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seems like I2C start works right, need some fixes for large data amount

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This commit is contained in:
Edward Emelianov
2025-09-14 02:18:36 +03:00
parent 93e0b16f79
commit d790a1610d
7 changed files with 317 additions and 67 deletions
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14
F3:F303/I2C_scan/proto.c
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@@ -46,19 +46,19 @@ const char *helpstring =
static uint8_t i2cinited = 0;
TRUE_INLINE const char *setupI2C(const char *buf){
buf = omit_spaces(buf);
if(*buf < '0' || *buf > '2') return "Wrong speed";
if(*buf < '0' || *buf > '2') return "Wrong speed\n";
i2c_setup(*buf - '0');
i2cinited = 1;
return "OK";
return "OK\n";
}
static uint8_t I2Caddress = 0;
TRUE_INLINE const char *saI2C(const char *buf){
uint32_t addr;
if(!getnum(buf, &addr) || addr > 0x7f) return "Wrong address";
if(!getnum(buf, &addr) || addr > 0x7f) return "Wrong address\n";
I2Caddress = (uint8_t) addr << 1;
USND("I2Caddr="); USND(uhex2str(addr)); newline();
return "OK";
return "OK\n";
}
static void rdI2C(const char *buf, int is16){
uint32_t N = 0;
@@ -111,7 +111,7 @@ static void rdI2C(const char *buf, int is16){
}
}
}
if(N == 0){ USND("OK"); return; }
if(N == 0){ USND("OK\n"); return; }
if(!noreg){USND("Register "); USND(uhex2str(reg)); USND(":\n");}
hexdump(USB_sendstr, locBuffer, N);
}
@@ -132,8 +132,8 @@ static const char *wrI2C(const char *buf, int isdma){
uint16_t N = readNnumbers(buf);
int result = isdma ? write_i2c_dma(I2Caddress, locBuffer, N) :
write_i2c(I2Caddress, locBuffer, N);
if(!result) return "Error writing I2C";
return "OK";
if(!result) return "Error writing I2C\n";
return "OK\n";
}
const char *parse_cmd(const char *buf){