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[chore] adds SPI_UPDATE before writing data bits

This commit is contained in:
Gabriel Csapo 2022-01-28 10:40:57 -08:00
parent e5105d99bc
commit 92668553f4
1 changed files with 17 additions and 8 deletions
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25
Processors/TFT_eSPI_ESP32.h
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@ -73,10 +73,10 @@ SPI3_HOST = 2
#endif #endif
#ifdef CONFIG_IDF_TARGET_ESP32C3 #ifdef CONFIG_IDF_TARGET_ESP32C3
#define SPI_PORT 2 //FSPI(ESP32 C3) #define SPI_PORT 2 //FSPI(ESP32 C3)
#else #else
#define SPI_PORT 2 //FSPI(ESP32 S2) #define SPI_PORT 2 //FSPI(ESP32 S2)
#endif #endif
#endif #endif
#ifdef RPI_DISPLAY_TYPE #ifdef RPI_DISPLAY_TYPE
@ -527,10 +527,19 @@ SPI3_HOST = 2
#define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32) #define tft_Write_32D(C) TFT_WRITE_BITS((uint16_t)((C)<<8 | (C)>>8)<<16 | (uint16_t)((C)<<8 | (C)>>8), 32)
//*/ //*/
//* Replacement slimmer macros //* Replacement slimmer macros
#define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \ #if CONFIG_IDF_TARGET_ESP32C3
*_spi_w = D; \ #define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \
*_spi_cmd = SPI_USR; \ *_spi_w = D; \
while (*_spi_cmd & SPI_USR); *_spi_cmd = SPI_UPDATE; \
while (*_spi_cmd & SPI_UPDATE); \
*_spi_cmd = SPI_USR; \
while (*_spi_cmd & SPI_USR);
#else
#define TFT_WRITE_BITS(D, B) *_spi_mosi_dlen = B-1; \
*_spi_w = D; \
*_spi_cmd = SPI_USR; \
while (*_spi_cmd & SPI_USR);
#endif
// Write 8 bits // Write 8 bits
#define tft_Write_8(C) TFT_WRITE_BITS(C, 8) #define tft_Write_8(C) TFT_WRITE_BITS(C, 8)