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renew USB and Makefile

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This commit is contained in:
Edward Emelianov
2024-11-29 20:37:55 +03:00
parent 3e3b770961
commit 91cc636d4d
13 changed files with 1105 additions and 778 deletions
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40
F1:F103/I2Cscan/main.c
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@@ -32,28 +32,8 @@ void sys_tick_handler(void){
++Tms;
}
// 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){
char buf[256];
uint32_t lastT = 0;
sysreset();
StartHSE();
@@ -74,25 +54,23 @@ int main(void){
LED_blink(LED0);
lastT = Tms;
}
usb_proc();
if(scanmode){ // get next address & print it
uint8_t addr;
int ok = scan_next_addr(&addr);
if(addr == I2C_ADDREND) USB_send("Scan ends\n");
int ok = i2c_scan_next_addr(&addr);
if(addr == I2C_ADDREND) USB_sendstr("Scan ends\n");
else if(ok){
USB_send(u2hexstr(addr));
USB_send(" ("); USB_send(u2str(addr));
USB_send(") - found device\n");
USB_sendstr(u2hexstr(addr));
USB_sendstr(" ("); USB_sendstr(u2str(addr));
USB_sendstr(") - found device\n");
}
}
char *txt, *ans;
if((txt = get_USB())){
if(USB_receivestr(buf, 255)){
IWDG->KR = IWDG_REFRESH;
ans = (char*)parse_cmd(txt);
char *ans = (char*)parse_cmd(buf);
if(ans){
uint16_t l = 0; char *p = ans;
while(*p++) l++;
USB_send(ans);
USB_sendstr(ans);
}
}
}