 (inactive->active)
|
||||
TIM3->CCER = TIM_CCER_CC1E; // output 1 enable
|
||||
TIM3->DIER = TIM_DIER_UDE; // enable DMA requests
|
||||
RCC->AHBENR |= RCC_AHBENR_DMA1EN;
|
||||
// memsize 32bit, periphsize 32bit, memincr, mem2periph, full transfer interrupt
|
||||
DMA1_Channel3->CCR = DMA_CCR_PSIZE_1 | DMA_CCR_MSIZE_1 | DMA_CCR_MINC | DMA_CCR_DIR | DMA_CCR_TCIE;
|
||||
DMA1_Channel3->CMAR = (uint32_t)dmabuf;
|
||||
DMA1_Channel3->CPAR = (uint32_t)&GPIOA->BSRR;
|
||||
NVIC_EnableIRQ(DMA1_Channel3_IRQn);
|
||||
}
|
||||
|
||||
void hw_setup(){
|
||||
gpio_setup();
|
||||
tim_setup();
|
||||
}
|
||||
|
||||
void stopTIMDMA(){
|
||||
DMA1_Channel3->CCR &= ~DMA_CCR_EN; // stop DMA
|
||||
TIM3->CR1 = 0; // turn off timer
|
||||
}
|
||||
|
||||
/*
|
||||
static inline uint8_t getcolrvals(uint8_t colr, uint8_t Ntick){
|
||||
uint8_t *rgb = pack2RGB(colr);
|
||||
uint8_t result = 0; // bits: 0-R, 1-G, 2-B
|
||||
for(int i = 0; i < 3; ++i){
|
||||
#ifdef SCREEN_IS_NEGATIVE
|
||||
if(rgb[i] < Ntick) result |= 1 << i;
|
||||
#else
|
||||
if(rgb[i] >= Ntick) result |= 1 << i;
|
||||
#endif
|
||||
}
|
||||
return result;
|
||||
}*/
|
||||
static inline uint8_t getcolrvals(uint8_t colr, uint8_t Ntick){
|
||||
uint8_t result = 0; // bits: 0-R, 1-G, 2-B
|
||||
#ifdef SCREEN_IS_NEGATIVE
|
||||
if(colr >> 5 <= Ntick) result = 1;
|
||||
colr &= 0x1f;
|
||||
if(colr >> 2 <= Ntick) result |= 2;
|
||||
colr &= 3;
|
||||
if(colr) colr = (colr << 1) + 1;
|
||||
if(colr <= Ntick) result |= 4;
|
||||
#else
|
||||
if(colr >> 5 > Ntick) result = 1;
|
||||
colr &= 0x1f;
|
||||
if(colr >> 2 > Ntick) result |= 2;
|
||||
colr &= 3;
|
||||
if(colr) colr = (colr << 1) + 1;
|
||||
if(colr > Ntick) result |= 4;
|
||||
#endif
|
||||
return result;
|
||||
}
|
||||
/**
|
||||
* @brief ConvertScreenBuf - convert creen buffer into DMA buffer
|
||||
* @param sbuf - screen buffer
|
||||
* @param Nrow - current row number
|
||||
* @param Ntick - tick number (0..7) for quasi-PWM colors
|
||||
*/
|
||||
void ConvertScreenBuf(uint8_t *sbuf, uint8_t Nrow, __attribute__((unused)) uint8_t Ntick){
|
||||
//USB_send("ConvertScreenBuf\n");
|
||||
uint8_t *_1st = &sbuf[SCREEN_WIDTH*Nrow], *_2nd = _1st + SCREEN_WIDTH*NBLOCKS; // first and second lines
|
||||
for(int i = 0; i < SCREEN_WIDTH; ++i){ // ~50us for 64 pixels
|
||||
uint8_t pinsset = getcolrvals(_1st[i], 0);
|
||||
pinsset |= getcolrvals(_2nd[i], 0) << 3;
|
||||
//dmabuf[i] = (i%2) ? ((COLR_pin<<16) | i) : (0b100010);
|
||||
dmabuf[i] = (COLR_pin << 16) | pinsset; // All BR are 1, BS depending on color
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static uint8_t blknum_curr = 0;
|
||||
/**
|
||||
* @brief TIM_DMA_transfer - start DMA transfer
|
||||
* @param buf - buffer with data for GPIOA->BSRR
|
||||
* @param blknum - number of active block
|
||||
*/
|
||||
void TIM_DMA_transfer(uint8_t blknum){
|
||||
//USB_send("TIM_DMA_transfer\n");
|
||||
TIM3->CR1 = 0; // turn off timer
|
||||
transfer_done = 0;
|
||||
// set first pixel color
|
||||
COLR_port->BSRR = dmabuf[0];
|
||||
DMA1_Channel3->CNDTR = SCREEN_WIDTH;
|
||||
DMA1_Channel3->CCR |= DMA_CCR_EN; // start DMA
|
||||
TIM3->CCR1 = 4; // 50% PWM
|
||||
TIM3->CR1 = TIM_CR1_CEN; // turn on timer
|
||||
blknum_curr = blknum;
|
||||
}
|
||||
|
||||
// DMA transfer complete - stop transfer
|
||||
void dma1_channel3_isr(){
|
||||
TIM3->CR1 |= TIM_CR1_OPM; // set one pulse mode to turn off timer after last CLK pulse
|
||||
DMA1_Channel3->CCR &= ~DMA_CCR_EN; // stop DMA
|
||||
while(TIM3->CNT < 7);
|
||||
SET(nOE); // clear main output
|
||||
ADDR_port->ODR = (ADDR_port->ODR & ~(ADDR_pin)) | (blknum_curr << ADDR_roll); // set address
|
||||
SET(LAT); // activate latch
|
||||
DMA1->IFCR = DMA_IFCR_CGIF3;
|
||||
transfer_done = 1;
|
||||
CLEAR(LAT);
|
||||
CLEAR(nOE); // activate main output
|
||||
//USB_send("transfer done\n");
|
||||
}
|
||||
|
||||
72
F1-nolib/RGB_LED_Screen/hardware.h
Normal file
72
F1-nolib/RGB_LED_Screen/hardware.h
Normal file
@ -0,0 +1,72 @@
|
||||
/*
|
||||
* geany_encoding=koi8-r
|
||||
* hardware.h
|
||||
*
|
||||
* Copyright 2018 Edward V. Emelianov <eddy@sao.ru, 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 2 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, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||||
* MA 02110-1301, USA.
|
||||
*
|
||||
*/
|
||||
#pragma once
|
||||
#ifndef __HARDWARE_H__
|
||||
#define __HARDWARE_H__
|
||||
|
||||
#include "stm32f1.h"
|
||||
#include "screen.h"
|
||||
|
||||
// define this if screen is negative
|
||||
// #define SCREEN_IS_NEGATIVE
|
||||
|
||||
// LED0 - PC13 (bluepill), blinking each second
|
||||
#define LED0_port GPIOC
|
||||
#define LED0_pin (1<<13)
|
||||
|
||||
// USB pullup (not present in bluepill) - PA15
|
||||
#define USBPU_port GPIOA
|
||||
#define USBPU_pin (1<<15)
|
||||
#define USBPU_ON() pin_set(USBPU_port, USBPU_pin)
|
||||
#define USBPU_OFF() pin_clear(USBPU_port, USBPU_pin)
|
||||
|
||||
#define LED_blink(x) pin_toggle(x ## _port, x ## _pin)
|
||||
#define LED_on(x) pin_clear(x ## _port, x ## _pin)
|
||||
#define LED_off(x) pin_set(x ## _port, x ## _pin)
|
||||
|
||||
// SPI DMA channel
|
||||
#define DMA_SPI_Channel DMA1_Channel3
|
||||
// SCREEN PINs: A,B,C,D - PB6-PB9; LAT - PB5; nOE - PB4
|
||||
// CLK - PA6 (TIM3_CH1)
|
||||
// colors: PA0..PA5
|
||||
#define COLR_port GPIOA
|
||||
#define COLR_pin (0x3f)
|
||||
#define ADDR_port GPIOB
|
||||
#define ADDR_roll (6)
|
||||
#define ADDR_pin (0xf<<ADDR_roll)
|
||||
#define LAT_port GPIOB
|
||||
#define LAT_pin (1<<5)
|
||||
#define nOE_port GPIOB
|
||||
#define nOE_pin (1<<4)
|
||||
#define SET(x) pin_set(x ## _port, x ## _pin)
|
||||
#define CLEAR(x) pin_clear(x ## _port, x ## _pin)
|
||||
#define TOGGLE(x) pin_toggle(x ## _port, x ## _pin)
|
||||
|
||||
void hw_setup();
|
||||
void TIM_DMA_transfer(uint8_t blknum);
|
||||
void stopTIMDMA();
|
||||
void ConvertScreenBuf(uint8_t *sbuf, uint8_t Nrow, uint8_t Ntick);
|
||||
|
||||
extern uint8_t transfer_done;
|
||||
|
||||
#endif // __HARDWARE_H__
|
||||
BIN
F1-nolib/RGB_LED_Screen/img/P4RGBmatrix.jpg
Normal file
BIN
F1-nolib/RGB_LED_Screen/img/P4RGBmatrix.jpg
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 294 KiB |
BIN
F1-nolib/RGB_LED_Screen/img/p4.gif
Normal file
BIN
F1-nolib/RGB_LED_Screen/img/p4.gif
Normal file
Binary file not shown.
|
After Width: | Height: | Size: 55 KiB |
129
F1-nolib/RGB_LED_Screen/main.c
Normal file
129
F1-nolib/RGB_LED_Screen/main.c
Normal file
@ -0,0 +1,129 @@
|
||||
/*
|
||||
* main.c
|
||||
*
|
||||
* Copyright 2017 Edward V. Emelianoff <eddy@sao.ru, 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 2 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, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||||
* MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#include "fonts.h"
|
||||
#include "hardware.h"
|
||||
#include "proto.h"
|
||||
#include "screen.h"
|
||||
#include "usb.h"
|
||||
#include "usb_lib.h"
|
||||
|
||||
volatile uint32_t Tms = 0;
|
||||
uint8_t countms = 0;
|
||||
|
||||
/* Called when systick fires */
|
||||
void sys_tick_handler(void){
|
||||
++Tms;
|
||||
}
|
||||
|
||||
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) */
|
||||
}
|
||||
|
||||
#define USBBUFSZ (127)
|
||||
// usb getline
|
||||
static char *get_USB(){
|
||||
static char tmpbuf[USBBUFSZ+1], *curptr = tmpbuf;
|
||||
static int rest = USBBUFSZ;
|
||||
int x = USB_receive(curptr);
|
||||
curptr[x] = 0;
|
||||
if(!x) return NULL;
|
||||
if(curptr[x-1] == '\n'){
|
||||
curptr = tmpbuf;
|
||||
rest = USBBUFSZ;
|
||||
return tmpbuf;
|
||||
}
|
||||
curptr += x; rest -= x;
|
||||
if(rest <= 0){ // buffer overflow
|
||||
curptr = tmpbuf;
|
||||
rest = USBBUFSZ;
|
||||
USB_send("USB buffer overflow\n");
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int main(void){
|
||||
uint32_t lastT = 0, mscnt = 0, Tmscnt = 0;
|
||||
sysreset();
|
||||
StartHSE();
|
||||
SysTick_Config(72000);
|
||||
RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
|
||||
|
||||
hw_setup();
|
||||
USBPU_OFF();
|
||||
USB_setup();
|
||||
PutStringAt(5, SCREEN_HEIGHT-1-curfont->baseline, "Test string");
|
||||
iwdg_setup();
|
||||
USBPU_ON();
|
||||
|
||||
while(1){
|
||||
IWDG->KR = IWDG_REFRESH; // refresh watchdog
|
||||
if(Tms - lastT > 499){
|
||||
LED_blink(LED0);
|
||||
lastT = Tms;
|
||||
}
|
||||
if(countms){
|
||||
if(!Tmscnt){
|
||||
Tmscnt = Tms;
|
||||
if(!Tmscnt) Tmscnt = 1;
|
||||
}else{
|
||||
if(Tms - Tmscnt > 99){
|
||||
Tmscnt = Tms;
|
||||
ClearScreen();
|
||||
PutStringAt(5, SCREEN_HEIGHT-1-curfont->baseline, u2str(++mscnt));
|
||||
ScreenON();
|
||||
}
|
||||
}
|
||||
}else{
|
||||
mscnt = 0;
|
||||
Tmscnt = 0;
|
||||
}
|
||||
IWDG->KR = IWDG_REFRESH;
|
||||
process_screen();
|
||||
usb_proc();
|
||||
char *txt; const char *ans;
|
||||
if((txt = get_USB())){
|
||||
ans = parse_cmd(txt);
|
||||
if(ans) USB_send(ans);
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
258
F1-nolib/RGB_LED_Screen/proto.c
Normal file
258
F1-nolib/RGB_LED_Screen/proto.c
Normal file
@ -0,0 +1,258 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 "fonts.h"
|
||||
#include "proto.h"
|
||||
#include "screen.h"
|
||||
#include "usb.h"
|
||||
|
||||
extern uint8_t countms;
|
||||
|
||||
char *omit_spaces(const char *buf){
|
||||
while(*buf){
|
||||
if(*buf > ' ') break;
|
||||
++buf;
|
||||
}
|
||||
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 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;
|
||||
}
|
||||
// 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;
|
||||
}
|
||||
|
||||
const char* helpmsg =
|
||||
"'0/1' - screen off/on\n"
|
||||
"'2,3' - select font\n"
|
||||
"'C' - clear screen with given color\n"
|
||||
"'F' - set foreground color\n"
|
||||
"'f' - get FPS\n"
|
||||
"'R' - software reset\n"
|
||||
"'W' - test watchdog\n"
|
||||
"'Zz' -start/stop counting ms\n"
|
||||
"Any text - put text @ screen\n"
|
||||
;
|
||||
|
||||
const char *parse_cmd(const char *buf){
|
||||
uint32_t N;
|
||||
if(buf[1] == '\n'){ // one symbol commands
|
||||
switch(*buf){
|
||||
case '0':
|
||||
ScreenOFF();
|
||||
return "OFF\n";
|
||||
break;
|
||||
case '1':
|
||||
ScreenON();
|
||||
return "ON\n";
|
||||
break;
|
||||
case '2':
|
||||
choose_font(FONT14);
|
||||
return "Font14\n";
|
||||
break;
|
||||
case '3':
|
||||
choose_font(FONT16);
|
||||
return "Font16\n";
|
||||
break;
|
||||
case 'f':
|
||||
if(SCREEN_RELAX == getScreenState()) return "Screen is inactive\n";
|
||||
USB_send("FPS=");
|
||||
USB_send(u2str(getFPS()));
|
||||
USB_send("\n");
|
||||
return NULL;
|
||||
case 'R':
|
||||
USB_send("Soft reset\n");
|
||||
NVIC_SystemReset();
|
||||
break;
|
||||
case 'W':
|
||||
USB_send("Wait for reboot\n");
|
||||
while(1){nop();};
|
||||
break;
|
||||
case 'Z':
|
||||
countms = 1;
|
||||
return "Start\n";
|
||||
break;
|
||||
case 'z':
|
||||
countms = 0;
|
||||
return "Stop\n";
|
||||
break;
|
||||
default:
|
||||
return helpmsg;
|
||||
}
|
||||
return NULL;
|
||||
}else{
|
||||
switch(*buf){
|
||||
case 'C':
|
||||
if(getnum(buf+1, &N)){
|
||||
ScreenOFF();
|
||||
setBGcolor(N);
|
||||
ClearScreen();
|
||||
ScreenON();
|
||||
return "Background color\n";
|
||||
}
|
||||
return "Wrong color\n";
|
||||
break;
|
||||
case 'F':
|
||||
if(getnum(buf+1, &N)){
|
||||
setFGcolor(N);
|
||||
return "Foreground color\n";
|
||||
}
|
||||
return "Wrong color\n";
|
||||
break;
|
||||
default:
|
||||
ScreenOFF();
|
||||
ClearScreen();
|
||||
PutStringAt(5, SCREEN_HEIGHT-1-curfont->baseline, buf);
|
||||
ScreenON();
|
||||
}
|
||||
return buf;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// return string with number `val`
|
||||
char *u2str(uint32_t val){
|
||||
static char strbuf[11];
|
||||
char *bufptr = &strbuf[10];
|
||||
*bufptr = 0;
|
||||
if(!val){
|
||||
*(--bufptr) = '0';
|
||||
}else{
|
||||
while(val){
|
||||
*(--bufptr) = val % 10 + '0';
|
||||
val /= 10;
|
||||
}
|
||||
}
|
||||
return bufptr;
|
||||
}
|
||||
31
F1-nolib/RGB_LED_Screen/proto.h
Normal file
31
F1-nolib/RGB_LED_Screen/proto.h
Normal file
@ -0,0 +1,31 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 PROTO_H__
|
||||
#define PROTO_H__
|
||||
|
||||
#include <stm32f1.h>
|
||||
|
||||
const char *parse_cmd(const 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);
|
||||
char *u2str(uint32_t val);
|
||||
|
||||
#endif // PROTO_H__
|
||||
200
F1-nolib/RGB_LED_Screen/screen.c
Normal file
200
F1-nolib/RGB_LED_Screen/screen.c
Normal file
@ -0,0 +1,200 @@
|
||||
/*
|
||||
* This file is part of the LED_screen project.
|
||||
* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, 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 <string.h> // memset, memcpy
|
||||
#include <stdio.h>
|
||||
#include "fonts.h"
|
||||
#include "hardware.h"
|
||||
#include "screen.h"
|
||||
//#include "usb.h"
|
||||
|
||||
|
||||
// !!!FOR LITTLE-ENDIAN!!!
|
||||
|
||||
// X coordinate - from left to right!
|
||||
// Y coordinate - from top to bottom!
|
||||
// (0,0) is top left corner
|
||||
|
||||
// all-screen buffer
|
||||
static uint8_t screenbuf[SCREENBUF_SZ];
|
||||
extern volatile uint32_t Tms; // time for FPS count
|
||||
static uint32_t FPS = 0, Tfps = 0; // approx FPS
|
||||
uint32_t getFPS(){return FPS;}
|
||||
|
||||
static uint8_t fgColor = 0xff, bgColor = 0; // foreground and background colors
|
||||
void setBGcolor(uint8_t c){bgColor = c;}
|
||||
void setFGcolor(uint8_t c){fgColor = c;}
|
||||
|
||||
/**
|
||||
* @brief FillScreen - fill screen buffer with current bgColor
|
||||
*/
|
||||
void ClearScreen(){
|
||||
for(int i = 0; i < SCREENBUF_SZ; ++i)
|
||||
screenbuf[i] = bgColor;
|
||||
for(int i = 0; i < 32; ++i){
|
||||
DrawPix(0,i,0b11111111); // white
|
||||
DrawPix(27,i,0b11100000); // red
|
||||
DrawPix(34,i,0b00011100); // green
|
||||
DrawPix(63,i,0b00000011); // blue
|
||||
}
|
||||
// memset -> halt
|
||||
//memset(screenbuf, pattern, SCREENBUF_SZ);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief DrawPix - set or clear pixel
|
||||
* @param X, Y - pixel coordinates (could be outside of screen)
|
||||
* @param pix - == pixel color (RRRGGGBB)
|
||||
*/
|
||||
void DrawPix(int16_t X, int16_t Y, uint8_t pix){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
// now calculate coordinate of pixel
|
||||
screenbuf[Y*SCREEN_WIDTH + X] = pix;
|
||||
}
|
||||
void InvertPix(int16_t X, int16_t Y){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
screenbuf[Y*SCREEN_WIDTH + X] = ~screenbuf[Y*SCREEN_WIDTH + X];
|
||||
}
|
||||
void XORPix(int16_t X, int16_t Y, uint8_t pix){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
screenbuf[Y*SCREEN_WIDTH + X] ^= pix;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief DrawCharAt - draws character @ position X,Y (this point is left baseline corner of char!)
|
||||
* character will be drawn with current fg and bg colors
|
||||
* @param X, Y - started point
|
||||
* @param Char - char to draw
|
||||
* @return char width
|
||||
*/
|
||||
uint8_t DrawCharAt(int16_t X, int16_t Y, uint8_t Char){
|
||||
const uint8_t *curchar = font_char(Char);
|
||||
if(!curchar) return 0;
|
||||
// now change Y coordinate to left upper corner of font
|
||||
Y += 1 - curfont->height + curfont->baseline;
|
||||
// height and width of letter in pixels
|
||||
uint8_t h = curfont->height, w = *curchar++; // now curchar is pointer to bits array
|
||||
uint8_t lw = curfont->bytes / h; // width of letter in bytes
|
||||
for(uint8_t row = 0; row <= h; ++row){
|
||||
for(uint8_t col = 0; col < w; ++col){
|
||||
if(curchar[row*lw + (col/8)] & (1 << (7 - (col%8))))
|
||||
DrawPix(X + col, Y + row, fgColor);
|
||||
else
|
||||
DrawPix(X + col, Y + row, bgColor);
|
||||
}
|
||||
}
|
||||
return w;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief PutStringAt - draw text string @ screen
|
||||
* @param X, Y - base coordinates
|
||||
* @param str - string to draw
|
||||
* @return - text width in pixels
|
||||
*/
|
||||
uint8_t PutStringAt(int16_t X, int16_t Y, const char *str){
|
||||
if(!str) return 0;
|
||||
int16_t Xold = X;
|
||||
while(*str){
|
||||
X += DrawCharAt(X, Y, (uint8_t)*str++);
|
||||
}
|
||||
return X - Xold;
|
||||
}
|
||||
|
||||
uint8_t *getScreenBuf(){return screenbuf;}
|
||||
|
||||
static screen_state ScrnState = SCREEN_RELAX;
|
||||
screen_state getScreenState(){return ScrnState;}
|
||||
|
||||
static uint8_t currentB = 0; // current block number
|
||||
static uint8_t Ntick = 0; // tick number (0..7) for PWM color
|
||||
|
||||
/**
|
||||
* @brief process_screen - screen state machine processing
|
||||
*/
|
||||
void process_screen(){
|
||||
static uint32_t framecnt = 0;
|
||||
switch(ScrnState){
|
||||
case SCREEN_ACTIVE: // transmission active
|
||||
if(transfer_done){
|
||||
ScrnState = SCREEN_UPDATENXT;
|
||||
}else return;
|
||||
// fallthrough
|
||||
case SCREEN_UPDATENXT:
|
||||
ConvertScreenBuf(screenbuf, currentB, Ntick); // convert data
|
||||
TIM_DMA_transfer(currentB); // start transfer
|
||||
ScrnState = SCREEN_ACTIVE;
|
||||
if(++currentB >= NBLOCKS){
|
||||
currentB = 0; // start again
|
||||
if(++Ntick >= 7){
|
||||
Ntick = 0;
|
||||
++framecnt;
|
||||
if(Tms - Tfps > 999){
|
||||
FPS = framecnt;
|
||||
Tfps = Tms;
|
||||
framecnt = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief ShowScreen - turn on data transmission
|
||||
*/
|
||||
void ScreenON(){
|
||||
ScrnState = SCREEN_UPDATENXT;
|
||||
Tfps = Tms;
|
||||
}
|
||||
|
||||
void ScreenOFF(){
|
||||
stopTIMDMA();
|
||||
SET(nOE);
|
||||
ScrnState = SCREEN_RELAX;
|
||||
currentB = 0;
|
||||
Ntick = 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief RGB2pack - convert RGB color to packed RRRGGGBB
|
||||
* @param RGB - color (each in range 0..8)
|
||||
* @return packed color
|
||||
*/
|
||||
uint8_t RGB2pack(const uint8_t *RGB){
|
||||
uint8_t b = RGB[2] & 7;
|
||||
if(b) b = (b - 1) >> 1;
|
||||
return ((RGB[0] & 7)<<5 | (RGB[1] & 7) << 2 | b);
|
||||
}
|
||||
/**
|
||||
* @brief pack2RGB - convert packed color to array of RGB (0..8)
|
||||
* @param pack - packed color
|
||||
* @return RGB array
|
||||
*/
|
||||
uint8_t *pack2RGB(uint8_t pack){
|
||||
static uint8_t RGB[3];
|
||||
RGB[0] = pack >> 5;
|
||||
RGB[1] = (pack & 0x1c) >> 2;
|
||||
pack &= 3;
|
||||
if(pack) RGB[2] = (pack<<1) + 1;
|
||||
else RGB[2] = 0;
|
||||
return RGB;
|
||||
}
|
||||
|
||||
200
F1-nolib/RGB_LED_Screen/screen.c.autosave
Normal file
200
F1-nolib/RGB_LED_Screen/screen.c.autosave
Normal file
@ -0,0 +1,200 @@
|
||||
/*
|
||||
* This file is part of the LED_screen project.
|
||||
* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, 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 <string.h> // memset, memcpy
|
||||
#include <stdio.h>
|
||||
#include "fonts.h"
|
||||
#include "hardware.h"
|
||||
#include "screen.h"
|
||||
//#include "usb.h"
|
||||
|
||||
|
||||
// !!!FOR LITTLE-ENDIAN!!!
|
||||
|
||||
// X coordinate - from left to right!
|
||||
// Y coordinate - from top to bottom!
|
||||
// (0,0) is top left corner
|
||||
|
||||
// all-screen buffer
|
||||
static uint8_t screenbuf[SCREENBUF_SZ];
|
||||
extern volatile uint32_t Tms; // time for FPS count
|
||||
static uint32_t FPS = 0, Tfps = 0; // approx FPS
|
||||
uint32_t getFPS(){return FPS;}
|
||||
|
||||
static uint8_t fgColor = 0xff, bgColor = 0; // foreground and background colors
|
||||
void setBGcolor(uint8_t c){bgColor = c;}
|
||||
void setFGcolor(uint8_t c){fgColor = c;}
|
||||
|
||||
/**
|
||||
* @brief FillScreen - fill screen buffer with current bgColor
|
||||
*/
|
||||
void ClearScreen(){
|
||||
for(int i = 0; i < SCREENBUF_SZ; ++i)
|
||||
screenbuf[i] = bgColor;
|
||||
for(int i = 0; i < 32; ++i){
|
||||
DrawPix(0,i,0b11111111); // white
|
||||
DrawPix(27,i,0b11100000); // red
|
||||
DrawPix(34,i,0b00011100); // green
|
||||
DrawPix(63,i,0b00000011); // blue
|
||||
} - opendrain output
|
||||
// memset -> halt
|
||||
//memset(screenbuf, pattern, SCREENBUF_SZ);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief DrawPix - set or clear pixel
|
||||
* @param X, Y - pixel coordinates (could be outside of screen)
|
||||
* @param pix - == pixel color (RRRGGGBB)
|
||||
*/
|
||||
void DrawPix(int16_t X, int16_t Y, uint8_t pix){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
// now calculate coordinate of pixel
|
||||
screenbuf[Y*SCREEN_WIDTH + X] = pix;
|
||||
}
|
||||
void InvertPix(int16_t X, int16_t Y){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
screenbuf[Y*SCREEN_WIDTH + X] = ~screenbuf[Y*SCREEN_WIDTH + X];
|
||||
}
|
||||
void XORPix(int16_t X, int16_t Y, uint8_t pix){
|
||||
if(X < 0 || X > SCREEN_WIDTH-1 || Y < 0 || Y > SCREEN_HEIGHT-1) return; // outside of screen
|
||||
screenbuf[Y*SCREEN_WIDTH + X] ^= pix;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief DrawCharAt - draws character @ position X,Y (this point is left baseline corner of char!)
|
||||
* character will be drawn with current fg and bg colors
|
||||
* @param X, Y - started point
|
||||
* @param Char - char to draw
|
||||
* @return char width
|
||||
*/
|
||||
uint8_t DrawCharAt(int16_t X, int16_t Y, uint8_t Char){
|
||||
const uint8_t *curchar = font_char(Char);
|
||||
if(!curchar) return 0;
|
||||
// now change Y coordinate to left upper corner of font
|
||||
Y += 1 - curfont->height + curfont->baseline;
|
||||
// height and width of letter in pixels
|
||||
uint8_t h = curfont->height, w = *curchar++; // now curchar is pointer to bits array
|
||||
uint8_t lw = curfont->bytes / h; // width of letter in bytes
|
||||
for(uint8_t row = 0; row <= h; ++row){
|
||||
for(uint8_t col = 0; col < w; ++col){
|
||||
if(curchar[row*lw + (col/8)] & (1 << (7 - (col%8))))
|
||||
DrawPix(X + col, Y + row, fgColor);
|
||||
else
|
||||
DrawPix(X + col, Y + row, bgColor);
|
||||
}
|
||||
}
|
||||
return w;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief PutStringAt - draw text string @ screen
|
||||
* @param X, Y - base coordinates
|
||||
* @param str - string to draw
|
||||
* @return - text width in pixels
|
||||
*/
|
||||
uint8_t PutStringAt(int16_t X, int16_t Y, const char *str){
|
||||
if(!str) return 0;
|
||||
int16_t Xold = X;
|
||||
while(*str){
|
||||
X += DrawCharAt(X, Y, (uint8_t)*str++);
|
||||
}
|
||||
return X - Xold;
|
||||
}
|
||||
|
||||
uint8_t *getScreenBuf(){return screenbuf;}
|
||||
|
||||
static screen_state ScrnState = SCREEN_RELAX;
|
||||
screen_state getScreenState(){return ScrnState;}
|
||||
|
||||
static uint8_t currentB = 0; // current block number
|
||||
static uint8_t Ntick = 0; // tick number (0..7) for PWM color
|
||||
|
||||
/**
|
||||
* @brief process_screen - screen state machine processing
|
||||
*/
|
||||
void process_screen(){
|
||||
static uint32_t framecnt = 0;
|
||||
switch(ScrnState){
|
||||
case SCREEN_ACTIVE: // transmission active
|
||||
if(transfer_done){
|
||||
ScrnState = SCREEN_UPDATENXT;
|
||||
}else return;
|
||||
// fallthrough
|
||||
case SCREEN_UPDATENXT:
|
||||
ConvertScreenBuf(screenbuf, currentB, Ntick); // convert data
|
||||
TIM_DMA_transfer(currentB); // start transfer
|
||||
ScrnState = SCREEN_ACTIVE;
|
||||
if(++currentB >= NBLOCKS){
|
||||
currentB = 0; // start again
|
||||
if(++Ntick >= 7){
|
||||
Ntick = 0;
|
||||
++framecnt;
|
||||
if(Tms - Tfps > 999){
|
||||
FPS = framecnt;
|
||||
Tfps = Tms;
|
||||
framecnt = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief ShowScreen - turn on data transmission
|
||||
*/
|
||||
void ScreenON(){
|
||||
ScrnState = SCREEN_UPDATENXT;
|
||||
Tfps = Tms;
|
||||
}
|
||||
|
||||
void ScreenOFF(){
|
||||
stopTIMDMA();
|
||||
SET(nOE);
|
||||
ScrnState = SCREEN_RELAX;
|
||||
currentB = 0;
|
||||
Ntick = 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief RGB2pack - convert RGB color to packed RRRGGGBB
|
||||
* @param RGB - color (each in range 0..8)
|
||||
* @return packed color
|
||||
*/
|
||||
uint8_t RGB2pack(const uint8_t *RGB){
|
||||
uint8_t b = RGB[2] & 7;
|
||||
if(b) b = (b - 1) >> 1;
|
||||
return ((RGB[0] & 7)<<5 | (RGB[1] & 7) << 2 | b);
|
||||
}
|
||||
/**
|
||||
* @brief pack2RGB - convert packed color to array of RGB (0..8)
|
||||
* @param pack - packed color
|
||||
* @return RGB array
|
||||
*/
|
||||
uint8_t *pack2RGB(uint8_t pack){
|
||||
static uint8_t RGB[3];
|
||||
RGB[0] = pack >> 5;
|
||||
RGB[1] = (pack & 0x1c) >> 2;
|
||||
pack &= 3;
|
||||
if(pack) RGB[2] = (pack<<1) + 1;
|
||||
else RGB[2] = 0;
|
||||
return RGB;
|
||||
}
|
||||
|
||||
63
F1-nolib/RGB_LED_Screen/screen.h
Normal file
63
F1-nolib/RGB_LED_Screen/screen.h
Normal file
@ -0,0 +1,63 @@
|
||||
/*
|
||||
* This file is part of the LED_screen project.
|
||||
* Copyright 2019 Edward V. Emelianov <eddy@sao.ru, 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 SCREEN_H__
|
||||
#define SCREEN_H__
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
// display size in px
|
||||
// PANEL_WIDTH is width of one panel
|
||||
//#define PANEL_WIDTH (64)
|
||||
// SCREEN_WIDTH is total screen width
|
||||
#define SCREEN_WIDTH (64)
|
||||
#define SCREEN_HEIGHT (32)
|
||||
#define SCREENBUF_SZ (SCREEN_WIDTH*SCREEN_HEIGHT)
|
||||
// amount of blocks @ screen
|
||||
#define NBLOCKS (16)
|
||||
|
||||
// pause to show a quater of screen - 10ms (25Hz framerate)
|
||||
#define SCREEN_PAUSE (3)
|
||||
|
||||
typedef enum{ // screen states
|
||||
SCREEN_RELAX, // nothing to do (screen is off)
|
||||
SCREEN_ACTIVE, // transmission active
|
||||
SCREEN_UPDATENXT // update next quarter
|
||||
} screen_state;
|
||||
|
||||
screen_state getScreenState();
|
||||
void ClearScreen();
|
||||
void setBGcolor(uint8_t c);
|
||||
void setFGcolor(uint8_t c);
|
||||
void DrawPix(int16_t X, int16_t Y, uint8_t pix);
|
||||
void InvertPix(int16_t X, int16_t Y);
|
||||
void XORPix(int16_t X, int16_t Y, uint8_t pix);
|
||||
uint8_t DrawCharAt(int16_t X, int16_t Y, uint8_t Char);
|
||||
uint8_t PutStringAt(int16_t X, int16_t Y, const char *str);
|
||||
uint8_t *getScreenBuf();
|
||||
void process_screen();
|
||||
void ScreenON();
|
||||
void ScreenOFF();
|
||||
uint32_t getFPS();
|
||||
|
||||
uint8_t RGB2pack(const uint8_t *RGB);
|
||||
uint8_t *pack2RGB(uint8_t pack);
|
||||
|
||||
|
||||
#endif // SCREEN_H__
|
||||
167
F1-nolib/RGB_LED_Screen/usb.c
Normal file
167
F1-nolib/RGB_LED_Screen/usb.c
Normal file
@ -0,0 +1,167 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 "usb_lib.h"
|
||||
|
||||
static volatile uint8_t tx_succesfull = 1;
|
||||
static volatile uint8_t rxNE = 0;
|
||||
|
||||
static int sstrlen(const char *s){
|
||||
if(!s) return 0;
|
||||
int l = 0;
|
||||
while(*s++) ++l;
|
||||
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
|
||||
tx_succesfull = 1;
|
||||
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
|
||||
}
|
||||
|
||||
static void receive_Handler(){ // EP2OUT
|
||||
rxNE = 1;
|
||||
uint16_t epstatus = KEEP_DTOG_STAT(USB->EPnR[2]);
|
||||
USB->EPnR[2] = (epstatus & ~(USB_EPnR_CTR_RX)); // clear RX ctr
|
||||
}
|
||||
|
||||
void USB_setup(){
|
||||
NVIC_DisableIRQ(USB_LP_CAN1_RX0_IRQn);
|
||||
NVIC_DisableIRQ(USB_HP_CAN1_TX_IRQn);
|
||||
RCC->APB1ENR |= RCC_APB1ENR_USBEN;
|
||||
USB->CNTR = USB_CNTR_FRES; // Force USB Reset
|
||||
for(uint32_t ctr = 0; ctr < 72000; ++ctr) nop(); // wait >1ms
|
||||
//uint32_t ctr = 0;
|
||||
USB->CNTR = 0;
|
||||
USB->BTABLE = 0;
|
||||
USB->DADDR = 0;
|
||||
USB->ISTR = 0;
|
||||
USB->CNTR = USB_CNTR_RESETM | USB_CNTR_WKUPM; // allow only wakeup & reset interrupts
|
||||
NVIC_EnableIRQ(USB_LP_CAN1_RX0_IRQn);
|
||||
}
|
||||
|
||||
static int usbwr(const char *buf, int l){
|
||||
uint32_t ctra = 1000000;
|
||||
while(--ctra && tx_succesfull == 0){
|
||||
IWDG->KR = IWDG_REFRESH;
|
||||
}
|
||||
tx_succesfull = 0;
|
||||
EP_Write(3, (uint8_t*)buf, l);
|
||||
ctra = 1000000;
|
||||
while(--ctra && tx_succesfull == 0){
|
||||
IWDG->KR = IWDG_REFRESH;
|
||||
}
|
||||
if(tx_succesfull == 0){usbON = 0; return 1;} // usb is OFF?
|
||||
return 0;
|
||||
}
|
||||
|
||||
static char usbbuff[USB_TXBUFSZ-1]; // temporary buffer (63 - to prevent need of ZLP)
|
||||
static int buflen = 0; // amount of symbols in usbbuff
|
||||
|
||||
// send next up to 63 bytes of data in usbbuff
|
||||
static void send_next(){
|
||||
if(!buflen || !tx_succesfull) return;
|
||||
tx_succesfull = 0;
|
||||
EP_Write(3, (uint8_t*)usbbuff, buflen);
|
||||
buflen = 0;
|
||||
}
|
||||
|
||||
// unblocking sending - just fill a buffer
|
||||
void USB_send(const char *buf){
|
||||
int len = sstrlen(buf);
|
||||
if(!usbON || !len) return;
|
||||
if(len > USB_TXBUFSZ-1 - buflen){
|
||||
usbwr(usbbuff, buflen);
|
||||
buflen = 0;
|
||||
}
|
||||
if(len > USB_TXBUFSZ-1){
|
||||
USB_send_blk(buf, len);
|
||||
return;
|
||||
}
|
||||
while(len--) usbbuff[buflen++] = *buf++;
|
||||
}
|
||||
|
||||
// blocking sending
|
||||
void USB_send_blk(const char *buf, int len){
|
||||
if(!usbON || !len) return; // USB disconnected
|
||||
if(buflen){
|
||||
usbwr(usbbuff, buflen);
|
||||
buflen = 0;
|
||||
}
|
||||
int needzlp = 0;
|
||||
while(len){
|
||||
if(len == USB_TXBUFSZ) needzlp = 1;
|
||||
int s = (len > USB_TXBUFSZ) ? USB_TXBUFSZ : len;
|
||||
if(usbwr(buf, s)) return;
|
||||
len -= s;
|
||||
buf += s;
|
||||
}
|
||||
if(needzlp){
|
||||
usbwr(NULL, 0);
|
||||
}
|
||||
}
|
||||
|
||||
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;
|
||||
send_next();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief USB_receive
|
||||
* @param buf (i) - buffer[64] for received data
|
||||
* @return amount of received bytes
|
||||
*/
|
||||
int USB_receive(char *buf){
|
||||
if(!usbON || !rxNE) return 0;
|
||||
int sz = EP_Read(2, (uint16_t*)buf);
|
||||
uint16_t epstatus = KEEP_DTOG(USB->EPnR[2]);
|
||||
// keep stat_tx & set ACK rx
|
||||
USB->EPnR[2] = (epstatus & ~(USB_EPnR_STAT_TX)) ^ USB_EPnR_STAT_RX;
|
||||
rxNE = 0;
|
||||
return sz;
|
||||
}
|
||||
33
F1-nolib/RGB_LED_Screen/usb.h
Normal file
33
F1-nolib/RGB_LED_Screen/usb.h
Normal file
@ -0,0 +1,33 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 __USB_H__
|
||||
#define __USB_H__
|
||||
|
||||
#include "hardware.h"
|
||||
|
||||
#define BUFFSIZE (64)
|
||||
|
||||
void USB_setup();
|
||||
void usb_proc();
|
||||
void USB_send(const char *buf);
|
||||
void USB_send_blk(const char *buf, int len);
|
||||
int USB_receive(char *buf);
|
||||
|
||||
#endif // __USB_H__
|
||||
102
F1-nolib/RGB_LED_Screen/usb_defs.h
Normal file
102
F1-nolib/RGB_LED_Screen/usb_defs.h
Normal file
@ -0,0 +1,102 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 __USB_DEFS_H__
|
||||
#define __USB_DEFS_H__
|
||||
|
||||
#include <stm32f1.h>
|
||||
|
||||
// max endpoints number
|
||||
#define STM32ENDPOINTS 8
|
||||
/**
|
||||
* Buffers size definition
|
||||
**/
|
||||
#define USB_BTABLE_SIZE 512
|
||||
// first 64 bytes of USB_BTABLE are registers!
|
||||
//#define USB_EP0_BASEADDR 64
|
||||
// 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 - interrupt - buffer size
|
||||
#define USB_EP1BUFSZ 8
|
||||
|
||||
#define USB_BTABLE_BASE 0x40006000
|
||||
#define USB_BASE ((uint32_t)0x40005C00)
|
||||
#define USB ((USB_TypeDef *) USB_BASE)
|
||||
|
||||
#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
|
||||
|
||||
#ifdef USB_TypeDef
|
||||
#define USB_TypeDef USB_TypeDef_custom
|
||||
#endif
|
||||
|
||||
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;
|
||||
} USB_TypeDef;
|
||||
|
||||
typedef struct{
|
||||
__IO uint32_t USB_ADDR_TX;
|
||||
__IO uint32_t USB_COUNT_TX;
|
||||
__IO uint32_t USB_ADDR_RX;
|
||||
__IO uint32_t USB_COUNT_RX;
|
||||
} USB_EPDATA_TypeDef;
|
||||
|
||||
typedef struct{
|
||||
__IO USB_EPDATA_TypeDef EP[STM32ENDPOINTS];
|
||||
} USB_BtableDef;
|
||||
|
||||
#endif // __USB_DEFS_H__
|
||||
476
F1-nolib/RGB_LED_Screen/usb_lib.c
Normal file
476
F1-nolib/RGB_LED_Screen/usb_lib.c
Normal file
@ -0,0 +1,476 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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};
|
||||
static config_pack_t setup_packet;
|
||||
static uint8_t ep0databuf[EP0DATABUF_SIZE];
|
||||
static 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
|
||||
*/
|
||||
static 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;
|
||||
}
|
||||
|
||||
static uint16_t lastaddr = LASTADDR_DEFAULT;
|
||||
/**
|
||||
* Endpoint initialisation
|
||||
* @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)(ep_t ep)){
|
||||
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 > 512) 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*2);
|
||||
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 = (uint16_t *)(USB_BTABLE_BASE + lastaddr*2);
|
||||
lastaddr += rxsz;
|
||||
USB_BTABLE->EP[number].USB_COUNT_RX = countrx << 10;
|
||||
endpoints[number].func = func;
|
||||
return 0;
|
||||
}
|
||||
|
||||
// standard IRQ handler
|
||||
void usb_lp_can_rx0_isr(){
|
||||
if(USB->ISTR & USB_ISTR_RESET){
|
||||
usbON = 0;
|
||||
// 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;
|
||||
// clear address, leave only enable bit
|
||||
USB->DADDR = USB_DADDR_EF;
|
||||
USB_Dev.USB_Status = USB_STATE_DEFAULT;
|
||||
USB->ISTR = ~USB_ISTR_RESET;
|
||||
if(EP_Init(0, EP_TYPE_CONTROL, USB_EP0_BUFSZ, USB_EP0_BUFSZ, EP0_Handler)){
|
||||
return;
|
||||
}
|
||||
}
|
||||
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, (uint16_t*)&setup_packet);
|
||||
ep0dbuflen = 0;
|
||||
// interrupt handler will be called later
|
||||
}else if(epstatus & USB_EPnR_CTR_RX){ // data packet -> push received data to ep0databuf
|
||||
ep0dbuflen = endpoints[0].rx_cnt;
|
||||
EP_Read(0, (uint16_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_LP_MODE;
|
||||
USB->ISTR = ~USB_ISTR_SUSP;
|
||||
}
|
||||
if(USB->ISTR & USB_ISTR_WKUP){ // wakeup
|
||||
USB->CNTR &= ~(USB_CNTR_FSUSP | USB_CNTR_LP_MODE); // clear suspend flags
|
||||
USB->ISTR = ~USB_ISTR_WKUP;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 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){
|
||||
uint8_t i;
|
||||
if(size > endpoints[number].txbufsz) size = endpoints[number].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;
|
||||
uint32_t *out = (uint32_t *)endpoints[number].tx_buf;
|
||||
for(i = 0; i < N2; ++i, ++out){
|
||||
*out = 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, uint16_t *buf){
|
||||
int sz = endpoints[number].rx_cnt;
|
||||
if(!sz) return 0;
|
||||
endpoints[number].rx_cnt = 0;
|
||||
int n = (sz + 1) >> 1;
|
||||
uint32_t *in = (uint32_t *)endpoints[number].rx_buf;
|
||||
if(n){
|
||||
for(int i = 0; i < n; ++i, ++in)
|
||||
buf[i] = *(uint16_t*)in;
|
||||
}
|
||||
return sz;
|
||||
}
|
||||
|
||||
184
F1-nolib/RGB_LED_Screen/usb_lib.h
Normal file
184
F1-nolib/RGB_LED_Screen/usb_lib.h
Normal file
@ -0,0 +1,184 @@
|
||||
/*
|
||||
* This file is part of the RGBLEDscreen project.
|
||||
* Copyright 2020 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 __USB_LIB_H__
|
||||
#define __USB_LIB_H__
|
||||
|
||||
#include <wchar.h>
|
||||
#include "usb_defs.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{
|
||||
uint16_t *tx_buf; // transmission buffer address
|
||||
uint16_t txbufsz; // transmission buffer size
|
||||
uint16_t *rx_buf; // reception buffer address
|
||||
void (*func)(); // endpoint action function
|
||||
unsigned rx_cnt : 10; // 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;
|
||||
|
||||
void USB_Init();
|
||||
void USB_ResetState();
|
||||
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);
|
||||
void EP_Write(uint8_t number, const uint8_t *buf, uint16_t size);
|
||||
int EP_Read(uint8_t number, uint16_t *buf);
|
||||
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);
|
||||
|
||||
#endif // __USB_LIB_H__
|
||||
Loading…
x
Reference in New Issue
Block a user