219 lines
9.4 KiB
C
219 lines
9.4 KiB
C
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// This is the command sequence that initialises the ST7735 driver
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//
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// This setup information is in a format accepted by the commandList() function
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// which reduces FLASH space, but on an ESP8266 there is plenty available!
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//
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// See ILI9341_Setup.h file for an alternative simpler format
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{
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// Initialization commands for ST7735 screens
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static const uint8_t PROGMEM
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Bcmd[] = { // Initialization commands for 7735B screens
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18, // 18 commands in list:
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ST7735_SWRESET, TFT_INIT_DELAY, // 1: Software reset, no args, w/delay
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50, // 50 ms delay
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ST7735_SLPOUT , TFT_INIT_DELAY, // 2: Out of sleep mode, no args, w/delay
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255, // 255 = 500 ms delay
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ST7735_COLMOD , 1+TFT_INIT_DELAY, // 3: Set color mode, 1 arg + delay:
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0x05, // 16-bit color
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10, // 10 ms delay
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ST7735_FRMCTR1, 3+TFT_INIT_DELAY, // 4: Frame rate control, 3 args + delay:
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0x00, // fastest refresh
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0x06, // 6 lines front porch
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0x03, // 3 lines back porch
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10, // 10 ms delay
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ST7735_MADCTL , 1 , // 5: Memory access ctrl (directions), 1 arg:
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0x40 | TFT_MAD_COLOR_ORDER, // Row addr/col addr, bottom to top refresh
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ST7735_DISSET5, 2 , // 6: Display settings #5, 2 args, no delay:
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0x15, // 1 clk cycle nonoverlap, 2 cycle gate
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// rise, 3 cycle osc equalize
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0x02, // Fix on VTL
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ST7735_INVCTR , 1 , // 7: Display inversion control, 1 arg:
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0x0, // Line inversion
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ST7735_PWCTR1 , 2+TFT_INIT_DELAY, // 8: Power control, 2 args + delay:
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0x02, // GVDD = 4.7V
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0x70, // 1.0uA
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10, // 10 ms delay
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ST7735_PWCTR2 , 1 , // 9: Power control, 1 arg, no delay:
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0x05, // VGH = 14.7V, VGL = -7.35V
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ST7735_PWCTR3 , 2 , // 10: Power control, 2 args, no delay:
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0x01, // Opamp current small
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0x02, // Boost frequency
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ST7735_VMCTR1 , 2+TFT_INIT_DELAY, // 11: Power control, 2 args + delay:
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0x3C, // VCOMH = 4V
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0x38, // VCOML = -1.1V
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10, // 10 ms delay
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ST7735_PWCTR6 , 2 , // 12: Power control, 2 args, no delay:
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0x11, 0x15,
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ST7735_GMCTRP1,16 , // 13: Magical unicorn dust, 16 args, no delay:
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0x09, 0x16, 0x09, 0x20, // (seriously though, not sure what
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0x21, 0x1B, 0x13, 0x19, // these config values represent)
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0x17, 0x15, 0x1E, 0x2B,
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0x04, 0x05, 0x02, 0x0E,
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ST7735_GMCTRN1,16+TFT_INIT_DELAY, // 14: Sparkles and rainbows, 16 args + delay:
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0x0B, 0x14, 0x08, 0x1E, // (ditto)
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0x22, 0x1D, 0x18, 0x1E,
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0x1B, 0x1A, 0x24, 0x2B,
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0x06, 0x06, 0x02, 0x0F,
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10, // 10 ms delay
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ST7735_CASET , 4 , // 15: Column addr set, 4 args, no delay:
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0x00, 0x02, // XSTART = 2
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0x00, 0x81, // XEND = 129
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ST7735_RASET , 4 , // 16: Row addr set, 4 args, no delay:
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0x00, 0x02, // XSTART = 1
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0x00, 0x81, // XEND = 160
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ST7735_NORON , TFT_INIT_DELAY, // 17: Normal display on, no args, w/delay
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10, // 10 ms delay
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ST7735_DISPON , TFT_INIT_DELAY, // 18: Main screen turn on, no args, w/delay
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255 }, // 255 = 500 ms delay
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Rcmd1[] = { // Init for 7735R, part 1 (red or green tab)
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15, // 15 commands in list:
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ST7735_SWRESET, TFT_INIT_DELAY, // 1: Software reset, 0 args, w/delay
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150, // 150 ms delay
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ST7735_SLPOUT , TFT_INIT_DELAY, // 2: Out of sleep mode, 0 args, w/delay
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255, // 500 ms delay
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ST7735_FRMCTR1, 3 , // 3: Frame rate ctrl - normal mode, 3 args:
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0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
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ST7735_FRMCTR2, 3 , // 4: Frame rate control - idle mode, 3 args:
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0x01, 0x2C, 0x2D, // Rate = fosc/(1x2+40) * (LINE+2C+2D)
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ST7735_FRMCTR3, 6 , // 5: Frame rate ctrl - partial mode, 6 args:
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0x01, 0x2C, 0x2D, // Dot inversion mode
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0x01, 0x2C, 0x2D, // Line inversion mode
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ST7735_INVCTR , 1 , // 6: Display inversion ctrl, 1 arg, no delay:
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0x07, // No inversion
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ST7735_PWCTR1 , 3 , // 7: Power control, 3 args, no delay:
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0xA2,
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0x02, // -4.6V
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0x84, // AUTO mode
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ST7735_PWCTR2 , 1 , // 8: Power control, 1 arg, no delay:
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0xC5, // VGH25 = 2.4C VGSEL = -10 VGH = 3 * AVDD
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ST7735_PWCTR3 , 2 , // 9: Power control, 2 args, no delay:
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0x0A, // Opamp current small
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0x00, // Boost frequency
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ST7735_PWCTR4 , 2 , // 10: Power control, 2 args, no delay:
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0x8A, // BCLK/2, Opamp current small & Medium low
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0x2A,
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ST7735_PWCTR5 , 2 , // 11: Power control, 2 args, no delay:
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0x8A, 0xEE,
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ST7735_VMCTR1 , 1 , // 12: Power control, 1 arg, no delay:
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0x0E,
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ST7735_INVOFF , 0 , // 13: Don't invert display, no args, no delay
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ST7735_MADCTL , 1 , // 14: Memory access control (directions), 1 arg:
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0xC0 | TFT_MAD_COLOR_ORDER, // row addr/col addr, bottom to top refresh
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ST7735_COLMOD , 1 , // 15: set color mode, 1 arg, no delay:
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0x05 }, // 16-bit color
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Rcmd2green[] = { // Init for 7735R, part 2 (green tab only)
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2, // 2 commands in list:
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ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
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0x00, 0x02, // XSTART = 0
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0x00, 0x7F+0x02, // XEND = 127
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ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
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0x00, 0x01, // XSTART = 0
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0x00, 0x9F+0x01 }, // XEND = 159
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Rcmd2red[] = { // Init for 7735R, part 2 (red tab only)
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2, // 2 commands in list:
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ST7735_CASET , 4 , // 1: Column addr set, 4 args, no delay:
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0x00, 0x00, // XSTART = 0
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0x00, 0x7F, // XEND = 127
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ST7735_RASET , 4 , // 2: Row addr set, 4 args, no delay:
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0x00, 0x00, // XSTART = 0
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0x00, 0x9F }, // XEND = 159
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// Frame control init for RobotLCD, taken from https://github.com/arduino-libraries/TFT, Adafruit_ST7735.cpp l. 263, commit 61b8a7e
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Rcmd3RobotLCD[] = {
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3,
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ST7735_FRMCTR1, 2 , // 1: Frame rate ctrl - normal mode, 2 args
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0x0B, 0x14,
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ST7735_FRMCTR2, 2 , // 2: Frame rate ctrl - idle mode, 2 args
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0x0B, 0x14,
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ST7735_FRMCTR3, 4 , // 3: Frame rate ctrl - partial mode, 4 args
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0x0B, 0x14,
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0x0B, 0x14 },
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Rcmd3[] = { // Init for 7735R, part 3 (red or green tab)
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4, // 4 commands in list:
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ST7735_GMCTRP1, 16 , // 1: 16 args, no delay:
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0x02, 0x1c, 0x07, 0x12,
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0x37, 0x32, 0x29, 0x2d,
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0x29, 0x25, 0x2B, 0x39,
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0x00, 0x01, 0x03, 0x10,
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ST7735_GMCTRN1, 16 , // 2: 16 args, no delay:
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0x03, 0x1d, 0x07, 0x06,
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0x2E, 0x2C, 0x29, 0x2D,
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0x2E, 0x2E, 0x37, 0x3F,
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0x00, 0x00, 0x02, 0x10,
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ST7735_NORON , TFT_INIT_DELAY, // 3: Normal display on, no args, w/delay
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10, // 10 ms delay
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ST7735_DISPON , TFT_INIT_DELAY, // 4: Main screen turn on, no args w/delay
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100 }; // 100 ms delay
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if (tabcolor == INITB)
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{
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commandList(Bcmd);
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}
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else
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{
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commandList(Rcmd1);
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if (tabcolor == INITR_GREENTAB)
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{
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commandList(Rcmd2green);
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colstart = 2;
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rowstart = 1;
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}
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else if (tabcolor == INITR_GREENTAB2)
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{
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commandList(Rcmd2green);
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writecommand(ST7735_MADCTL);
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writedata(0xC0 | TFT_MAD_COLOR_ORDER);
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colstart = 2;
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rowstart = 1;
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}
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else if (tabcolor == INITR_GREENTAB3)
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{
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commandList(Rcmd2green);
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colstart = 2;
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rowstart = 3;
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}
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else if (tabcolor == INITR_GREENTAB128)
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{
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commandList(Rcmd2green);
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colstart = 0;
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rowstart = 32;
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}
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else if (tabcolor == INITR_GREENTAB160x80)
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{
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commandList(Rcmd2green);
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writecommand(TFT_INVON);
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colstart = 26;
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rowstart = 1;
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}
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else if (tabcolor == INITR_ROBOTLCD)
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{
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commandList(Rcmd2green);
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commandList(Rcmd3RobotLCD);
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}
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else if (tabcolor == INITR_REDTAB160x80)
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{
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commandList(Rcmd2green);
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colstart = 24;
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rowstart = 0;
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}
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else if (tabcolor == INITR_REDTAB)
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{
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commandList(Rcmd2red);
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}
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else if (tabcolor == INITR_BLACKTAB)
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{
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writecommand(ST7735_MADCTL);
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writedata(0xC0 | TFT_MAD_COLOR_ORDER);
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}
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commandList(Rcmd3);
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}
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}
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