Bodmer/TFT_eSPI
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Slow down the RPi strobes but keep fast for other displays

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Bodmer
2018-11-28 22:23:45 +00:00
parent fa808ed811
commit e0aa312dfa
1 changed files with 41 additions and 17 deletions
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58
TFT_eSPI.h
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@@ -132,16 +132,26 @@
#else
#if TFT_DC >= 32
#define DC_C GPIO.out1_w1tc.val = (1 << (TFT_DC - 32)); //\
//GPIO.out1_w1tc.val = (1 << (TFT_DC - 32))
#define DC_D GPIO.out1_w1ts.val = (1 << (TFT_DC - 32)); //\
//GPIO.out1_w1ts.val = (1 << (TFT_DC - 32))
#ifdef RPI_ILI9486_DRIVER // RPi display needs a slower DC change
#define DC_C GPIO.out1_w1ts.val = (1 << (TFT_DC - 32)); \
GPIO.out1_w1tc.val = (1 << (TFT_DC - 32))
#define DC_D GPIO.out1_w1tc.val = (1 << (TFT_DC - 32)); \
GPIO.out1_w1ts.val = (1 << (TFT_DC - 32))
#else
#define DC_C GPIO.out1_w1tc.val = (1 << (TFT_DC - 32))
#define DC_D GPIO.out1_w1ts.val = (1 << (TFT_DC - 32))
#endif
#else
#if TFT_DC >= 0
#define DC_C GPIO.out_w1tc = (1 << TFT_DC); //\
//GPIO.out_w1tc = (1 << TFT_DC)
#define DC_D GPIO.out_w1ts = (1 << TFT_DC); //\
//GPIO.out_w1ts = (1 << TFT_DC)
#ifdef RPI_ILI9486_DRIVER // RPi display needs a slower DC change
#define DC_C GPIO.out_w1ts = (1 << TFT_DC); \
GPIO.out_w1tc = (1 << TFT_DC)
#define DC_D GPIO.out_w1tc = (1 << TFT_DC); \
GPIO.out_w1ts = (1 << TFT_DC)
#else
#define DC_C GPIO.out_w1tc = (1 << TFT_DC)
#define DC_D GPIO.out_w1ts = (1 << TFT_DC)
#endif
#else
#define DC_C
#define DC_D
@@ -171,14 +181,24 @@
#define CS_H
#else
#if TFT_CS >= 32
#define CS_L GPIO.out1_w1tc.val = (1 << (TFT_CS - 32)); //\
//GPIO.out1_w1tc.val = (1 << (TFT_CS - 32))
#define CS_H GPIO.out1_w1ts.val = (1 << (TFT_CS - 32)); //\
//GPIO.out1_w1ts.val = (1 << (TFT_CS - 32))
#ifdef RPI_ILI9486_DRIVER // RPi display needs a slower CS change
#define CS_L GPIO.out1_w1ts.val = (1 << (TFT_CS - 32)); \
GPIO.out1_w1tc.val = (1 << (TFT_CS - 32))
#define CS_H GPIO.out1_w1tc.val = (1 << (TFT_CS - 32)); \
GPIO.out1_w1ts.val = (1 << (TFT_CS - 32))
#else
#define CS_L GPIO.out1_w1tc.val = (1 << (TFT_CS - 32))
#define CS_H GPIO.out1_w1ts.val = (1 << (TFT_CS - 32))
#endif
#else
#if TFT_CS >= 0
#define CS_L GPIO.out_w1tc = (1 << TFT_CS); //GPIO.out_w1tc = (1 << TFT_CS)
#define CS_H GPIO.out_w1ts = (1 << TFT_CS); //GPIO.out_w1ts = (1 << TFT_CS)
#ifdef RPI_ILI9486_DRIVER // RPi display needs a slower CS change
#define CS_L GPIO.out_w1ts = (1 << TFT_CS); GPIO.out_w1tc = (1 << TFT_CS)
#define CS_H GPIO.out_w1tc = (1 << TFT_CS); GPIO.out_w1ts = (1 << TFT_CS)
#else
#define CS_L GPIO.out_w1tc = (1 << TFT_CS)
#define CS_H GPIO.out_w1ts = (1 << TFT_CS)
#endif
#else
#define CS_L
#define CS_H
@@ -194,8 +214,12 @@
// Use single register write for CS_L and DC_C if pins are both in range 0-31
#ifdef ESP32
#if (TFT_CS >= 0) && (TFT_CS < 32) && (TFT_DC >= 0) && (TFT_DC < 32)
#define CS_L_DC_C GPIO.out_w1tc = ((1 << TFT_CS) | (1 << TFT_DC)); //\
//GPIO.out_w1tc = ((1 << TFT_CS) | (1 << TFT_DC))
#ifdef RPI_ILI9486_DRIVER // RPi display needs a slower CD and DC change
#define CS_L_DC_C GPIO.out_w1tc = ((1 << TFT_CS) | (1 << TFT_DC)); \
GPIO.out_w1tc = ((1 << TFT_CS) | (1 << TFT_DC))
#else
#define CS_L_DC_C GPIO.out_w1tc = ((1 << TFT_CS) | (1 << TFT_DC))
#endif
#else
#define CS_L_DC_C CS_L; DC_C
#endif
@@ -261,7 +285,7 @@
#define tft_Write_16(C) WR_L;GPIO.out_w1tc = clr_mask; GPIO.out_w1ts = set_mask((uint8_t)(C >> 0)); WR_H
#else
#define tft_Write_16(C) GPIO.out_w1tc = clr_mask; GPIO.out_w1ts = set_mask((uint8_t)(C >> 8)); WR_H; \
GPIO.out_w1tc = clr_mask; GPIO.out_w1ts = set_mask((uint8_t)(C >> 0)); WR_H
GPIO.out_w1tc = clr_mask; GPIO.out_w1ts = set_mask((uint8_t)(C >> 0)); WR_H
#endif
// 16 bit write with swapped bytes