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This commit is contained in:
Edward Emelianov
2025-09-23 22:25:07 +03:00
parent 2465cd9bd4
commit 02c6bd124f
9 changed files with 175 additions and 114 deletions
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3
F3:F303/MLX90640multi/i2c.c
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@@ -44,7 +44,7 @@ static volatile uint16_t dma_remain = 0; // remain bytes of DMA read/write
static inline int isI2Cbusy(){
cntr = Tms;
do{
if(Tms - cntr > I2C_TIMEOUT){ U("Timeout, DMA transfer in progress?"); return 1;}
if(Tms - cntr > I2C_TIMEOUT){ USND("Timeout, DMA transfer in progress?"); return 1;}
}while(I2Cbusy);
return 0;
}
@@ -329,6 +329,7 @@ void i2c_bufdudump(){
// get DMA buffer with conversion to little-endian (if transfer was for 16-bit)
uint16_t *i2c_dma_getbuf(uint16_t *len){
if(i2c_got_DMA) USND("DMA GOT!");
if(!i2c_got_DMA || i2cbuflen < 1) return NULL;
i2c_got_DMA = 0;
i2cbuflen >>= 1; // for hexdump16 - now buffer have uint16_t!