jacob.eva/arduino-esp32
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix writePixels

Browse Source
This commit is contained in:
me-no-dev 2017-03-22 02:26:18 +02:00
parent 87b7182ef1
commit dda89947a7
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
cores/esp32/esp32-hal-spi.c
View File

@ -687,6 +687,7 @@ void spiTransferBytes(spi_t * spi, uint8_t * data, uint8_t * out, uint32_t size)
#define MSB_32_SET(var, val) { uint8_t * d = (uint8_t *)&(val); (var) = d[3] | (d[2] << 8) | (d[1] << 16) | (d[0] << 24); } #define MSB_32_SET(var, val) { uint8_t * d = (uint8_t *)&(val); (var) = d[3] | (d[2] << 8) | (d[1] << 16) | (d[0] << 24); }
#define MSB_24_SET(var, val) { uint8_t * d = (uint8_t *)&(val); (var) = d[2] | (d[1] << 8) | (d[0] << 16); } #define MSB_24_SET(var, val) { uint8_t * d = (uint8_t *)&(val); (var) = d[2] | (d[1] << 8) | (d[0] << 16); }
#define MSB_16_SET(var, val) { (var) = (((val) & 0xFF00) >> 8) | (((val) & 0xFF) << 8); } #define MSB_16_SET(var, val) { (var) = (((val) & 0xFF00) >> 8) | (((val) & 0xFF) << 8); }
#define MSB_PIX_SET(var, val) { uint8_t * d = (uint8_t *)&(val); (var) = d[1] | (d[0] << 8) | (d[3] << 16) | (d[2] << 24); }
void spiTransaction(spi_t * spi, uint32_t clockDiv, uint8_t dataMode, uint8_t bitOrder) void spiTransaction(spi_t * spi, uint32_t clockDiv, uint8_t dataMode, uint8_t bitOrder)
{ {
@ -973,7 +974,7 @@ void spiWritePixelsNL(spi_t * spi, const void * data_in, size_t len){
spi->dev->data_buf[i] = data[i] & 0xFF; spi->dev->data_buf[i] = data[i] & 0xFF;
} }
} else { } else {
MSB_32_SET(spi->dev->data_buf[i], data[i]); MSB_PIX_SET(spi->dev->data_buf[i], data[i]);
} }
} else { } else {
spi->dev->data_buf[i] = data[i]; spi->dev->data_buf[i] = data[i];