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Fix #617

This commit is contained in:
Bodmer 2020-05-09 19:51:03 +01:00
parent cc4f35f8c1
commit cc3a1084fb
1 changed files with 8 additions and 10 deletions
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18
Processors/TFT_eSPI_ESP32.h
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@ -42,6 +42,14 @@
#define TFT_PARALLEL_8_BIT // Generic parallel flag #define TFT_PARALLEL_8_BIT // Generic parallel flag
#endif #endif
// Code to check if DMA is busy, used by SPI bus transaction transaction and endWrite functions
#if !defined(TFT_PARALLEL_8_BIT) && !defined(ILI9488_DRIVER) && !defined (RPI_DISPLAY_TYPE)
#define ESP32_DMA
// Code to check if DMA is busy, used by SPI DMA + transaction + endWrite functions
#define DMA_BUSY_CHECK { if (spiBusyCheck) dmaWait(); }
#else
#define DMA_BUSY_CHECK
#endif
// If smooth font is used then it is likely SPIFFS will be needed // If smooth font is used then it is likely SPIFFS will be needed
#ifdef SMOOTH_FONT #ifdef SMOOTH_FONT
@ -302,16 +310,6 @@
//////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////
#else #else
#define ESP32_DMA // DMA is available for SPI
// Code to check if DMA is busy, used by SPI bus transaction transaction and endWrite functions
#ifdef ESP32_DMA
// Code to check if DMA is busy, used by SPI DMA + transaction + endWrite functions
#define DMA_BUSY_CHECK { if (spiBusyCheck) dmaWait(); }
#else
#define DMA_BUSY_CHECK
#endif
// ESP32 low level SPI writes for 8, 16 and 32 bit values // ESP32 low level SPI writes for 8, 16 and 32 bit values
// to avoid the function call overhead // to avoid the function call overhead
#define TFT_WRITE_BITS(D, B) \ #define TFT_WRITE_BITS(D, B) \