mirror of
https://github.com/Bodmer/TFT_eSPI.git
synced 2025-08-10 08:04:43 +02:00
Update TFT_eSPI_Generic.h
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@@ -122,7 +122,26 @@
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////////////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////////////
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#else
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#else
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#if defined (RPI_DISPLAY_TYPE) // RPi TFT type always needs 16 bit transfers
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#if defined (RPI_DISPLAY_TYPE) // RPi TFT type always needs 16 bit transfers
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#define tft_Write_8(C) spi.transfer(0); spi.transfer(C)
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#define tft_Write_8(C) spi.transfer(C); spi.transfer(C)
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#define tft_Write_16(C) spi.transfer((uint8_t)((C)>>8));spi.transfer((uint8_t)((C)>>0))
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#define tft_Write_16S(C) spi.transfer((uint8_t)((C)>>0));spi.transfer((uint8_t)((C)>>8))
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#define tft_Write_32(C) \
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tft_Write_16((uint16_t) ((C)>>16)); \
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tft_Write_16((uint16_t) ((C)>>0))
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#define tft_Write_32C(C,D) \
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spi.transfer(0); spi.transfer((C)>>8); \
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spi.transfer(0); spi.transfer((C)>>0); \
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spi.transfer(0); spi.transfer((D)>>8); \
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spi.transfer(0); spi.transfer((D)>>0)
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#define tft_Write_32D(C) \
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spi.transfer(0); spi.transfer((C)>>8); \
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spi.transfer(0); spi.transfer((C)>>0); \
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spi.transfer(0); spi.transfer((C)>>8); \
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spi.transfer(0); spi.transfer((C)>>0)
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#else
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#else
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#ifdef __AVR__ // AVR processors do not have 16 bit transfer
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#ifdef __AVR__ // AVR processors do not have 16 bit transfer
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#define tft_Write_8(C) {SPDR=(C); while (!(SPSR&_BV(SPIF)));}
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#define tft_Write_8(C) {SPDR=(C); while (!(SPSR&_BV(SPIF)));}
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@@ -133,19 +152,19 @@
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#define tft_Write_16(C) spi.transfer16(C)
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#define tft_Write_16(C) spi.transfer16(C)
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#define tft_Write_16S(C) spi.transfer16(((C)>>8) | ((C)<<8))
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#define tft_Write_16S(C) spi.transfer16(((C)>>8) | ((C)<<8))
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#endif // AVR
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#endif // AVR
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#define tft_Write_32(C) \
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tft_Write_16((uint16_t) ((C)>>16)); \
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tft_Write_16((uint16_t) ((C)>>0))
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#define tft_Write_32C(C,D) \
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tft_Write_16((uint16_t) (C)); \
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tft_Write_16((uint16_t) (D))
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#define tft_Write_32D(C) \
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tft_Write_16((uint16_t) (C)); \
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tft_Write_16((uint16_t) (C))
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#endif // RPI_DISPLAY_TYPE
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#endif // RPI_DISPLAY_TYPE
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#define tft_Write_32(C) \
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tft_Write_16((uint16_t) ((C)>>16)); \
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tft_Write_16((uint16_t) ((C)>>0))
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#define tft_Write_32C(C,D) \
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tft_Write_16((uint16_t) (C)); \
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tft_Write_16((uint16_t) (D))
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#define tft_Write_32D(C) \
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tft_Write_16((uint16_t) (C)); \
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tft_Write_16((uint16_t) (C))
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#endif
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#endif
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////////////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////////////
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