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FX3U: test CAN bus communications

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This commit is contained in:
Edward Emelianov
2024-06-01 22:23:11 +03:00
parent 166ab97fe7
commit f127a3ce1a
18 changed files with 853 additions and 189 deletions
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14
F1:F103/FX3U/main.c
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@@ -38,19 +38,20 @@ int main(void){
flashstorage_init();
gpio_setup(); // should be run before other peripherial setup
adc_setup();
usart_setup(the_conf.rs232speed);
CAN_setup(the_conf.canspeed);
usart_setup(the_conf.usartspeed);
CAN_setup(the_conf.CANspeed);
RCC->CSR |= RCC_CSR_RMVF; // remove reset flags
#ifndef EBUG
iwdg_setup();
#endif
usart_send("START\n");
while (1){
IWDG->KR = IWDG_REFRESH; // refresh watchdog
if(Tms - lastT > 499){ // throw out short messages twice per second
usart_transmit();
lastT = Tms;
}
can_proc();
CAN_proc();
CAN_status st = CAN_get_status();
if(st == CAN_FIFO_OVERRUN){
usart_send("CAN bus fifo overrun occured!\n");
@@ -58,8 +59,8 @@ int main(void){
usart_send("Some CAN error occured\n");
}
while((can_mesg = CAN_messagebuf_pop())){
DBG("got CAN message\n");
IWDG->KR = IWDG_REFRESH;
// TODO: check ID and process messages
if(flags.can_monitor){
lastT = Tms;
if(!lastT) lastT = 1;
@@ -77,10 +78,7 @@ int main(void){
char *str;
int g = usart_getline(&str);
if(g < 0) usart_send("USART IN buffer overflow!\n");
else if(g > 0){
const char *ans = cmd_parser(str);
if(ans) usart_send(ans);
}
else if(g > 0) cmd_parser(str);
}
return 0;
}