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https://github.com/Bodmer/TFT_eSPI.git
synced 2025-08-07 06:34:44 +02:00
Merge pull request #182 from amakukha/master
Added ST7789 initialization
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Bodmer
GitHub
@@ -1,7 +1,11 @@
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// Change the width and height if required (defined in portrait mode)
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// or use the constructor to over-ride defaults
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#define TFT_WIDTH 240
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#define TFT_HEIGHT 240
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#ifndef TFT_WIDTH
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#define TFT_WIDTH 240
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#endif
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#ifndef TFT_HEIGHT
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#define TFT_HEIGHT 320
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#endif
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#define CGRAM_OFFSET
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@@ -15,25 +19,20 @@
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#define TFT_SLPIN 0x10
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#define TFT_SLPOUT 0x11
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#define TFT_NORON 0x13
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#define TFT_INVOFF 0x20
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#define TFT_INVON 0x21
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#define TFT_DISPOFF 0x28
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#define TFT_DISPON 0x29
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#define TFT_CASET 0x2A
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#define TFT_PASET 0x2B
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#define TFT_RAMWR 0x2C
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#define TFT_RAMRD 0x2E
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#define TFT_MADCTL 0x36
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#define TFT_COLMOD 0x3A
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// Flags for TFT_MADCTL
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#define TFT_MAD_MY 0x80
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#define TFT_MAD_MX 0x40
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#define TFT_MAD_MV 0x20
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@@ -46,4 +45,79 @@
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#define TFT_IDXRD 0x00 // ILI9341 only, indexed control register read
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// ST7789 specific commands used in init
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#define ST7789_NOP 0x00
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#define ST7789_SWRESET 0x01
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#define ST7789_RDDID 0x04
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#define ST7789_RDDST 0x09
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#define ST7789_RDDPM 0x0A // Read display power mode
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#define ST7789_RDD_MADCTL 0x0B // Read display MADCTL
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#define ST7789_RDD_COLMOD 0x0C // Read display pixel format
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#define ST7789_RDDIM 0x0D // Read display image mode
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#define ST7789_RDDSM 0x0E // Read display signal mode
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#define ST7789_RDDSR 0x0F // Read display self-diagnostic result (ST7789V)
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#define ST7789_SLPIN 0x10
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#define ST7789_SLPOUT 0x11
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#define ST7789_PTLON 0x12
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#define ST7789_NORON 0x13
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#define ST7789_INVOFF 0x20
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#define ST7789_INVON 0x21
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#define ST7789_GAMSET 0x26 // Gamma set
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#define ST7789_DISPOFF 0x28
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#define ST7789_DISPON 0x29
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#define ST7789_CASET 0x2A
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#define ST7789_RASET 0x2B
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#define ST7789_RAMWR 0x2C
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#define ST7789_RGBSET 0x2D // Color setting for 4096, 64K and 262K colors
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#define ST7789_RAMRD 0x2E
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#define ST7789_PTLAR 0x30
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#define ST7789_VSCRDEF 0x33 // Vertical scrolling definition (ST7789V)
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#define ST7789_TEOFF 0x34 // Tearing effect line off
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#define ST7789_TEON 0x35 // Tearing effect line on
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#define ST7789_MADCTL 0x36 // Memory data access control
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#define ST7789_IDMOFF 0x38 // Idle mode off
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#define ST7789_IDMON 0x39 // Idle mode on
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#define ST7789_RAMWRC 0x3C // Memory write continue (ST7789V)
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#define ST7789_RAMRDC 0x3E // Memory read continue (ST7789V)
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#define ST7789_COLMOD 0x3A
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#define ST7789_RAMCTRL 0xB0 // RAM control
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#define ST7789_RGBCTRL 0xB1 // RGB control
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#define ST7789_PORCTRL 0xB2 // Porch control
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#define ST7789_FRCTRL1 0xB3 // Frame rate control
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#define ST7789_PARCTRL 0xB5 // Partial mode control
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#define ST7789_GCTRL 0xB7 // Gate control
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#define ST7789_GTADJ 0xB8 // Gate on timing adjustment
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#define ST7789_DGMEN 0xBA // Digital gamma enable
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#define ST7789_VCOMS 0xBB // VCOMS setting
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#define ST7789_LCMCTRL 0xC0 // LCM control
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#define ST7789_IDSET 0xC1 // ID setting
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#define ST7789_VDVVRHEN 0xC2 // VDV and VRH command enable
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#define ST7789_VRHS 0xC3 // VRH set
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#define ST7789_VDVSET 0xC4 // VDV setting
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#define ST7789_VCMOFSET 0xC5 // VCOMS offset set
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#define ST7789_FRCTR2 0xC6 // FR Control 2
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#define ST7789_CABCCTRL 0xC7 // CABC control
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#define ST7789_REGSEL1 0xC8 // Register value section 1
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#define ST7789_REGSEL2 0xCA // Register value section 2
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#define ST7789_PWMFRSEL 0xCC // PWM frequency selection
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#define ST7789_PWCTRL1 0xD0 // Power control 1
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#define ST7789_VAPVANEN 0xD2 // Enable VAP/VAN signal output
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#define ST7789_CMD2EN 0xDF // Command 2 enable
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#define ST7789_PVGAMCTRL 0xE0 // Positive voltage gamma control
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#define ST7789_NVGAMCTRL 0xE1 // Negative voltage gamma control
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#define ST7789_DGMLUTR 0xE2 // Digital gamma look-up table for red
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#define ST7789_DGMLUTB 0xE3 // Digital gamma look-up table for blue
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#define ST7789_GATECTRL 0xE4 // Gate control
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#define ST7789_SPI2EN 0xE7 // SPI2 enable
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#define ST7789_PWCTRL2 0xE8 // Power control 2
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#define ST7789_EQCTRL 0xE9 // Equalize time control
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#define ST7789_PROMCTRL 0xEC // Program control
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#define ST7789_PROMEN 0xFA // Program mode enable
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#define ST7789_NVMSET 0xFC // NVM setting
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#define ST7789_PROMACT 0xFE // Program action
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@@ -1,24 +1,120 @@
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// This is the command sequence that initialises the ST7789 driver
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// Configure ST7789 display
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//
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// This setup information uses simple 8 bit SPI writecommand() and writedata() functions
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//
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// See ST7735_Setup.h file for an alternative format
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{
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static const uint8_t PROGMEM
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st7789[] = {
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9,
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TFT_SWRST, TFT_INIT_DELAY, 150,
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TFT_SLPOUT, TFT_INIT_DELAY, 255,
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TFT_COLMOD, 1+TFT_INIT_DELAY, 0x55, 10,
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TFT_MADCTL, 1, TFT_MAD_RGB,
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TFT_CASET, 4, 0x00, 0x00, 0x00, 0xF0,
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TFT_PASET, 4, 0x00, 0x00, 0x00, 0xF0,
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TFT_INVON, TFT_INIT_DELAY, 10,
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TFT_NORON, TFT_INIT_DELAY, 10,
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TFT_DISPON, TFT_INIT_DELAY, 255
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};
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writecommand(ST7789_SLPOUT); // Sleep out
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delay(120);
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commandList(st7789);
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writecommand(ST7789_NORON); // Normal display mode on
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//------------------------------display and color format setting--------------------------------//
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writecommand(ST7789_MADCTL);
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writedata(0x00);
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writedata(0x48);
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// JLX240 display datasheet
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writecommand(0xB6);
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writedata(0x0A);
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writedata(0x82);
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writecommand(ST7789_COLMOD);
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writedata(0x55);
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//--------------------------------ST7789V Frame rate setting----------------------------------//
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writecommand(ST7789_PORCTRL);
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writedata(0x0c);
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writedata(0x0c);
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writedata(0x00);
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writedata(0x33);
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writedata(0x33);
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writecommand(ST7789_GCTRL); // Voltages: VGH / VGL
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writedata(0x35);
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//---------------------------------ST7789V Power setting--------------------------------------//
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writecommand(ST7789_VCOMS);
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writedata(0x28); // JLX240 display datasheet
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writecommand(ST7789_LCMCTRL);
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writedata(0x0C);
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writecommand(ST7789_VDVVRHEN);
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writedata(0x01);
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writedata(0xFF);
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writecommand(ST7789_VRHS); // voltage VRHS
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writedata(0x10);
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writecommand(ST7789_VDVSET);
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writedata(0x20);
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writecommand(ST7789_FRCTR2);
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writedata(0x0f);
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writecommand(ST7789_PWCTRL1);
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writedata(0xa4);
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writedata(0xa1);
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//--------------------------------ST7789V gamma setting---------------------------------------//
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writecommand(ST7789_PVGAMCTRL);
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writedata(0xd0);
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writedata(0x00);
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writedata(0x02);
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writedata(0x07);
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writedata(0x0a);
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writedata(0x28);
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writedata(0x32);
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writedata(0x44);
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writedata(0x42);
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writedata(0x06);
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writedata(0x0e);
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writedata(0x12);
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writedata(0x14);
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writedata(0x17);
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writecommand(ST7789_NVGAMCTRL);
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writedata(0xd0);
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writedata(0x00);
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writedata(0x02);
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writedata(0x07);
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writedata(0x0a);
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writedata(0x28);
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writedata(0x31);
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writedata(0x54);
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writedata(0x47);
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writedata(0x0e);
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writedata(0x1c);
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writedata(0x17);
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writedata(0x1b);
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writedata(0x1e);
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writecommand(ST7789_INVOFF);
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writecommand(ST7789_CASET); // Column address set
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writedata(0x00);
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writedata(0x00);
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writedata(0x00);
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writedata(0xE5); // 239
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writecommand(ST7789_RASET); // Row address set
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writedata(0x00);
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writedata(0x00);
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writedata(0x01);
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writedata(0x3F); // 319
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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spi_end();
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delay(120);
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spi_begin();
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writecommand(ST7789_DISPON); //Display on
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// Turn on the back-light LED
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digitalWrite(TFT_BL, HIGH);
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pinMode(TFT_BL, OUTPUT);
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}
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// End of ST7789 display configuration
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