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add Two sensors measurement for PCB with screen

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eddyem
2019-07-30 16:56:43 +03:00
parent b0dccf956b
commit 4bd57d704a
50 changed files with 54479 additions and 0 deletions
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164
STM32/Tcalc_screen_ver2/proto.c Normal file
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/*
* geany_encoding=koi8-r
* proto.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 "hardware.h"
#include "i2c.h"
#include "proto.h"
#include "ssd1306.h"
#include "usart.h"
#include "usb.h"
#include <string.h> // strlen, strcpy(
extern volatile uint8_t canerror;
static char buff[UARTBUFSZ+1], *bptr = buff;
static uint8_t blen = 0, USBcmd = 0;
// LEDs are OFF by default
uint8_t noLED = 1;
void sendbuf(){
IWDG->KR = IWDG_REFRESH;
if(blen == 0) return;
*bptr = 0;
if(USBcmd) USB_send(buff);
else while(LINE_BUSY == usart_send(buff, blen)){IWDG->KR = IWDG_REFRESH;}
bptr = buff;
blen = 0;
}
void addtobuf(const char *txt){
IWDG->KR = IWDG_REFRESH;
int l = strlen(txt);
if(l > UARTBUFSZ){
sendbuf();
if(USBcmd) USB_send(txt);
else while(LINE_BUSY == usart_send_blocking(txt, l)){IWDG->KR = IWDG_REFRESH;}
}else{
if(blen+l > UARTBUFSZ){
sendbuf();
}
strcpy(bptr, txt);
bptr += l;
}
*bptr = 0;
blen += l;
}
void bufputchar(char ch){
if(blen > UARTBUFSZ-1){
sendbuf();
}
*bptr++ = ch;
++blen;
}
/**
* @brief cmd_parser - command parsing
* @param txt - buffer with commands & data
* @param isUSB - == 1 if data got from USB
*/
void cmd_parser(char *txt, uint8_t isUSB){
USBcmd = isUSB;
char _1st = txt[0];
sendbuf();
switch(_1st){
case 'b':
ssd1306_Fill(0);
ssd1306_UpdateScreen();
SEND("Clear screen\n");
break;
case 'c':
ssd1306_Fill(0xff);
ssd1306_UpdateScreen();
SEND("Fill screen white\n");
break;
case 'D':
if(write_i2c(TSYS01_ADDR0, TSYS01_RESET)) SEND("Found 0\n");
if(write_i2c(TSYS01_ADDR1, TSYS01_RESET)) SEND("Found 1\n");
break;
case 'h':
i2c_setup(HIGH_SPEED);
SEND("Set I2C speed to high\n");
break;
case 'l':
i2c_setup(LOW_SPEED);
SEND("Set I2C speed to low\n");
break;
case 'r':
i2c_setup(CURRENT_SPEED);
SEND("Reinit I2C with current speed\n");
break;
case 'R': // 'R' - reset both
SEND("Reset\n");
write_i2c(TSYS01_ADDR0, TSYS01_RESET);
write_i2c(TSYS01_ADDR1, TSYS01_RESET);
break;
case 'v':
i2c_setup(VERYLOW_SPEED);
SEND("Set I2C speed to very low\n");
break;
default: // help
SEND(
"ALL little letters - without CAN messaging\n"
"b - clear screen\n"
"c - fill screen white\n"
"D - discovery sensors\n"
"h - high I2C speed\n"
"l - low I2C speed\n"
"r - reinit I2C\n"
"R - reset sensors\n"
"v - very low I2C speed\n"
);
break;
}
sendbuf();
}
// print 32bit unsigned int
void printu(uint32_t val){
char buf[11], *bufptr = &buf[10];
*bufptr = 0;
if(!val){
*(--bufptr) = '0';
}else{
while(val){
*(--bufptr) = val % 10 + '0';
val /= 10;
}
}
addtobuf(bufptr);
}
// print 32bit unsigned int as hex
void printuhex(uint32_t val){
addtobuf("0x");
uint8_t *ptr = (uint8_t*)&val + 3;
int i, j;
for(i = 0; i < 4; ++i, --ptr){
for(j = 1; j > -1; --j){
uint8_t half = (*ptr >> (4*j)) & 0x0f;
if(half < 10) bufputchar(half + '0');
else bufputchar(half - 10 + 'a');
}
}
}