eddy/stm32samples
1
0
Fork 0
mirror of https://github.com/eddyem/stm32samples.git synced 2026-02-28 11:54:30 +03:00
Code Issues Packages Projects Releases Wiki Activity

add I2C to F1_testbrd

Browse Source
This commit is contained in:
Edward Emelianov
2023-01-04 21:10:31 +03:00
parent 282bed0d8f
commit cc25da3d12
22 changed files with 589 additions and 186 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
F1:F103/F1_testbrd/main.c
View File

@@ -1,11 +1,10 @@
/*
* main.c
* This file is part of the F1_testbrd project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* Copyright 2017 Edward V. Emelianoff <eddy@sao.ru, edward.emelianoff@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* 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
* 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,
@@ -14,13 +13,12 @@
* 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.
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "adc.h"
#include "hardware.h"
#include "i2c.h"
#include "proto.h"
#include "usart.h"
#include "usb.h"
@@ -47,8 +45,13 @@ int main(void){
usart_setup();
SysTick_Config(72000);
SEND("Hello! I'm ready.\n");
USBPU_OFF();
USB_setup();
USBPU_ON();
i2c_setup(LOW_SPEED);
SEND("Hello! I'm ready.\n");
if(RCC->CSR & RCC_CSR_IWDGRSTF){ // watchdog reset occured
SEND("WDGRESET=1\n");
}
@@ -57,10 +60,6 @@ int main(void){
}
RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
USBPU_OFF();
USB_setup();
USBPU_ON();
while (1){
IWDG->KR = IWDG_REFRESH; // refresh watchdog
if(lastT > Tms || Tms - lastT > 499){
@@ -81,7 +80,6 @@ int main(void){
lastT = Tms;
transmit_tbuf(); // non-blocking transmission of data from UART buffer every 0.5s
}
/*
if(I2C_scan_mode){
uint8_t addr;
int ok = i2c_scan_next_addr(&addr);
@@ -92,7 +90,6 @@ int main(void){
USND(") - found device\n");
}
}
*/
usb_proc();
int r = 0;
char *txt, *ans;