Add displaying T @ oLED screen

This commit is contained in:
eddyem 2018-05-28 22:48:44 +03:00
parent 87784ffbda
commit 5741d2d2a7
19 changed files with 6283 additions and 0 deletions

144
STM32/Tcalc_screen/Makefile Normal file
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BINARY = tsys01
BOOTPORT ?= /dev/ttyUSB0
BOOTSPEED ?= 9600
# MCU FAMILY
FAMILY = F0
# MCU code
MCU = F042x6
# hardware definitions
#DEFS := -DUSARTNUM=2 -DI2CPINS=A9A10
DEFS += -DEBUG
# change this linking script depending on particular MCU model,
# for example, if you have STM32F103VBT6, you should write:
LDSCRIPT = ld/stm32f042k.ld
INDEPENDENT_HEADERS=
FP_FLAGS ?= -msoft-float
ASM_FLAGS = -mthumb -mcpu=cortex-m0 -march=armv6-m -mtune=cortex-m0
ARCH_FLAGS = $(ASM_FLAGS) $(FP_FLAGS)
###############################################################################
# Executables
OPREFIX ?= /opt/bin/arm-none-eabi
#PREFIX ?= /usr/x86_64-pc-linux-gnu/arm-none-eabi/gcc-bin/7.3.0/arm-none-eabi
PREFIX ?= $(OPREFIX)
RM := rm -f
RMDIR := rmdir
CC := $(PREFIX)-gcc
LD := $(PREFIX)-gcc
AR := $(PREFIX)-ar
AS := $(PREFIX)-as
OBJCOPY := $(OPREFIX)-objcopy
OBJDUMP := $(OPREFIX)-objdump
GDB := $(OPREFIX)-gdb
STFLASH := $(shell which st-flash)
STBOOT := $(shell which stm32flash)
###############################################################################
# Source files
OBJDIR = mk
LDSCRIPT ?= $(BINARY).ld
SRC := $(wildcard *.c)
OBJS := $(addprefix $(OBJDIR)/, $(SRC:%.c=%.o))
STARTUP = $(OBJDIR)/startup.o
OBJS += $(STARTUP)
DEPS := $(OBJS:.o=.d)
INC_DIR ?= ../inc
INCLUDE := -I$(INC_DIR)/F0 -I$(INC_DIR)/cm
LIB_DIR := $(INC_DIR)/ld
###############################################################################
# C flags
CFLAGS += -O2 -g -MD -D__thumb2__=1
CFLAGS += -Wall -Wextra -Wshadow -Wimplicit-function-declaration
CFLAGS += -Wredundant-decls $(INCLUDE)
# -Wmissing-prototypes -Wstrict-prototypes
CFLAGS += -fno-common -ffunction-sections -fdata-sections
###############################################################################
# Linker flags
LDFLAGS += --static -nostartfiles
#--specs=nano.specs
LDFLAGS += -L$(LIB_DIR)
LDFLAGS += -T$(LDSCRIPT)
LDFLAGS += -Wl,-Map=$(OBJDIR)/$(BINARY).map
LDFLAGS += -Wl,--gc-sections
###############################################################################
# Used libraries
LDLIBS += -Wl,--start-group -lc -lgcc -Wl,--end-group
LDLIBS += $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
DEFS += -DSTM32$(FAMILY) -DSTM32$(MCU)
#.SUFFIXES: .elf .bin .hex .srec .list .map .images
#.SECONDEXPANSION:
#.SECONDARY:
ELF := $(OBJDIR)/$(BINARY).elf
LIST := $(OBJDIR)/$(BINARY).list
BIN := $(BINARY).bin
HEX := $(BINARY).hex
all: bin list
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) $(ARCH_FLAGS) -o $@ -c $<
$(OBJDIR)/%.o: %.c
@echo " CC $<"
$(CC) $(CFLAGS) $(DEFS) $(INCLUDE) $(ARCH_FLAGS) -o $@ -c $<
#$(OBJDIR)/%.d: %.c $(OBJDIR)
# $(CC) -MM -MG $< | sed -e 's,^\([^:]*\)\.o[ ]*:,$(@D)/\1.o $(@D)/\1.d:,' >$@
$(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) $(ARCH_FLAGS) $(OBJS) $(LDLIBS) -o $(ELF)
clean:
@echo " CLEAN"
$(RM) $(OBJS) $(DEPS) $(ELF) $(HEX) $(LIST) $(OBJDIR)/*.map
@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 $(BIN)
gentags:
CFLAGS="$(CFLAGS) $(DEFS)" geany -g $(BINARY).c.tags *[hc] 2>/dev/null
.PHONY: clean flash boot gentags

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# Check temperature on sensors pair and show values of T @ 0.96'' oLED display
# also test by USART (115200).
Code for NUCLEO-042
### PINOUT
- I2C: PA9 (SCL) & PA10 (SDA)
- USART2: PA2 (Tx) & PA15 (Rx)
- SPI for screen: PA4 (CS), PA5 (SCL), PA7 (MOSI), PB4 (RST), PB5 (D/C)

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/*
* 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"
void gpio_setup(void){
// Set green led (PB3) as output
RCC->AHBENR |= RCC_AHBENR_GPIOBEN | RCC_AHBENR_GPIOAEN;
GPIOB->MODER = GPIO_MODER_MODER3_O;
// D/C & Reset pins: D/C - PB5, Reset - PB4
GPIOB->MODER |= GPIO_MODER_MODER4_O | GPIO_MODER_MODER5_O;
}
void spi_setup(){
/* Enable the peripheral clock of GPIOA */
RCC->AHBENR |= RCC_AHBENR_GPIOAEN;
/* (1) Select AF mode (10) on PA5, PA7, push-pull @PA4. MISO disabled (simplex mode)*/
/* (2) AF0 for SPI1 signals */
GPIOA->MODER = (GPIOA->MODER
& ~(GPIO_MODER_MODER4 | GPIO_MODER_MODER5 | \
GPIO_MODER_MODER7))\
| (GPIO_MODER_MODER4_O | GPIO_MODER_MODER5_AF |\
GPIO_MODER_MODER7_AF); /* (1) */
GPIOA->AFR[0] = (GPIOA->AFR[0] & \
~(GPIO_AFRL_AFRL5 | GPIO_AFRL_AFRL7)); /* (2) */
/* Enable the peripheral clock SPI1 */
RCC->APB2ENR |= RCC_APB2ENR_SPI1EN;
/* Configure SPI1 in master */
/* (1) Master selection, BR: Fpclk/256, software SS management
CPOL and CPHA at zero (rising first edge) */
/* (2) Slave select output disabled, 8-bit Rx fifo */
/* (3) Enable SPI1 */
SPI1->CR1 = SPI_CR1_MSTR | SPI_CR1_BR | SPI_CR1_SSM | SPI_CR1_SSI; /* (1) */
SPI1->CR2 = SPI_CR2_FRXTH | SPI_CR2_DS_2 | SPI_CR2_DS_1 | SPI_CR2_DS_0; /* (2) */
SPI1->CR1 |= SPI_CR1_SPE; /* (3) */
CS_HI(); RST_HI();
}
void i2c_setup(I2C_SPEED speed){
I2C1->CR1 = 0;
#if I2CPINS == A9A10
/*
* GPIO Resources: I2C1_SCL - PA9, I2C1_SDA - PA10
* GPIOA->AFR[1] AF4 -- GPIOA->AFR[1] &= ~0xff0, GPIOA->AFR[1] |= 0x440
*/
RCC->AHBENR |= RCC_AHBENR_GPIOAEN; // clock
GPIOA->AFR[1] &= ~0xff0; // alternate function F4 for PA9/PA10
GPIOA->AFR[1] |= 0x440;
GPIOA->MODER &= ~(GPIO_MODER_MODER9 | GPIO_MODER_MODER10);
GPIOA->MODER |= GPIO_MODER_MODER9_AF | GPIO_MODER_MODER10_AF; // alternate function
GPIOA->OTYPER |= GPIO_OTYPER_OT_9 | GPIO_OTYPER_OT_10; // opendrain
//GPIOA->OTYPER |= GPIO_OTYPER_OT_10; // opendrain
#else // undefined
#error "Not implemented"
#endif
// I2C
RCC->APB1ENR |= RCC_APB1ENR_I2C1EN; // timing
RCC->CFGR3 |= RCC_CFGR3_I2C1SW; // use sysclock for timing
if(speed == LOW_SPEED){ // 10kHz
// PRESC=B, SCLDEL=4, SDADEL=2, SCLH=0xC3, SCLL=0xC7
//I2C1->TIMINGR = (0xB<<28) | (4<<20) | (2<<16) | (0xC3<<8) | (0xC7);
I2C1->TIMINGR = (0xB<<28) | (4<<20) | (2<<16) | (0xC3<<8) | (0xB0);
}else{ // 100kHz
// Clock = 6MHz, 0.16(6)us, need 5us (*30)
// PRESC=4 (f/5), SCLDEL=0 (t_SU=5/6us), SDADEL=0 (t_HD=5/6us), SCLL,SCLH=14 (2.(3)us)
//I2C1->TIMINGR = (4<<28) | (14<<8) | (14); // 0x40000e0e
I2C1->TIMINGR = (0xB<<28) | (4<<20) | (2<<16) | (0x12<<8) | (0x11);
}
I2C1->CR1 = I2C_CR1_PE;// | I2C_CR1_RXIE; // Enable I2C & (interrupt on receive - not supported yet)
}

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/*
* 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 "stm32f0.h"
#define LED0_port GPIOB
#define LED0_pin (1<<3)
#ifndef USARTNUM
#define USARTNUM 2
#endif
#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)
#ifndef I2CPINS
#define I2CPINS A9A10
#endif
#ifndef LED1_port
#define LED1_port LED0_port
#endif
#ifndef LED1_pin
#define LED1_pin LED0_pin
#endif
#define LED_blink(x) pin_toggle(x ## _port, x ## _pin)
// oLED
#define RST_PORT GPIOB
#define RST_PIN (1<<4)
#define DC_PORT GPIOB
#define DC_PIN (1<<5)
#define CS_PORT GPIOA
#define CS_PIN (1<<4)
#define RST_HI() do{pin_set(RST_PORT, RST_PIN);}while(0)
#define RST_LO() do{pin_clear(RST_PORT, RST_PIN);}while(0)
#define DC_HI() do{pin_set(DC_PORT, DC_PIN);}while(0)
#define DC_LO() do{pin_clear(DC_PORT, DC_PIN);}while(0)
#define CS_HI() do{pin_set(CS_PORT, CS_PIN);}while(0)
#define CS_LO() do{pin_clear(CS_PORT, CS_PIN);}while(0)
typedef enum{
LOW_SPEED,
HIGH_SPEED
} I2C_SPEED;
void gpio_setup(void);
void i2c_setup(I2C_SPEED speed);
void spi_setup();
#endif // __HARDWARE_H__

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STM32/Tcalc_screen/i2c.c Normal file
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/*
* geany_encoding=koi8-r
* i2c.c
*
* Copyright 2017 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 "stm32f0.h"
#include "hardware.h"
#include "i2c.h"
/**
* I2C for TSYS01
* Speed <= 400kHz (200)
* t_SCLH > 21ns
* t_SCLL > 21ns
* while reading, sends NACK
* after reading get 24bits of T value, we need upper 2 bytes: ADC16 = ADC>>8
* T = (-2) * k4 * 10^{-21} * ADC16^4
* + 4 * k3 * 10^{-16} * ADC16^3
* + (-2) * k2 * 10^{-11} * ADC16^2
* + 1 * k1 * 10^{-6} * ADC16
* +(-1.5)* k0 * 10^{-2}
* All coefficiens are in registers:
* k4 - 0xA2, k3 - 0xA4, k2 - 0xA6, k1 - 0xA8, k0 - 0xAA
*/
extern volatile uint32_t Tms;
static uint32_t cntr;
/**
* write command byte to I2C
* @param addr - device address (TSYS01_ADDR0 or TSYS01_ADDR1)
* @param data - byte to write
* @return 0 if error
*/
uint8_t write_i2c(uint8_t addr, uint8_t data){
cntr = Tms;
while(I2C1->ISR & I2C_ISR_BUSY) if(Tms - cntr > I2C_TIMEOUT) return 0; // check busy
cntr = Tms;
while(I2C1->CR2 & I2C_CR2_START) if(Tms - cntr > I2C_TIMEOUT) return 0; // check start
I2C1->CR2 = 1<<16 | addr | I2C_CR2_AUTOEND; // 1 byte, autoend
// now start transfer
I2C1->CR2 |= I2C_CR2_START;
cntr = Tms;
while(!(I2C1->ISR & I2C_ISR_TXIS)){ // ready to transmit
if(I2C1->ISR & I2C_ISR_NACKF){
I2C1->ICR |= I2C_ICR_NACKCF;
return 0;
}
if(Tms - cntr > I2C_TIMEOUT) return 0;
}
I2C1->TXDR = data; // send data
return 1;
}
/**
* read nbytes (2 or 3) of data from I2C line
* @return 1 if all OK, 0 if NACK or no device found
*/
uint8_t read_i2c(uint8_t addr, uint32_t *data, uint8_t nbytes){
uint32_t result = 0;
cntr = Tms;
while(I2C1->ISR & I2C_ISR_BUSY) if(Tms - cntr > 5) return 0; // check busy
cntr = Tms;
while(I2C1->CR2 & I2C_CR2_START) if(Tms - cntr > 5) return 0; // check start
// read N bytes
I2C1->CR2 = (nbytes<<16) | addr | 1 | I2C_CR2_AUTOEND | I2C_CR2_RD_WRN;
I2C1->CR2 |= I2C_CR2_START;
uint8_t i;
cntr = Tms;
for(i = 0; i < nbytes; ++i){
while(!(I2C1->ISR & I2C_ISR_RXNE)){ // wait for data
if(I2C1->ISR & I2C_ISR_NACKF){
I2C1->ICR |= I2C_ICR_NACKCF;
return 0;
}
if(Tms - cntr > 5) return 0;
}
result = (result << 8) | I2C1->RXDR;
}
*data = result;
return 1;
}

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STM32/Tcalc_screen/i2c.h Normal file
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/*
* geany_encoding=koi8-r
* i2c.h
*
* Copyright 2017 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.
*
*/
// timeout in ms
#define I2C_TIMEOUT (15)
// CSB=1, address 1110110
#define TSYS01_ADDR0 (0x76 << 1)
// CSB=0, address 1110111
#define TSYS01_ADDR1 (0x77 << 1)
// registers: reset, read ADC value, start converstion, sart of PROM
#define TSYS01_RESET (0x1E)
#define TSYS01_ADC_READ (0x00)
#define TSYS01_START_CONV (0x48)
#define TSYS01_PROM_ADDR0 (0xA0)
// conversion time = 10ms + pause == 20ms
#define CONV_TIME (20)
// pause between readings - 2s
#define WAIT_TIME (2000)
uint8_t read_i2c(uint8_t addr, uint32_t *data, uint8_t nbytes);
uint8_t write_i2c(uint8_t addr, uint8_t data);

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/* Linker script for STM32F042x6, 32K flash, 6K RAM. */
/* Define memory regions. */
MEMORY
{
rom (rx) : ORIGIN = 0x08000000, LENGTH = 32K
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 6K
}
/* Include the common ld script. */
INCLUDE stm32f0.ld

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STM32/Tcalc_screen/main.c Normal file
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/*
* 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 "hardware.h"
#include "usart.h"
#include "i2c.h"
#include "ssd1306.h"
static uint16_t coefficients[2][5]; // Coefficients for given sensors
static const uint8_t Taddr[2] = {TSYS01_ADDR0, TSYS01_ADDR1};
volatile uint32_t Tms = 0;
#define TBUFLEN 11
static char Tbuf[2][TBUFLEN] = {0}; // buffer for temperatures
static uint8_t refreshdisplay = 0;
/* Called when systick fires */
void sys_tick_handler(void){
++Tms;
}
uint8_t sprintu(char *buf, uint8_t buflen, uint32_t val){
uint8_t i, l = 0, bpos = 0;
char rbuf[10];
if(!val){
buf[0] = '0';
buf[1] = 0;
return 1;
}else{
while(val){
rbuf[l++] = val % 10 + '0';
val /= 10;
}
if(buflen < l+1) return 0;
bpos = l;
buf[l] = 0;
for(i = 0; i < l; ++i){
buf[--bpos] = rbuf[i];
}
}
return l;
}
// print 32bit unsigned int
void printu(uint32_t val){
char buf[11];
uint8_t l = sprintu(buf, 11, val);
while(LINE_BUSY == usart_send_blocking(buf, l));
}
void getcoeffs(uint8_t addr){ // show norm coefficiens
int i;
const uint8_t regs[5] = {0xAA, 0xA8, 0xA6, 0xA4, 0xA2}; // commands for coefficients
uint32_t K;
char numbr = (addr == TSYS01_ADDR0) ? '0' : '1';
uint16_t *coef = coefficients[numbr-'0'];
for(i = 0; i < 5; ++i){
if(write_i2c(addr, regs[i])){
if(read_i2c(addr, &K, 2)){
coef[i] = K;
}
}
}
}
/**
* Get temperature & calculate it by polinome
* T = (-2) * k4 * 10^{-21} * ADC16^4
* + 4 * k3 * 10^{-16} * ADC16^3
* + (-2) * k2 * 10^{-11} * ADC16^2
* + 1 * k1 * 10^{-6} * ADC16
* +(-1.5)* k0 * 10^{-2}
* k0*(-1.5e-2) + 1e-6*val*(k1 + 1e-5*val*(-2*k2 + 1e-5*val*(4*k3 + -2e-5*k4*val)))
* answer is in 100th
*/
uint8_t calc_t(uint32_t t, int i){
if(coefficients[i][0] == 0){
getcoeffs(Taddr[i]);
}
if(coefficients[i][0] == 0){
SEND("no sensor\n");
return 0;
}
if (t < 6500000 || t > 13000000) return 0; // wrong value - too small or too large
int j;
double d = (double)t/256., tmp = 0.;
// k0*(-1.5e-2) + 0.1*1e-5*val*(1*k1 + 1e-5*val*(-2.*k2 + 1e-5*val*(4*k3 + 1e-5*val*(-2*k4))))
const double mul[5] = {-1.5e-2, 1., -2., 4., -2.};
for(j = 4; j > 0; --j){
tmp += mul[j] * (double)coefficients[i][j];
tmp *= 1e-5*d;
}
tmp = tmp/10. + mul[0]*coefficients[i][0];
Tbuf[i][0] = 'T'; Tbuf[i][1] = i + '0';
Tbuf[i][2] = '='; Tbuf[i][3] = ' ';
char *ptr = &Tbuf[i][4];
uint8_t l = TBUFLEN - 4, s;
if(tmp < 0.){
*ptr++ = '-';
tmp = -tmp;
}
uint32_t x = (uint32_t)tmp;
if(x > 120){
*ptr = 0;
return 0; // wrong value
}
s = sprintu(ptr, l, x);
ptr += s; l -= s;
tmp -= x;
*ptr++ = '.'; --l;
x = (uint32_t)(tmp*100);
if(x < 10){
*ptr++ = '0'; --l;
}
s += sprintu(ptr, l, x);
refreshdisplay = 1;
return 1;
}
int main(void){
uint32_t lastT = 0;
int16_t L = 0;
uint8_t i;
uint32_t started[2] = {0, 0}; // time of measurements for given sensor started
uint32_t tgot[2] = {0, 0}; // time of last measurements
uint8_t errcnt[2] = {0,0};
char *txt;
sysreset();
SysTick_Config(6000, 1);
gpio_setup();
usart_setup();
i2c_setup(LOW_SPEED);
spi_setup();
// reset on start
write_i2c(TSYS01_ADDR0, TSYS01_RESET);
write_i2c(TSYS01_ADDR1, TSYS01_RESET);
ssd1306_Fill(0);
while (1){
if(refreshdisplay){
ssd1306_Fill(0);
ssd1306_WriteString(Tbuf[0], Font_11x18, 1);
ssd1306_SetCursor(0, 32);
ssd1306_WriteString(Tbuf[1], Font_11x18, 1);
ssd1306_UpdateScreen();
refreshdisplay = 0;
}
if(lastT > Tms || Tms - lastT > 499){
LED_blink(LED0);
lastT = Tms;
ssd1306_UpdateScreen();
}
ssd1306_process();
for(i = 0; i < 2; ++i){
uint8_t err = 1;
if(started[i]){
if(Tms - started[i] > CONV_TIME){ // poll sensor i
if(write_i2c(Taddr[i], TSYS01_ADC_READ)){
uint32_t t;
if(read_i2c(Taddr[i], &t, 3) && t){
if(!calc_t(t, i)){
//SEND("!calc ");
write_i2c(Taddr[i], TSYS01_RESET);
}else{
err = 0;
tgot[i] = Tms;
}
started[i] = 0;
}else{
//SEND("can't read ");
}
}else{
//SEND("can't write ");
}
}else{
err = 0;
}
}else{
if(Tms - tgot[i] > WAIT_TIME){
if(write_i2c(Taddr[i], TSYS01_START_CONV)){
started[i] = Tms ? Tms : 1;
err = 0;
}else{
//SEND("can't start conv\n");
started[i] = 0;
}
}
}
if(err){
if(!write_i2c(Taddr[i], TSYS01_RESET)){ // sensor's absent? clear its coeff.
i2c_setup(LOW_SPEED);
if(++errcnt[i] > 10){
errcnt[i] = 0;
Tbuf[i][0] = '-';
tgot[i] = 0;
Tbuf[i][1] = 0;
coefficients[i][0] = 0;
refreshdisplay = 1;
}
}
}else errcnt[i] = 0;
}
if(usartrx()){ // usart1 received data, store in in buffer
L = usart_getline(&txt);
char _1st = txt[0];
if(L == 2 && txt[1] == '\n'){
L = 0;
switch(_1st){
case 'b':
ssd1306_Fill(0);
break;
case 'c':
ssd1306_Fill(0xff);
break;
/*case '0':
ssd1306_WriteString("Please, wait\n", Font_7x10, 1);
break;
case '1':
ssd1306_WriteString("Please, wait\n", Font_11x18, 1);
break;
case '2':
ssd1306_WriteString("Please, wait\n", Font_16x26, 1);
break;*/
case 'R': // 'R' - reset both
SEND("Reset\n");
write_i2c(TSYS01_ADDR0, TSYS01_RESET);
write_i2c(TSYS01_ADDR1, TSYS01_RESET);
break;
case 'D':
if(write_i2c(TSYS01_ADDR0, TSYS01_RESET)) SEND("0");
if(write_i2c(TSYS01_ADDR1, TSYS01_RESET)) SEND("1");
newline();
break;
case 'L':
i2c_setup(LOW_SPEED);
SEND("Low speed\n");
break;
case 'H':
i2c_setup(HIGH_SPEED);
SEND("High speed\n");
break;
case 'r':
ssd1306_Reset();
break;
default:
SEND("help:\n"
"b - clear screen\n"
"c - fill screen white\n"
"D - discovery sensors\n"
"L - low speed\n"
"H - high speed\n"
"r - reset display\n"
"R - reset sensors\n"
);
break;
}
}
}
if(L){ // text waits for sending
while(LINE_BUSY == usart_send(txt, L));
L = 0;
}
}
return 0;
}

60
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/*
* geany_encoding=koi8-r
* spi.c
*
* 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 "spi.h"
#include "usart.h"
extern volatile uint32_t Tms;
static uint32_t tstart;
extern void printu(uint32_t val);
#define CHK(x, msg) do{tstart = Tms; do{if(Tms - tstart > 2){/*printu(SPI1->SR); SEND(msg);*/ return;}}while(x);}while(0)
/**
* send 1 byte blocking
* return 1 on success
*/
void spi_write_byte(uint8_t data){
CHK(!(SPI1->SR & SPI_SR_TXE), "TXEb1\n");
// AHTUNG! without *((uint8_t*) STM32 will try to send TWO bytes (with second byte == 0)
*((uint8_t*)&(SPI1->DR)) = data;
CHK(!(SPI1->SR & SPI_SR_TXE), "TXEb2\n");
CHK(SPI1->SR & SPI_SR_BSY, "BSYb\n");
}
/**
* Blocking rite data to current SPI
* @param data - buffer with data
* @param len - buffer length
* @return 0 in case of error (or 1 in case of success)
*/
void spiWrite(uint8_t *data, uint16_t len){
uint16_t i;
CHK(!(SPI1->SR & SPI_SR_TXE), "TXE1\n");
for(i = 0; i < len; ++i){
*((uint8_t*)&(SPI1->DR)) = data[i];
CHK(!(SPI1->SR & SPI_SR_TXE), "TXE2\n");
}
CHK(SPI1->SR & SPI_SR_BSY, "BSY\n");
}

33
STM32/Tcalc_screen/spi.h Normal file
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/*
* geany_encoding=koi8-r
* spi.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 __SPI_H__
#define __SPI_H__
#include "hardware.h"
void spiWrite(uint8_t *data, uint16_t len);
void spi_write_byte(uint8_t data);
#endif // __SPI_H__

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/*
* geany_encoding=koi8-r
* ssd1306.c
*
* 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 "spi.h"
#include "ssd1306.h"
#include "usart.h"
#include <string.h> // memset
#define RST_PAUSE (10)
#define BOOT_PAUSE (100)
extern volatile uint32_t Tms;
static uint32_t Tloc;
static uint8_t curx, cury;
typedef enum{
ST_UNINITIALIZED,
ST_RSTSTART,
ST_RESETED,
ST_NEED4UPDATE,
ST_IDLE
} SSD1306_STATE;
static SSD1306_STATE state = ST_UNINITIALIZED;
static uint8_t SSD1306_Buffer[SSD1306_WIDTH * SSD1306_HEIGHT / 8];
static void ssd1306_WriteCommand(uint8_t byte){
CS_LO(); DC_LO();
spi_write_byte(byte);
CS_HI();
}
static void ssd1306_WriteData(uint8_t* buffer, uint16_t len){
CS_LO(); DC_HI();
spiWrite(buffer, len);
CS_HI();
}
// colr == 0 for black or 0xff for white or other values for vertical patterns
void ssd1306_Fill(uint8_t colr){
memset(SSD1306_Buffer, colr, sizeof(SSD1306_Buffer));
curx = 0; cury = 0;
}
// Write ful; screenbuffer to the screen
static void ssd1306_UpdateScreen_(){
uint8_t i;
for(i = 0; i < SSD1306_HEIGHT/8; i++){
ssd1306_WriteCommand(0xB0 + i);
ssd1306_WriteCommand(0x00);
ssd1306_WriteCommand(0x10);
ssd1306_WriteData(&SSD1306_Buffer[SSD1306_WIDTH*i], SSD1306_WIDTH);
}
}
// change status to need4update, return 1 if can't
uint8_t ssd1306_UpdateScreen(){
if(state != ST_IDLE) return 1;
state = ST_NEED4UPDATE;
return 0;
}
static void ssd1306_init(){
const uint8_t cmds[] = {
0xAE, // display off
0x20, // Set memory address
0x10, // 0x00: horizontal addressing mode, 0x01: vertical addressing mode
// 0x10: Page addressing mode(RESET), 0x11: invalid
0xB0, // Set page start address for page addressing mode: 0 ~ 7
0xC8, // Set COM output scan direction
0x00, // Set low column address
0x10, // Set height column address
0x40, // Set start line address
0x81, // Set contrast control register
0xFF,
0xA1, // Set segment re-map 0 to 127
0xA6, // Set normal display
0xA8, // Set multiplex ratio(1 to 64)
0x3F,
0xA4, // 0xa4: ouput follows RAM content, 0xa5: ouput ignores RAM content
0xD3, // Set display offset
0x00, // Not offset
0xD5, // Set display clock divide ratio/oscillator frequency
0xF0, // Set divide ration
0xD9, // Set pre-charge period
0x22,
0xDA, // Set COM pins hardware configuration
0x12,
0xDB, // Set VCOMH
0x20, // 0x20: 0.77*Vcc
0x8D, // Set DC-DC enable
0x14,
0xAF, // turn on SSD1306panel
};
uint8_t idx;
for (idx = 0; idx < sizeof(cmds); ++idx){
ssd1306_WriteCommand(cmds[idx]);
}
}
void ssd1306_Reset(){
state = ST_UNINITIALIZED;
}
void ssd1306_process(){
switch (state){
case ST_UNINITIALIZED: // reset screen
//SEND("ST_UNINITIALIZED\n");
state = ST_RSTSTART;
Tloc = Tms;
// high CS, low RST
CS_HI(); RST_LO();
break;
case ST_RSTSTART: // reset procedure is over
//SEND("ST_RSTSTART\n");
if(Tms - Tloc > RST_PAUSE){
state = ST_RESETED;
RST_HI();
Tloc = Tms;
}
break;
case ST_RESETED: // initialize screen
//SEND("ST_RESETED\n");
if(Tms - Tloc > BOOT_PAUSE){
ssd1306_init();
state = ST_IDLE;
}
break;
case ST_NEED4UPDATE:
//SEND("ST_NEED4UPDATE\n");
ssd1306_UpdateScreen_();
state = ST_IDLE;
break;
case ST_IDLE:
default:
break;
}
;
}
/**
* Draw one pixel in the screenbuffer
* @parameter x, y - coordinate (Y from top to bottom)
* @parameter color == 0 for black
*/
void ssd1306_DrawPixel(uint8_t x, uint8_t y, uint8_t color){
if(x >= SSD1306_WIDTH || y >= SSD1306_HEIGHT) return;
// Check if pixel should be inverted
if(color){
SSD1306_Buffer[x + (y / 8) * SSD1306_WIDTH] |= 1 << (y % 8);
}else{
SSD1306_Buffer[x + (y / 8) * SSD1306_WIDTH] &= ~(1 << (y % 8));
}
}
/**
* Draw 1 char to the screen buffer
* @parameter ch - given char
* @parameter Font - selected font
* @parameter color == 0 for black
* @return 1 if all OK
*/
char ssd1306_WriteChar(char ch, FontDef Font, uint8_t color){
uint32_t i, b, j;
// Check remaining space on current line
if(SSD1306_WIDTH <= (curx + Font.FontWidth)){
if(SSD1306_HEIGHT <= (cury + 2*Font.FontHeight)) return 0;
cury += Font.FontHeight;
curx = 0;
}
if(SSD1306_HEIGHT <= (cury + Font.FontHeight)) return 0;
if(ch == '\n'){
cury += Font.FontHeight;
curx = 0;
}
if(ch < ' ' || ch > '~') return 0; // wrong symbol
// Use the font to write
for(i = 0; i < Font.FontHeight; i++) {
b = Font.data[(ch - 32) * Font.FontHeight + i];
for(j = 0; j < Font.FontWidth; j++){
if((b << j) & 0x8000) {
ssd1306_DrawPixel(curx + j, (cury + i), color);
} else {
ssd1306_DrawPixel(curx + j, (cury + i), !color);
}
}
}
curx += Font.FontWidth;
return ch;
}
// Write full string to screenbuffer
char ssd1306_WriteString(char* str, FontDef Font, uint8_t color){
// Write until null-byte
while (*str){
if(!ssd1306_WriteChar(*str, Font, color)){
// Char could not be written
return *str;
}
// Next char
str++;
}
// Everything ok - return 0
return 0;
}
// Position the cursor
void ssd1306_SetCursor(uint8_t x, uint8_t y){
if(x >= SSD1306_WIDTH || y > SSD1306_HEIGHT) return;
curx = x;
cury = y;
}

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/*
* geany_encoding=koi8-r
* ssd1306.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 __SSD1306_H__
#define __SSD1306_H__
#include "ssd1306_fonts.h"
// SSD1306 OLED height in pixels
#ifndef SSD1306_HEIGHT
#define SSD1306_HEIGHT 64
#endif
// SSD1306 width in pixels
#ifndef SSD1306_WIDTH
#define SSD1306_WIDTH 128
#endif
void ssd1306_process();
uint8_t ssd1306_UpdateScreen();
void ssd1306_Reset();
void ssd1306_DrawPixel(uint8_t x, uint8_t y, uint8_t color);
char ssd1306_WriteChar(char ch, FontDef Font, uint8_t color);
void ssd1306_Fill(uint8_t colr);
char ssd1306_WriteString(char* str, FontDef Font, uint8_t color);
void ssd1306_SetCursor(uint8_t x, uint8_t y);
#endif // __SSD1306_H__

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#include "ssd1306_fonts.h"
static const uint16_t Font7x10 [] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // sp
0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x1000, 0x0000, 0x0000, // !
0x2800, 0x2800, 0x2800, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // "
0x2400, 0x2400, 0x7C00, 0x2400, 0x4800, 0x7C00, 0x4800, 0x4800, 0x0000, 0x0000, // #
0x3800, 0x5400, 0x5000, 0x3800, 0x1400, 0x5400, 0x5400, 0x3800, 0x1000, 0x0000, // $
0x2000, 0x5400, 0x5800, 0x3000, 0x2800, 0x5400, 0x1400, 0x0800, 0x0000, 0x0000, // %
0x1000, 0x2800, 0x2800, 0x1000, 0x3400, 0x4800, 0x4800, 0x3400, 0x0000, 0x0000, // &
0x1000, 0x1000, 0x1000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // '
0x0800, 0x1000, 0x2000, 0x2000, 0x2000, 0x2000, 0x2000, 0x2000, 0x1000, 0x0800, // (
0x2000, 0x1000, 0x0800, 0x0800, 0x0800, 0x0800, 0x0800, 0x0800, 0x1000, 0x2000, // )
0x1000, 0x3800, 0x1000, 0x2800, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // *
0x0000, 0x0000, 0x1000, 0x1000, 0x7C00, 0x1000, 0x1000, 0x0000, 0x0000, 0x0000, // +
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1000, 0x1000, 0x1000, // ,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x3800, 0x0000, 0x0000, 0x0000, 0x0000, // -
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1000, 0x0000, 0x0000, // .
0x0800, 0x0800, 0x1000, 0x1000, 0x1000, 0x1000, 0x2000, 0x2000, 0x0000, 0x0000, // /
0x3800, 0x4400, 0x4400, 0x5400, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // 0
0x1000, 0x3000, 0x5000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // 1
0x3800, 0x4400, 0x4400, 0x0400, 0x0800, 0x1000, 0x2000, 0x7C00, 0x0000, 0x0000, // 2
0x3800, 0x4400, 0x0400, 0x1800, 0x0400, 0x0400, 0x4400, 0x3800, 0x0000, 0x0000, // 3
0x0800, 0x1800, 0x2800, 0x2800, 0x4800, 0x7C00, 0x0800, 0x0800, 0x0000, 0x0000, // 4
0x7C00, 0x4000, 0x4000, 0x7800, 0x0400, 0x0400, 0x4400, 0x3800, 0x0000, 0x0000, // 5
0x3800, 0x4400, 0x4000, 0x7800, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // 6
0x7C00, 0x0400, 0x0800, 0x1000, 0x1000, 0x2000, 0x2000, 0x2000, 0x0000, 0x0000, // 7
0x3800, 0x4400, 0x4400, 0x3800, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // 8
0x3800, 0x4400, 0x4400, 0x4400, 0x3C00, 0x0400, 0x4400, 0x3800, 0x0000, 0x0000, // 9
0x0000, 0x0000, 0x1000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1000, 0x0000, 0x0000, // :
0x0000, 0x0000, 0x0000, 0x1000, 0x0000, 0x0000, 0x0000, 0x1000, 0x1000, 0x1000, // ;
0x0000, 0x0000, 0x0C00, 0x3000, 0x4000, 0x3000, 0x0C00, 0x0000, 0x0000, 0x0000, // <
0x0000, 0x0000, 0x0000, 0x7C00, 0x0000, 0x7C00, 0x0000, 0x0000, 0x0000, 0x0000, // =
0x0000, 0x0000, 0x6000, 0x1800, 0x0400, 0x1800, 0x6000, 0x0000, 0x0000, 0x0000, // >
0x3800, 0x4400, 0x0400, 0x0800, 0x1000, 0x1000, 0x0000, 0x1000, 0x0000, 0x0000, // ?
0x3800, 0x4400, 0x4C00, 0x5400, 0x5C00, 0x4000, 0x4000, 0x3800, 0x0000, 0x0000, // @
0x1000, 0x2800, 0x2800, 0x2800, 0x2800, 0x7C00, 0x4400, 0x4400, 0x0000, 0x0000, // A
0x7800, 0x4400, 0x4400, 0x7800, 0x4400, 0x4400, 0x4400, 0x7800, 0x0000, 0x0000, // B
0x3800, 0x4400, 0x4000, 0x4000, 0x4000, 0x4000, 0x4400, 0x3800, 0x0000, 0x0000, // C
0x7000, 0x4800, 0x4400, 0x4400, 0x4400, 0x4400, 0x4800, 0x7000, 0x0000, 0x0000, // D
0x7C00, 0x4000, 0x4000, 0x7C00, 0x4000, 0x4000, 0x4000, 0x7C00, 0x0000, 0x0000, // E
0x7C00, 0x4000, 0x4000, 0x7800, 0x4000, 0x4000, 0x4000, 0x4000, 0x0000, 0x0000, // F
0x3800, 0x4400, 0x4000, 0x4000, 0x5C00, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // G
0x4400, 0x4400, 0x4400, 0x7C00, 0x4400, 0x4400, 0x4400, 0x4400, 0x0000, 0x0000, // H
0x3800, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x3800, 0x0000, 0x0000, // I
0x0400, 0x0400, 0x0400, 0x0400, 0x0400, 0x0400, 0x4400, 0x3800, 0x0000, 0x0000, // J
0x4400, 0x4800, 0x5000, 0x6000, 0x5000, 0x4800, 0x4800, 0x4400, 0x0000, 0x0000, // K
0x4000, 0x4000, 0x4000, 0x4000, 0x4000, 0x4000, 0x4000, 0x7C00, 0x0000, 0x0000, // L
0x4400, 0x6C00, 0x6C00, 0x5400, 0x4400, 0x4400, 0x4400, 0x4400, 0x0000, 0x0000, // M
0x4400, 0x6400, 0x6400, 0x5400, 0x5400, 0x4C00, 0x4C00, 0x4400, 0x0000, 0x0000, // N
0x3800, 0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // O
0x7800, 0x4400, 0x4400, 0x4400, 0x7800, 0x4000, 0x4000, 0x4000, 0x0000, 0x0000, // P
0x3800, 0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x5400, 0x3800, 0x0400, 0x0000, // Q
0x7800, 0x4400, 0x4400, 0x4400, 0x7800, 0x4800, 0x4800, 0x4400, 0x0000, 0x0000, // R
0x3800, 0x4400, 0x4000, 0x3000, 0x0800, 0x0400, 0x4400, 0x3800, 0x0000, 0x0000, // S
0x7C00, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // T
0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // U
0x4400, 0x4400, 0x4400, 0x2800, 0x2800, 0x2800, 0x1000, 0x1000, 0x0000, 0x0000, // V
0x4400, 0x4400, 0x5400, 0x5400, 0x5400, 0x6C00, 0x2800, 0x2800, 0x0000, 0x0000, // W
0x4400, 0x2800, 0x2800, 0x1000, 0x1000, 0x2800, 0x2800, 0x4400, 0x0000, 0x0000, // X
0x4400, 0x4400, 0x2800, 0x2800, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // Y
0x7C00, 0x0400, 0x0800, 0x1000, 0x1000, 0x2000, 0x4000, 0x7C00, 0x0000, 0x0000, // Z
0x1800, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1800, // [
0x2000, 0x2000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0800, 0x0800, 0x0000, 0x0000, /* \ */
0x3000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x3000, // ]
0x1000, 0x2800, 0x2800, 0x4400, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // ^
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xFE00, // _
0x2000, 0x1000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // `
0x0000, 0x0000, 0x3800, 0x4400, 0x3C00, 0x4400, 0x4C00, 0x3400, 0x0000, 0x0000, // a
0x4000, 0x4000, 0x5800, 0x6400, 0x4400, 0x4400, 0x6400, 0x5800, 0x0000, 0x0000, // b
0x0000, 0x0000, 0x3800, 0x4400, 0x4000, 0x4000, 0x4400, 0x3800, 0x0000, 0x0000, // c
0x0400, 0x0400, 0x3400, 0x4C00, 0x4400, 0x4400, 0x4C00, 0x3400, 0x0000, 0x0000, // d
0x0000, 0x0000, 0x3800, 0x4400, 0x7C00, 0x4000, 0x4400, 0x3800, 0x0000, 0x0000, // e
0x0C00, 0x1000, 0x7C00, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // f
0x0000, 0x0000, 0x3400, 0x4C00, 0x4400, 0x4400, 0x4C00, 0x3400, 0x0400, 0x7800, // g
0x4000, 0x4000, 0x5800, 0x6400, 0x4400, 0x4400, 0x4400, 0x4400, 0x0000, 0x0000, // h
0x1000, 0x0000, 0x7000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // i
0x1000, 0x0000, 0x7000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0xE000, // j
0x4000, 0x4000, 0x4800, 0x5000, 0x6000, 0x5000, 0x4800, 0x4400, 0x0000, 0x0000, // k
0x7000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x0000, 0x0000, // l
0x0000, 0x0000, 0x7800, 0x5400, 0x5400, 0x5400, 0x5400, 0x5400, 0x0000, 0x0000, // m
0x0000, 0x0000, 0x5800, 0x6400, 0x4400, 0x4400, 0x4400, 0x4400, 0x0000, 0x0000, // n
0x0000, 0x0000, 0x3800, 0x4400, 0x4400, 0x4400, 0x4400, 0x3800, 0x0000, 0x0000, // o
0x0000, 0x0000, 0x5800, 0x6400, 0x4400, 0x4400, 0x6400, 0x5800, 0x4000, 0x4000, // p
0x0000, 0x0000, 0x3400, 0x4C00, 0x4400, 0x4400, 0x4C00, 0x3400, 0x0400, 0x0400, // q
0x0000, 0x0000, 0x5800, 0x6400, 0x4000, 0x4000, 0x4000, 0x4000, 0x0000, 0x0000, // r
0x0000, 0x0000, 0x3800, 0x4400, 0x3000, 0x0800, 0x4400, 0x3800, 0x0000, 0x0000, // s
0x2000, 0x2000, 0x7800, 0x2000, 0x2000, 0x2000, 0x2000, 0x1800, 0x0000, 0x0000, // t
0x0000, 0x0000, 0x4400, 0x4400, 0x4400, 0x4400, 0x4C00, 0x3400, 0x0000, 0x0000, // u
0x0000, 0x0000, 0x4400, 0x4400, 0x2800, 0x2800, 0x2800, 0x1000, 0x0000, 0x0000, // v
0x0000, 0x0000, 0x5400, 0x5400, 0x5400, 0x6C00, 0x2800, 0x2800, 0x0000, 0x0000, // w
0x0000, 0x0000, 0x4400, 0x2800, 0x1000, 0x1000, 0x2800, 0x4400, 0x0000, 0x0000, // x
0x0000, 0x0000, 0x4400, 0x4400, 0x2800, 0x2800, 0x1000, 0x1000, 0x1000, 0x6000, // y
0x0000, 0x0000, 0x7C00, 0x0800, 0x1000, 0x2000, 0x4000, 0x7C00, 0x0000, 0x0000, // z
0x1800, 0x1000, 0x1000, 0x1000, 0x2000, 0x2000, 0x1000, 0x1000, 0x1000, 0x1800, // {
0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, 0x1000, // |
0x3000, 0x1000, 0x1000, 0x1000, 0x0800, 0x0800, 0x1000, 0x1000, 0x1000, 0x3000, // }
0x0000, 0x0000, 0x0000, 0x7400, 0x4C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // ~
};
static const uint16_t Font11x18 [] = {
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // sp
0x0000, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // !
0x0000, 0x1B00, 0x1B00, 0x1B00, 0x1B00, 0x1B00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // "
0x0000, 0x1980, 0x1980, 0x1980, 0x1980, 0x7FC0, 0x7FC0, 0x1980, 0x3300, 0x7FC0, 0x7FC0, 0x3300, 0x3300, 0x3300, 0x3300, 0x0000, 0x0000, 0x0000, // #
0x0000, 0x1E00, 0x3F00, 0x7580, 0x6580, 0x7400, 0x3C00, 0x1E00, 0x0700, 0x0580, 0x6580, 0x6580, 0x7580, 0x3F00, 0x1E00, 0x0400, 0x0400, 0x0000, // $
0x0000, 0x7000, 0xD800, 0xD840, 0xD8C0, 0xD980, 0x7300, 0x0600, 0x0C00, 0x1B80, 0x36C0, 0x66C0, 0x46C0, 0x06C0, 0x0380, 0x0000, 0x0000, 0x0000, // %
0x0000, 0x1E00, 0x3F00, 0x3300, 0x3300, 0x3300, 0x1E00, 0x0C00, 0x3CC0, 0x66C0, 0x6380, 0x6180, 0x6380, 0x3EC0, 0x1C80, 0x0000, 0x0000, 0x0000, // &
0x0000, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // '
0x0080, 0x0100, 0x0300, 0x0600, 0x0600, 0x0400, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0400, 0x0600, 0x0600, 0x0300, 0x0100, 0x0080, // (
0x2000, 0x1000, 0x1800, 0x0C00, 0x0C00, 0x0400, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0400, 0x0C00, 0x0C00, 0x1800, 0x1000, 0x2000, // )
0x0000, 0x0C00, 0x2D00, 0x3F00, 0x1E00, 0x3300, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // *
0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0xFFC0, 0xFFC0, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // +
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0400, 0x0400, 0x0800, // ,
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1E00, 0x1E00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // -
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // .
0x0000, 0x0300, 0x0300, 0x0300, 0x0600, 0x0600, 0x0600, 0x0600, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x1800, 0x1800, 0x1800, 0x0000, 0x0000, 0x0000, // /
0x0000, 0x1E00, 0x3F00, 0x3300, 0x6180, 0x6180, 0x6180, 0x6D80, 0x6D80, 0x6180, 0x6180, 0x6180, 0x3300, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 0
0x0000, 0x0600, 0x0E00, 0x1E00, 0x3600, 0x2600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, // 1
0x0000, 0x1E00, 0x3F00, 0x7380, 0x6180, 0x6180, 0x0180, 0x0300, 0x0600, 0x0C00, 0x1800, 0x3000, 0x6000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x0000, // 2
0x0000, 0x1C00, 0x3E00, 0x6300, 0x6300, 0x0300, 0x0E00, 0x0E00, 0x0300, 0x0180, 0x0180, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 3
0x0000, 0x0600, 0x0E00, 0x0E00, 0x1E00, 0x1E00, 0x1600, 0x3600, 0x3600, 0x6600, 0x7F80, 0x7F80, 0x0600, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, // 4
0x0000, 0x7F00, 0x7F00, 0x6000, 0x6000, 0x6000, 0x6E00, 0x7F00, 0x6380, 0x0180, 0x0180, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 5
0x0000, 0x1E00, 0x3F00, 0x3380, 0x6180, 0x6000, 0x6E00, 0x7F00, 0x7380, 0x6180, 0x6180, 0x6180, 0x3380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 6
0x0000, 0x7F80, 0x7F80, 0x0180, 0x0300, 0x0300, 0x0600, 0x0600, 0x0C00, 0x0C00, 0x0C00, 0x0800, 0x1800, 0x1800, 0x1800, 0x0000, 0x0000, 0x0000, // 7
0x0000, 0x1E00, 0x3F00, 0x6380, 0x6180, 0x6180, 0x2100, 0x1E00, 0x3F00, 0x6180, 0x6180, 0x6180, 0x6180, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 8
0x0000, 0x1E00, 0x3F00, 0x7300, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F80, 0x1D80, 0x0180, 0x6180, 0x7300, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // 9
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // :
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0C00, 0x0C00, 0x0400, 0x0400, 0x0800, // ;
0x0000, 0x0000, 0x0000, 0x0000, 0x0080, 0x0380, 0x0E00, 0x3800, 0x6000, 0x3800, 0x0E00, 0x0380, 0x0080, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // <
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // =
0x0000, 0x0000, 0x0000, 0x0000, 0x4000, 0x7000, 0x1C00, 0x0700, 0x0180, 0x0700, 0x1C00, 0x7000, 0x4000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // >
0x0000, 0x1F00, 0x3F80, 0x71C0, 0x60C0, 0x00C0, 0x01C0, 0x0380, 0x0700, 0x0E00, 0x0C00, 0x0C00, 0x0000, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // ?
0x0000, 0x1E00, 0x3F00, 0x3180, 0x7180, 0x6380, 0x6F80, 0x6D80, 0x6D80, 0x6F80, 0x6780, 0x6000, 0x3200, 0x3E00, 0x1C00, 0x0000, 0x0000, 0x0000, // @
0x0000, 0x0E00, 0x0E00, 0x1B00, 0x1B00, 0x1B00, 0x1B00, 0x3180, 0x3180, 0x3F80, 0x3F80, 0x3180, 0x60C0, 0x60C0, 0x60C0, 0x0000, 0x0000, 0x0000, // A
0x0000, 0x7C00, 0x7E00, 0x6300, 0x6300, 0x6300, 0x6300, 0x7E00, 0x7E00, 0x6300, 0x6180, 0x6180, 0x6380, 0x7F00, 0x7E00, 0x0000, 0x0000, 0x0000, // B
0x0000, 0x1E00, 0x3F00, 0x3180, 0x6180, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6180, 0x3180, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // C
0x0000, 0x7C00, 0x7F00, 0x6300, 0x6380, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6300, 0x6300, 0x7E00, 0x7C00, 0x0000, 0x0000, 0x0000, // D
0x0000, 0x7F80, 0x7F80, 0x6000, 0x6000, 0x6000, 0x6000, 0x7F00, 0x7F00, 0x6000, 0x6000, 0x6000, 0x6000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x0000, // E
0x0000, 0x7F80, 0x7F80, 0x6000, 0x6000, 0x6000, 0x6000, 0x7F00, 0x7F00, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x0000, 0x0000, 0x0000, // F
0x0000, 0x1E00, 0x3F00, 0x3180, 0x6180, 0x6000, 0x6000, 0x6000, 0x6380, 0x6380, 0x6180, 0x6180, 0x3180, 0x3F80, 0x1E00, 0x0000, 0x0000, 0x0000, // G
0x0000, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x7F80, 0x7F80, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x0000, 0x0000, 0x0000, // H
0x0000, 0x3F00, 0x3F00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x3F00, 0x3F00, 0x0000, 0x0000, 0x0000, // I
0x0000, 0x0180, 0x0180, 0x0180, 0x0180, 0x0180, 0x0180, 0x0180, 0x0180, 0x0180, 0x6180, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // J
0x0000, 0x60C0, 0x6180, 0x6300, 0x6600, 0x6600, 0x6C00, 0x7800, 0x7C00, 0x6600, 0x6600, 0x6300, 0x6180, 0x6180, 0x60C0, 0x0000, 0x0000, 0x0000, // K
0x0000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x0000, // L
0x0000, 0x71C0, 0x71C0, 0x7BC0, 0x7AC0, 0x6AC0, 0x6AC0, 0x6EC0, 0x64C0, 0x60C0, 0x60C0, 0x60C0, 0x60C0, 0x60C0, 0x60C0, 0x0000, 0x0000, 0x0000, // M
0x0000, 0x7180, 0x7180, 0x7980, 0x7980, 0x7980, 0x6D80, 0x6D80, 0x6D80, 0x6580, 0x6780, 0x6780, 0x6780, 0x6380, 0x6380, 0x0000, 0x0000, 0x0000, // N
0x0000, 0x1E00, 0x3F00, 0x3300, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x3300, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // O
0x0000, 0x7E00, 0x7F00, 0x6380, 0x6180, 0x6180, 0x6180, 0x6380, 0x7F00, 0x7E00, 0x6000, 0x6000, 0x6000, 0x6000, 0x6000, 0x0000, 0x0000, 0x0000, // P
0x0000, 0x1E00, 0x3F00, 0x3300, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6580, 0x6780, 0x3300, 0x3F80, 0x1E40, 0x0000, 0x0000, 0x0000, // Q
0x0000, 0x7E00, 0x7F00, 0x6380, 0x6180, 0x6180, 0x6380, 0x7F00, 0x7E00, 0x6600, 0x6300, 0x6300, 0x6180, 0x6180, 0x60C0, 0x0000, 0x0000, 0x0000, // R
0x0000, 0x0E00, 0x1F00, 0x3180, 0x3180, 0x3000, 0x3800, 0x1E00, 0x0700, 0x0380, 0x6180, 0x6180, 0x3180, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // S
0x0000, 0xFFC0, 0xFFC0, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // T
0x0000, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // U
0x0000, 0x60C0, 0x60C0, 0x60C0, 0x3180, 0x3180, 0x3180, 0x1B00, 0x1B00, 0x1B00, 0x1B00, 0x0E00, 0x0E00, 0x0E00, 0x0400, 0x0000, 0x0000, 0x0000, // V
0x0000, 0xC0C0, 0xC0C0, 0xC0C0, 0xC0C0, 0xC0C0, 0xCCC0, 0x4C80, 0x4C80, 0x5E80, 0x5280, 0x5280, 0x7380, 0x6180, 0x6180, 0x0000, 0x0000, 0x0000, // W
0x0000, 0xC0C0, 0x6080, 0x6180, 0x3300, 0x3B00, 0x1E00, 0x0C00, 0x0C00, 0x1E00, 0x1F00, 0x3B00, 0x7180, 0x6180, 0xC0C0, 0x0000, 0x0000, 0x0000, // X
0x0000, 0xC0C0, 0x6180, 0x6180, 0x3300, 0x3300, 0x1E00, 0x1E00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // Y
0x0000, 0x3F80, 0x3F80, 0x0180, 0x0300, 0x0300, 0x0600, 0x0C00, 0x0C00, 0x1800, 0x1800, 0x3000, 0x6000, 0x7F80, 0x7F80, 0x0000, 0x0000, 0x0000, // Z
0x0F00, 0x0F00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0F00, 0x0F00, // [
0x0000, 0x1800, 0x1800, 0x1800, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0300, 0x0300, 0x0300, 0x0000, 0x0000, 0x0000, /* \ */
0x1E00, 0x1E00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x1E00, 0x1E00, // ]
0x0000, 0x0C00, 0x0C00, 0x1E00, 0x1200, 0x3300, 0x3300, 0x6180, 0x6180, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // ^
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xFFE0, 0x0000, // _
0x0000, 0x3800, 0x1800, 0x0C00, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // `
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1F00, 0x3F80, 0x6180, 0x0180, 0x1F80, 0x3F80, 0x6180, 0x6380, 0x7F80, 0x38C0, 0x0000, 0x0000, 0x0000, // a
0x0000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6E00, 0x7F00, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x7F00, 0x6E00, 0x0000, 0x0000, 0x0000, // b
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1E00, 0x3F00, 0x7380, 0x6180, 0x6000, 0x6000, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // c
0x0000, 0x0180, 0x0180, 0x0180, 0x0180, 0x1D80, 0x3F80, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F80, 0x1D80, 0x0000, 0x0000, 0x0000, // d
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1E00, 0x3F00, 0x7300, 0x6180, 0x7F80, 0x7F80, 0x6000, 0x7180, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // e
0x0000, 0x07C0, 0x0FC0, 0x0C00, 0x0C00, 0x7F80, 0x7F80, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0000, 0x0000, 0x0000, // f
0x0000, 0x0000, 0x0000, 0x0000, 0x1D80, 0x3F80, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F80, 0x1D80, 0x0180, 0x6380, 0x7F00, 0x3E00, // g
0x0000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6F00, 0x7F80, 0x7180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x0000, 0x0000, 0x0000, // h
0x0000, 0x0600, 0x0600, 0x0000, 0x0000, 0x3E00, 0x3E00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, // i
0x0600, 0x0600, 0x0000, 0x0000, 0x3E00, 0x3E00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x4600, 0x7E00, 0x3C00, // j
0x0000, 0x6000, 0x6000, 0x6000, 0x6000, 0x6180, 0x6300, 0x6600, 0x6C00, 0x7C00, 0x7600, 0x6300, 0x6300, 0x6180, 0x60C0, 0x0000, 0x0000, 0x0000, // k
0x0000, 0x3E00, 0x3E00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, // l
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xDD80, 0xFFC0, 0xCEC0, 0xCCC0, 0xCCC0, 0xCCC0, 0xCCC0, 0xCCC0, 0xCCC0, 0xCCC0, 0x0000, 0x0000, 0x0000, // m
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x6F00, 0x7F80, 0x7180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x0000, 0x0000, 0x0000, // n
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1E00, 0x3F00, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F00, 0x1E00, 0x0000, 0x0000, 0x0000, // o
0x0000, 0x0000, 0x0000, 0x0000, 0x6E00, 0x7F00, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x7F00, 0x6E00, 0x6000, 0x6000, 0x6000, 0x6000, // p
0x0000, 0x0000, 0x0000, 0x0000, 0x1D80, 0x3F80, 0x7380, 0x6180, 0x6180, 0x6180, 0x6180, 0x7380, 0x3F80, 0x1D80, 0x0180, 0x0180, 0x0180, 0x0180, // q
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x6700, 0x3F80, 0x3900, 0x3000, 0x3000, 0x3000, 0x3000, 0x3000, 0x3000, 0x3000, 0x0000, 0x0000, 0x0000, // r
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x1E00, 0x3F80, 0x6180, 0x6000, 0x7F00, 0x3F80, 0x0180, 0x6180, 0x7F00, 0x1E00, 0x0000, 0x0000, 0x0000, // s
0x0000, 0x0000, 0x0800, 0x1800, 0x1800, 0x7F00, 0x7F00, 0x1800, 0x1800, 0x1800, 0x1800, 0x1800, 0x1800, 0x1F80, 0x0F80, 0x0000, 0x0000, 0x0000, // t
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6180, 0x6380, 0x7F80, 0x3D80, 0x0000, 0x0000, 0x0000, // u
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x60C0, 0x3180, 0x3180, 0x3180, 0x1B00, 0x1B00, 0x1B00, 0x0E00, 0x0E00, 0x0600, 0x0000, 0x0000, 0x0000, // v
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xDD80, 0xDD80, 0xDD80, 0x5500, 0x5500, 0x5500, 0x7700, 0x7700, 0x2200, 0x2200, 0x0000, 0x0000, 0x0000, // w
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x6180, 0x3300, 0x3300, 0x1E00, 0x0C00, 0x0C00, 0x1E00, 0x3300, 0x3300, 0x6180, 0x0000, 0x0000, 0x0000, // x
0x0000, 0x0000, 0x0000, 0x0000, 0x6180, 0x6180, 0x3180, 0x3300, 0x3300, 0x1B00, 0x1B00, 0x1B00, 0x0E00, 0x0E00, 0x0E00, 0x1C00, 0x7C00, 0x7000, // y
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x7FC0, 0x7FC0, 0x0180, 0x0300, 0x0600, 0x0C00, 0x1800, 0x3000, 0x7FC0, 0x7FC0, 0x0000, 0x0000, 0x0000, // z
0x0380, 0x0780, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0E00, 0x1C00, 0x1C00, 0x0E00, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0780, 0x0380, // {
0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, 0x0600, // |
0x3800, 0x3C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0E00, 0x0700, 0x0700, 0x0E00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x0C00, 0x3C00, 0x3800, // }
0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x3880, 0x7F80, 0x4700, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // ~
};
static const uint16_t Font16x26 [] = {
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [ ]
0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03C0,0x03C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [!]
0x1E3C,0x1E3C,0x1E3C,0x1E3C,0x1E3C,0x1E3C,0x1E3C,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = ["]
0x01CE,0x03CE,0x03DE,0x039E,0x039C,0x079C,0x3FFF,0x7FFF,0x0738,0x0F38,0x0F78,0x0F78,0x0E78,0xFFFF,0xFFFF,0x1EF0,0x1CF0,0x1CE0,0x3CE0,0x3DE0,0x39E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [#]
0x03FC,0x0FFE,0x1FEE,0x1EE0,0x1EE0,0x1EE0,0x1EE0,0x1FE0,0x0FE0,0x07E0,0x03F0,0x01FC,0x01FE,0x01FE,0x01FE,0x01FE,0x01FE,0x01FE,0x3DFE,0x3FFC,0x0FF0,0x01E0,0x01E0,0x0000,0x0000,0x0000, // Ascii = [$]
0x3E03,0xF707,0xE78F,0xE78E,0xE39E,0xE3BC,0xE7B8,0xE7F8,0xF7F0,0x3FE0,0x01C0,0x03FF,0x07FF,0x07F3,0x0FF3,0x1EF3,0x3CF3,0x38F3,0x78F3,0xF07F,0xE03F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [%]
0x07E0,0x0FF8,0x0F78,0x1F78,0x1F78,0x1F78,0x0F78,0x0FF0,0x0FE0,0x1F80,0x7FC3,0xFBC3,0xF3E7,0xF1F7,0xF0F7,0xF0FF,0xF07F,0xF83E,0x7C7F,0x3FFF,0x1FEF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [&]
0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03C0,0x01C0,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [']
0x003F,0x007C,0x01F0,0x01E0,0x03C0,0x07C0,0x0780,0x0780,0x0F80,0x0F00,0x0F00,0x0F00,0x0F00,0x0F00,0x0F00,0x0F80,0x0780,0x0780,0x07C0,0x03C0,0x01E0,0x01F0,0x007C,0x003F,0x000F,0x0000, // Ascii = [(]
0x7E00,0x1F00,0x07C0,0x03C0,0x01E0,0x01F0,0x00F0,0x00F0,0x00F8,0x0078,0x0078,0x0078,0x0078,0x0078,0x0078,0x00F8,0x00F0,0x00F0,0x01F0,0x01E0,0x03C0,0x07C0,0x1F00,0x7E00,0x7800,0x0000, // Ascii = [)]
0x03E0,0x03C0,0x01C0,0x39CE,0x3FFF,0x3F7F,0x0320,0x0370,0x07F8,0x0F78,0x1F3C,0x0638,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [*]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0xFFFF,0xFFFF,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [+]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x01E0,0x01E0,0x01E0,0x01C0,0x0380, // Ascii = [,]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3FFE,0x3FFE,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [-]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [.]
0x000F,0x000F,0x001E,0x001E,0x003C,0x003C,0x0078,0x0078,0x00F0,0x00F0,0x01E0,0x01E0,0x03C0,0x03C0,0x0780,0x0780,0x0F00,0x0F00,0x1E00,0x1E00,0x3C00,0x3C00,0x7800,0x7800,0xF000,0x0000, // Ascii = [/]
0x07F0,0x0FF8,0x1F7C,0x3E3E,0x3C1E,0x7C1F,0x7C1F,0x780F,0x780F,0x780F,0x780F,0x780F,0x780F,0x780F,0x7C1F,0x7C1F,0x3C1E,0x3E3E,0x1F7C,0x0FF8,0x07F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [0]
0x00F0,0x07F0,0x3FF0,0x3FF0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x3FFF,0x3FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [1]
0x0FE0,0x3FF8,0x3C7C,0x003C,0x003E,0x003E,0x003E,0x003C,0x003C,0x007C,0x00F8,0x01F0,0x03E0,0x07C0,0x0780,0x0F00,0x1E00,0x3E00,0x3C00,0x3FFE,0x3FFE,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [2]
0x0FF0,0x1FF8,0x1C7C,0x003E,0x003E,0x003E,0x003C,0x003C,0x00F8,0x0FF0,0x0FF8,0x007C,0x003E,0x001E,0x001E,0x001E,0x001E,0x003E,0x1C7C,0x1FF8,0x1FE0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [3]
0x0078,0x00F8,0x00F8,0x01F8,0x03F8,0x07F8,0x07F8,0x0F78,0x1E78,0x1E78,0x3C78,0x7878,0x7878,0xFFFF,0xFFFF,0x0078,0x0078,0x0078,0x0078,0x0078,0x0078,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [4]
0x1FFC,0x1FFC,0x1FFC,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1FE0,0x1FF8,0x00FC,0x007C,0x003E,0x003E,0x001E,0x003E,0x003E,0x003C,0x1C7C,0x1FF8,0x1FE0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [5]
0x01FC,0x07FE,0x0F8E,0x1F00,0x1E00,0x3E00,0x3C00,0x3C00,0x3DF8,0x3FFC,0x7F3E,0x7E1F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3E0F,0x1E1F,0x1F3E,0x0FFC,0x03F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [6]
0x3FFF,0x3FFF,0x3FFF,0x000F,0x001E,0x001E,0x003C,0x0038,0x0078,0x00F0,0x00F0,0x01E0,0x01E0,0x03C0,0x03C0,0x0780,0x0F80,0x0F80,0x0F00,0x1F00,0x1F00,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [7]
0x07F8,0x0FFC,0x1F3E,0x1E1E,0x3E1E,0x3E1E,0x1E1E,0x1F3C,0x0FF8,0x07F0,0x0FF8,0x1EFC,0x3E3E,0x3C1F,0x7C1F,0x7C0F,0x7C0F,0x3C1F,0x3F3E,0x1FFC,0x07F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [8]
0x07F0,0x0FF8,0x1E7C,0x3C3E,0x3C1E,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x3C1F,0x3E3F,0x1FFF,0x07EF,0x001F,0x001E,0x001E,0x003E,0x003C,0x38F8,0x3FF0,0x1FE0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [9]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [:]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03E0,0x03E0,0x03E0,0x03E0,0x01E0,0x01E0,0x01E0,0x03C0,0x0380, // Ascii = [;]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0003,0x000F,0x003F,0x00FC,0x03F0,0x0FC0,0x3F00,0xFE00,0x3F00,0x0FC0,0x03F0,0x00FC,0x003F,0x000F,0x0003,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [<]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xFFFF,0xFFFF,0x0000,0x0000,0x0000,0xFFFF,0xFFFF,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [=]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xE000,0xF800,0x7E00,0x1F80,0x07E0,0x01F8,0x007E,0x001F,0x007E,0x01F8,0x07E0,0x1F80,0x7E00,0xF800,0xE000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [>]
0x1FF0,0x3FFC,0x383E,0x381F,0x381F,0x001E,0x001E,0x003C,0x0078,0x00F0,0x01E0,0x03C0,0x03C0,0x07C0,0x07C0,0x0000,0x0000,0x0000,0x07C0,0x07C0,0x07C0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [?]
0x03F8,0x0FFE,0x1F1E,0x3E0F,0x3C7F,0x78FF,0x79EF,0x73C7,0xF3C7,0xF38F,0xF38F,0xF38F,0xF39F,0xF39F,0x73FF,0x7BFF,0x79F7,0x3C00,0x1F1C,0x0FFC,0x03F8,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [@]
0x0000,0x0000,0x0000,0x03E0,0x03E0,0x07F0,0x07F0,0x07F0,0x0F78,0x0F78,0x0E7C,0x1E3C,0x1E3C,0x3C3E,0x3FFE,0x3FFF,0x781F,0x780F,0xF00F,0xF007,0xF007,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [A]
0x0000,0x0000,0x0000,0x3FF8,0x3FFC,0x3C3E,0x3C1E,0x3C1E,0x3C1E,0x3C3E,0x3C7C,0x3FF0,0x3FF8,0x3C7E,0x3C1F,0x3C1F,0x3C0F,0x3C0F,0x3C1F,0x3FFE,0x3FF8,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [B]
0x0000,0x0000,0x0000,0x01FF,0x07FF,0x1F87,0x3E00,0x3C00,0x7C00,0x7800,0x7800,0x7800,0x7800,0x7800,0x7C00,0x7C00,0x3E00,0x3F00,0x1F83,0x07FF,0x01FF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [C]
0x0000,0x0000,0x0000,0x7FF0,0x7FFC,0x787E,0x781F,0x781F,0x780F,0x780F,0x780F,0x780F,0x780F,0x780F,0x780F,0x780F,0x781F,0x781E,0x787E,0x7FF8,0x7FE0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [D]
0x0000,0x0000,0x0000,0x3FFF,0x3FFF,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3FFE,0x3FFE,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3FFF,0x3FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [E]
0x0000,0x0000,0x0000,0x1FFF,0x1FFF,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1FFF,0x1FFF,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x1E00,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [F]
0x0000,0x0000,0x0000,0x03FE,0x0FFF,0x1F87,0x3E00,0x7C00,0x7C00,0x7800,0xF800,0xF800,0xF87F,0xF87F,0x780F,0x7C0F,0x7C0F,0x3E0F,0x1F8F,0x0FFF,0x03FE,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [G]
0x0000,0x0000,0x0000,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7FFF,0x7FFF,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x7C1F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [H]
0x0000,0x0000,0x0000,0x3FFF,0x3FFF,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x3FFF,0x3FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [I]
0x0000,0x0000,0x0000,0x1FFC,0x1FFC,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x007C,0x0078,0x0078,0x38F8,0x3FF0,0x3FC0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [J]
0x0000,0x0000,0x0000,0x3C1F,0x3C1E,0x3C3C,0x3C78,0x3CF0,0x3DE0,0x3FE0,0x3FC0,0x3F80,0x3FC0,0x3FE0,0x3DF0,0x3CF0,0x3C78,0x3C7C,0x3C3E,0x3C1F,0x3C0F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [K]
0x0000,0x0000,0x0000,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3FFF,0x3FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [L]
0x0000,0x0000,0x0000,0xF81F,0xFC1F,0xFC1F,0xFE3F,0xFE3F,0xFE3F,0xFF7F,0xFF77,0xFF77,0xF7F7,0xF7E7,0xF3E7,0xF3E7,0xF3C7,0xF007,0xF007,0xF007,0xF007,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [M]
0x0000,0x0000,0x0000,0x7C0F,0x7C0F,0x7E0F,0x7F0F,0x7F0F,0x7F8F,0x7F8F,0x7FCF,0x7BEF,0x79EF,0x79FF,0x78FF,0x78FF,0x787F,0x783F,0x783F,0x781F,0x781F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [N]
0x0000,0x0000,0x0000,0x07F0,0x1FFC,0x3E3E,0x7C1F,0x780F,0x780F,0xF80F,0xF80F,0xF80F,0xF80F,0xF80F,0xF80F,0x780F,0x780F,0x7C1F,0x3E3E,0x1FFC,0x07F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [O]
0x0000,0x0000,0x0000,0x3FFC,0x3FFF,0x3E1F,0x3E0F,0x3E0F,0x3E0F,0x3E0F,0x3E1F,0x3E3F,0x3FFC,0x3FF0,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x3E00,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [P]
0x0000,0x0000,0x0000,0x07F0,0x1FFC,0x3E3E,0x7C1F,0x780F,0x780F,0xF80F,0xF80F,0xF80F,0xF80F,0xF80F,0xF80F,0x780F,0x780F,0x7C1F,0x3E3E,0x1FFC,0x07F8,0x007C,0x003F,0x000F,0x0003,0x0000, // Ascii = [Q]
0x0000,0x0000,0x0000,0x3FF0,0x3FFC,0x3C7E,0x3C3E,0x3C1E,0x3C1E,0x3C3E,0x3C3C,0x3CFC,0x3FF0,0x3FE0,0x3DF0,0x3CF8,0x3C7C,0x3C3E,0x3C1E,0x3C1F,0x3C0F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [R]
0x0000,0x0000,0x0000,0x07FC,0x1FFE,0x3E0E,0x3C00,0x3C00,0x3C00,0x3E00,0x1FC0,0x0FF8,0x03FE,0x007F,0x001F,0x000F,0x000F,0x201F,0x3C3E,0x3FFC,0x1FF0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [S]
0x0000,0x0000,0x0000,0xFFFF,0xFFFF,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [T]
0x0000,0x0000,0x0000,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x7C0F,0x3C1E,0x3C1E,0x3E3E,0x1FFC,0x07F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [U]
0x0000,0x0000,0x0000,0xF007,0xF007,0xF807,0x780F,0x7C0F,0x3C1E,0x3C1E,0x3E1E,0x1E3C,0x1F3C,0x1F78,0x0F78,0x0FF8,0x07F0,0x07F0,0x07F0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [V]
0x0000,0x0000,0x0000,0xE003,0xF003,0xF003,0xF007,0xF3E7,0xF3E7,0xF3E7,0x73E7,0x7BF7,0x7FF7,0x7FFF,0x7F7F,0x7F7F,0x7F7E,0x3F7E,0x3E3E,0x3E3E,0x3E3E,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [W]
0x0000,0x0000,0x0000,0xF807,0x7C0F,0x3E1E,0x3E3E,0x1F3C,0x0FF8,0x07F0,0x07E0,0x03E0,0x03E0,0x07F0,0x0FF8,0x0F7C,0x1E7C,0x3C3E,0x781F,0x780F,0xF00F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [X]
0x0000,0x0000,0x0000,0xF807,0x7807,0x7C0F,0x3C1E,0x3E1E,0x1F3C,0x0F78,0x0FF8,0x07F0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [Y]
0x0000,0x0000,0x0000,0x7FFF,0x7FFF,0x000F,0x001F,0x003E,0x007C,0x00F8,0x00F0,0x01E0,0x03E0,0x07C0,0x0F80,0x0F00,0x1E00,0x3E00,0x7C00,0x7FFF,0x7FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [Z]
0x07FF,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x07FF,0x07FF,0x0000, // Ascii = [[]
0x7800,0x7800,0x3C00,0x3C00,0x1E00,0x1E00,0x0F00,0x0F00,0x0780,0x0780,0x03C0,0x03C0,0x01E0,0x01E0,0x00F0,0x00F0,0x0078,0x0078,0x003C,0x003C,0x001E,0x001E,0x000F,0x000F,0x0007,0x0000, // Ascii = [\]
0x7FF0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x00F0,0x7FF0,0x7FF0,0x0000, // Ascii = []]
0x00C0,0x01C0,0x01C0,0x03E0,0x03E0,0x07F0,0x07F0,0x0778,0x0F78,0x0F38,0x1E3C,0x1E3C,0x3C1E,0x3C1E,0x380F,0x780F,0x7807,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [^]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xFFFF,0xFFFF,0x0000,0x0000,0x0000, // Ascii = [_]
0x00F0,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [`]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0FF8,0x3FFC,0x3C7C,0x003E,0x003E,0x003E,0x07FE,0x1FFE,0x3E3E,0x7C3E,0x783E,0x7C3E,0x7C7E,0x3FFF,0x1FCF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [a]
0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3DF8,0x3FFE,0x3F3E,0x3E1F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C1F,0x3C1E,0x3F3E,0x3FFC,0x3BF0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [b]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03FE,0x0FFF,0x1F87,0x3E00,0x3E00,0x3C00,0x7C00,0x7C00,0x7C00,0x3C00,0x3E00,0x3E00,0x1F87,0x0FFF,0x03FE,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [c]
0x001F,0x001F,0x001F,0x001F,0x001F,0x001F,0x07FF,0x1FFF,0x3E3F,0x3C1F,0x7C1F,0x7C1F,0x7C1F,0x781F,0x781F,0x7C1F,0x7C1F,0x3C3F,0x3E7F,0x1FFF,0x0FDF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [d]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x03F8,0x0FFC,0x1F3E,0x3E1E,0x3C1F,0x7C1F,0x7FFF,0x7FFF,0x7C00,0x7C00,0x3C00,0x3E00,0x1F07,0x0FFF,0x03FE,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [e]
0x01FF,0x03E1,0x03C0,0x07C0,0x07C0,0x07C0,0x7FFF,0x7FFF,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x07C0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [f]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x07EF,0x1FFF,0x3E7F,0x3C1F,0x7C1F,0x7C1F,0x781F,0x781F,0x781F,0x7C1F,0x7C1F,0x3C3F,0x3E7F,0x1FFF,0x0FDF,0x001E,0x001E,0x001E,0x387C,0x3FF8, // Ascii = [g]
0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3DFC,0x3FFE,0x3F9E,0x3F1F,0x3E1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [h]
0x01F0,0x01F0,0x0000,0x0000,0x0000,0x0000,0x7FE0,0x7FE0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [i]
0x00F8,0x00F8,0x0000,0x0000,0x0000,0x0000,0x3FF8,0x3FF8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F8,0x00F0,0x71F0,0x7FE0, // Ascii = [j]
0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3C00,0x3C1F,0x3C3E,0x3C7C,0x3CF8,0x3DF0,0x3DE0,0x3FC0,0x3FC0,0x3FE0,0x3DF0,0x3CF8,0x3C7C,0x3C3E,0x3C1F,0x3C1F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [k]
0x7FF0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x01F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [l]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xF79E,0xFFFF,0xFFFF,0xFFFF,0xFBE7,0xF9E7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0xF1C7,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [m]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3DFC,0x3FFE,0x3F9E,0x3F1F,0x3E1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x3C1F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [n]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x07F0,0x1FFC,0x3E3E,0x3C1F,0x7C1F,0x780F,0x780F,0x780F,0x780F,0x780F,0x7C1F,0x3C1F,0x3E3E,0x1FFC,0x07F0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [o]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3DF8,0x3FFE,0x3F3E,0x3E1F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C0F,0x3C1F,0x3E1E,0x3F3E,0x3FFC,0x3FF8,0x3C00,0x3C00,0x3C00,0x3C00,0x3C00, // Ascii = [p]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x07EE,0x1FFE,0x3E7E,0x3C1E,0x7C1E,0x781E,0x781E,0x781E,0x781E,0x781E,0x7C1E,0x7C3E,0x3E7E,0x1FFE,0x0FDE,0x001E,0x001E,0x001E,0x001E,0x001E, // Ascii = [q]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x1F7F,0x1FFF,0x1FE7,0x1FC7,0x1F87,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x1F00,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [r]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x07FC,0x1FFE,0x1E0E,0x3E00,0x3E00,0x3F00,0x1FE0,0x07FC,0x00FE,0x003E,0x001E,0x001E,0x3C3E,0x3FFC,0x1FF0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [s]
0x0000,0x0000,0x0000,0x0780,0x0780,0x0780,0x7FFF,0x7FFF,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x0780,0x07C0,0x03FF,0x01FF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [t]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C1E,0x3C3E,0x3C7E,0x3EFE,0x1FFE,0x0FDE,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [u]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xF007,0x780F,0x780F,0x3C1E,0x3C1E,0x3E1E,0x1E3C,0x1E3C,0x0F78,0x0F78,0x0FF0,0x07F0,0x07F0,0x03E0,0x03E0,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [v]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xF003,0xF1E3,0xF3E3,0xF3E7,0xF3F7,0xF3F7,0x7FF7,0x7F77,0x7F7F,0x7F7F,0x7F7F,0x3E3E,0x3E3E,0x3E3E,0x3E3E,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [w]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x7C0F,0x3E1E,0x3E3C,0x1F3C,0x0FF8,0x07F0,0x07F0,0x03E0,0x07F0,0x07F8,0x0FF8,0x1E7C,0x3E3E,0x3C1F,0x781F,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [x]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0xF807,0x780F,0x7C0F,0x3C1E,0x3C1E,0x1E3C,0x1E3C,0x1F3C,0x0F78,0x0FF8,0x07F0,0x07F0,0x03E0,0x03E0,0x03C0,0x03C0,0x03C0,0x0780,0x0F80,0x7F00, // Ascii = [y]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3FFF,0x3FFF,0x001F,0x003E,0x007C,0x00F8,0x01F0,0x03E0,0x07C0,0x0F80,0x1F00,0x1E00,0x3C00,0x7FFF,0x7FFF,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [z]
0x01FE,0x03E0,0x03C0,0x03C0,0x03C0,0x03C0,0x01E0,0x01E0,0x01E0,0x01C0,0x03C0,0x3F80,0x3F80,0x03C0,0x01C0,0x01E0,0x01E0,0x01E0,0x03C0,0x03C0,0x03C0,0x03C0,0x03E0,0x01FE,0x007E,0x0000, // Ascii = [{]
0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x01C0,0x0000, // Ascii = [|]
0x3FC0,0x03E0,0x01E0,0x01E0,0x01E0,0x01E0,0x01C0,0x03C0,0x03C0,0x01C0,0x01E0,0x00FE,0x00FE,0x01E0,0x01C0,0x03C0,0x03C0,0x01C0,0x01E0,0x01E0,0x01E0,0x01E0,0x03E0,0x3FC0,0x3F00,0x0000, // Ascii = [}]
0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x3F07,0x7FC7,0x73E7,0xF1FF,0xF07E,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000, // Ascii = [~]
};
FontDef Font_7x10 = {7,10,Font7x10};
FontDef Font_11x18 = {11,18,Font11x18};
FontDef Font_16x26 = {16,26,Font16x26};

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#include <stdint.h>
#ifndef __SSD1306_FONTS_H__
#define __SSD1306_FONTS_H__
typedef struct {
const uint8_t FontWidth; /*!< Font width in pixels */
uint8_t FontHeight; /*!< Font height in pixels */
const uint16_t *data; /*!< Pointer to data font data array */
} FontDef;
extern FontDef Font_7x10;
extern FontDef Font_11x18;
extern FontDef Font_16x26;
#endif // __SSD1306_FONTS_H__

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STM32/Tcalc_screen/usart.c Normal file
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/*us
* usart.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 "stm32f0.h"
#include "hardware.h"
#include "usart.h"
#include <string.h>
extern volatile uint32_t Tms;
static int datalen[2] = {0,0}; // received data line length (including '\n')
int linerdy = 0, // received data ready
dlen = 0, // length of data (including '\n') in current buffer
bufovr = 0, // input buffer overfull
txrdy = 1 // transmission done
;
int rbufno = 0; // current rbuf number
static char rbuf[UARTBUFSZ][2], tbuf[UARTBUFSZ]; // receive & transmit buffers
static char *recvdata = NULL;
/**
* return length of received data (without trailing zero
*/
int usart_getline(char **line){
if(bufovr){
bufovr = 0;
linerdy = 0;
return 0;
}
*line = recvdata;
linerdy = 0;
return dlen;
}
TXstatus usart_send(const char *str, int len){
if(!txrdy) return LINE_BUSY;
if(len > UARTBUFSZ) return STR_TOO_LONG;
txrdy = 0;
memcpy(tbuf, str, len);
#if USARTNUM == 2
DMA1_Channel4->CCR &= ~DMA_CCR_EN;
DMA1_Channel4->CNDTR = len;
DMA1_Channel4->CCR |= DMA_CCR_EN; // start transmission
#else // USART1
#error "Not implemented"
#endif
return ALL_OK;
}
TXstatus usart_send_blocking(const char *str, int len){
if(!txrdy) return LINE_BUSY;
int i;
bufovr = 0;
for(i = 0; i < len; ++i){
USARTX -> TDR = *str++;
while(!(USARTX->ISR & USART_ISR_TXE));
}
return ALL_OK;
}
void newline(){
while(!txrdy);
USARTX -> TDR = '\n';
while(!(USARTX->ISR & USART_ISR_TXE));
}
// Nucleo's USART2 connected to VCP proxy of st-link
void usart_setup(){
#if USARTNUM == 2
// setup pins: PA2 (Tx - AF1), PA15 (Rx - AF1)
RCC->AHBENR |= RCC_AHBENR_GPIOAEN | RCC_AHBENR_DMAEN;
// AF mode (AF1)
GPIOA->MODER = (GPIOA->MODER & ~(GPIO_MODER_MODER2|GPIO_MODER_MODER15))\
| (GPIO_MODER_MODER2_1 | GPIO_MODER_MODER15_1);
GPIOA->AFR[0] = (GPIOA->AFR[0] &~GPIO_AFRH_AFRH2) | 1 << (2 * 4); // PA2
GPIOA->AFR[1] = (GPIOA->AFR[1] &~GPIO_AFRH_AFRH7) | 1 << (7 * 4); // PA15
// DMA: Tx - Ch4
DMA1_Channel4->CPAR = (uint32_t) &USART2->TDR; // periph
DMA1_Channel4->CMAR = (uint32_t) tbuf; // mem
DMA1_Channel4->CCR |= DMA_CCR_MINC | DMA_CCR_DIR | DMA_CCR_TCIE; // 8bit, mem++, mem->per, transcompl irq
// Tx CNDTR set @ each transmission due to data size
NVIC_SetPriority(DMA1_Channel4_5_IRQn, 3);
NVIC_EnableIRQ(DMA1_Channel4_5_IRQn);
NVIC_SetPriority(USART2_IRQn, 0);
// setup usart2
RCC->APB1ENR |= RCC_APB1ENR_USART2EN; // clock
// oversampling by16, 115200bps (fck=48mHz)
//USART2_BRR = 0x1a1; // 48000000 / 115200
USART2->BRR = 480000 / 1152;
USART2->CR3 = USART_CR3_DMAT; // enable DMA Tx
USART2->CR1 = USART_CR1_TE | USART_CR1_RE | USART_CR1_UE; // 1start,8data,nstop; enable Rx,Tx,USART
while(!(USART2->ISR & USART_ISR_TC)); // polling idle frame Transmission
USART2->ICR |= USART_ICR_TCCF; // clear TC flag
USART2->CR1 |= USART_CR1_RXNEIE;
NVIC_EnableIRQ(USART2_IRQn);
#else // USART1
#error "Not implemented"
#endif
}
#if USARTNUM == 2
void usart2_isr(){
#else // USART1
#error "Not implemented"
#endif
#ifdef CHECK_TMOUT
static uint32_t tmout = 0;
#endif
if(USARTX->ISR & USART_ISR_RXNE){ // RX not emty - receive next char
#ifdef CHECK_TMOUT
if(tmout && Tms >= tmout){ // set overflow flag
bufovr = 1;
datalen[rbufno] = 0;
}
tmout = Tms + TIMEOUT_MS;
if(!tmout) tmout = 1; // prevent 0
#endif
// read RDR clears flag
uint8_t rb = USARTX->RDR;
if(datalen[rbufno] < UARTBUFSZ){ // put next char into buf
rbuf[rbufno][datalen[rbufno]++] = rb;
if(rb == '\n'){ // got newline - line ready
linerdy = 1;
dlen = datalen[rbufno];
recvdata = rbuf[rbufno];
// prepare other buffer
rbufno = !rbufno;
datalen[rbufno] = 0;
#ifdef CHECK_TMOUT
// clear timeout at line end
tmout = 0;
#endif
}
}else{ // buffer overrun
bufovr = 1;
datalen[rbufno] = 0;
#ifdef CHECK_TMOUT
tmout = 0;
#endif
}
}
}
#if USARTNUM == 2
void dma1_channel4_5_isr(){
if(DMA1->ISR & DMA_ISR_TCIF4){ // Tx
DMA1->IFCR |= DMA_IFCR_CTCIF4; // clear TC flag
txrdy = 1;
}
}
#else // USART1
#error "Not implemented"
#endif

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/*
* usart.h
*
* 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.
*/
#pragma once
#ifndef __USART_H__
#define __USART_H__
// input and output buffers size
#define UARTBUFSZ (64)
// timeout between data bytes
#ifndef TIMEOUT_MS
#define TIMEOUT_MS (1500)
#endif
// macro for static strings
#define SEND(str) do{}while(LINE_BUSY == usart_send_blocking(str, sizeof(str)-1))
#define NEWLINE() do{}while(LINE_BUSY == usart_send_blocking('\n', 1))
typedef enum{
ALL_OK,
LINE_BUSY,
STR_TOO_LONG
} TXstatus;
#define usartrx() (linerdy)
#define usartovr() (bufovr)
extern int linerdy, bufovr, txrdy;
void usart_setup();
int usart_getline(char **line);
TXstatus usart_send(const char *str, int len);
TXstatus usart_send_blocking(const char *str, int len);
void newline();
#endif // __USART_H__