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Update TFT_eSPI_Generic.h

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Bodmer
2020-11-10 11:28:22 +00:00
parent b0edefb39d
commit 45eb2d38e5
1 changed files with 32 additions and 13 deletions
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45
Processors/TFT_eSPI_Generic.h
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@@ -122,7 +122,26 @@
////////////////////////////////////////////////////////////////////////////////////////
#else
#if defined (RPI_DISPLAY_TYPE) // RPi TFT type always needs 16 bit transfers
#define tft_Write_8(C) spi.transfer(0); spi.transfer(C)
#define tft_Write_8(C) spi.transfer(C); spi.transfer(C)
#define tft_Write_16(C) spi.transfer((uint8_t)((C)>>8));spi.transfer((uint8_t)((C)>>0))
#define tft_Write_16S(C) spi.transfer((uint8_t)((C)>>0));spi.transfer((uint8_t)((C)>>8))
#define tft_Write_32(C) \
tft_Write_16((uint16_t) ((C)>>16)); \
tft_Write_16((uint16_t) ((C)>>0))
#define tft_Write_32C(C,D) \
spi.transfer(0); spi.transfer((C)>>8); \
spi.transfer(0); spi.transfer((C)>>0); \
spi.transfer(0); spi.transfer((D)>>8); \
spi.transfer(0); spi.transfer((D)>>0)
#define tft_Write_32D(C) \
spi.transfer(0); spi.transfer((C)>>8); \
spi.transfer(0); spi.transfer((C)>>0); \
spi.transfer(0); spi.transfer((C)>>8); \
spi.transfer(0); spi.transfer((C)>>0)
#else
#ifdef __AVR__ // AVR processors do not have 16 bit transfer
#define tft_Write_8(C) {SPDR=(C); while (!(SPSR&_BV(SPIF)));}
@@ -133,19 +152,19 @@
#define tft_Write_16(C) spi.transfer16(C)
#define tft_Write_16S(C) spi.transfer16(((C)>>8) | ((C)<<8))
#endif // AVR
#define tft_Write_32(C) \
tft_Write_16((uint16_t) ((C)>>16)); \
tft_Write_16((uint16_t) ((C)>>0))
#define tft_Write_32C(C,D) \
tft_Write_16((uint16_t) (C)); \
tft_Write_16((uint16_t) (D))
#define tft_Write_32D(C) \
tft_Write_16((uint16_t) (C)); \
tft_Write_16((uint16_t) (C))
#endif // RPI_DISPLAY_TYPE
#define tft_Write_32(C) \
tft_Write_16((uint16_t) ((C)>>16)); \
tft_Write_16((uint16_t) ((C)>>0))
#define tft_Write_32C(C,D) \
tft_Write_16((uint16_t) (C)); \
tft_Write_16((uint16_t) (D))
#define tft_Write_32D(C) \
tft_Write_16((uint16_t) (C)); \
tft_Write_16((uint16_t) (C))
#endif
////////////////////////////////////////////////////////////////////////////////////////