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Added support of the ST77961 display controller
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@udik-chudik
udik-chudik committed Sep 5, 2024
1 parent 72c9a0b commit 4e12a80
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283 changes: 283 additions & 0 deletions src/lgfx/v1/panel/Panel_ST77961.hpp
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/*----------------------------------------------------------------------------/
Lovyan GFX - Graphics library for embedded devices.
Original Source:
https://github.com/lovyan03/LovyanGFX/
Licence:
[FreeBSD](https://github.com/lovyan03/LovyanGFX/blob/master/license.txt)
Author:
[lovyan03](https://twitter.com/lovyan03)
Contributors:
[ciniml](https://github.com/ciniml)
[mongonta0716](https://github.com/mongonta0716)
[tobozo](https://github.com/tobozo)
/----------------------------------------------------------------------------*/
#pragma once

#include "Panel_LCD.hpp"

namespace lgfx
{
inline namespace v1
{
//----------------------------------------------------------------------------

struct Panel_ST77961 : public Panel_LCD
{
Panel_ST77961(void)
{
_cfg.panel_width = _cfg.memory_width = 360;
_cfg.panel_height = _cfg.memory_height = 390;

_cfg.dummy_read_pixel = 8;
}

protected:

static constexpr uint8_t CMD_GAMCTRP1 = 0xE0; // Positive Gamma Correction
static constexpr uint8_t CMD_GAMCTRN1 = 0xE1; // Negative Gamma Correction
static constexpr uint8_t CMD_CSC1 = 0xF0; // Command Set Control 1
static constexpr uint8_t CMD_CSC2 = 0xF1; // Command Set Control 2
static constexpr uint8_t CMD_CSC3 = 0xF2; // Command Set Control 3
static constexpr uint8_t CMD_CSC4 = 0xF3; // Command Set Control 4

const uint8_t* getInitCommands(uint8_t listno) const override {
static constexpr uint8_t list0[] = {
CMD_CSC1, 1, 0x08, // Test command page enable
CMD_CSC3, 1, 0x08, // Test command page enable
0x9B, 1, 0x51, // ???
0x86, 1, 0x53, // ???
CMD_CSC3, 1, 0x80, // Command set 3 but argument ??
CMD_CSC1, 1, 0x00, // Command 2 disable
CMD_CSC1, 1, 0x01, // Command 2 enable
CMD_CSC2, 1, 0x01, // Command 2 enable
0xB0, 1, 0x54, // VRHPS - VRHP Set: / 5.750 + (vcom offset) / default =66h
0xB1, 1, 0x3F, // VRHNS - VRHN Set: / -3.450 + (vcom offset) / default =4Dh
0xB2, 1, 0x2A, // VCOMS - VCOM GND SET: 1.150 / default =2Ch
0xB4, 1, 0x46, // GAMOPPS - GVDD_GVEE_SET: Negative Gamma OP Power Set (VNDAC) = -3.8, Positive Gamma OP Power Set (VPDAC) = 6.1 / default =88h
0xB5, 1, 0x34, // STEP14S - STEP SET1: AVCL=-4.05, AVDD=6.42 / default =45h
0xB6, 1, 0xD5, // STEP23S - STEP SET2, VGL=-12.00, VGH/VGHS=12.0, default =89h
0xB7, 1, 0x30, // ???
0xB8, 1, 0x04, // ???
0xBA, 1, 0x00, // TCONS - TCON_SET: 1 line = default
0xBB, 1, 0x08, // RGBVBP - RGB_VBP: RGB interface Vsync back porch setting = default
0xBC, 1, 0x08, // RGBHBP - RGB_HBP: RGB interface Hsync back porch setting = default
0xBD, 1, 0x00, // RGBSET - RGB_SET: = default
0xC0, 1, 0x80, // FRCTRA1 - Frame Rate Control A1 in Normal Mode = default
0xC1, 1, 0x10, // FRCTRA2 - Frame Rate Control A2 in Normal Mode ? default = 10h
0xC2, 1, 0x37, // FRCTRA3 - Frame Rate Control A3 in Normal Mode = 53.86Hz / default =30h (61.71Hz)
0xC3, 1, 0x80, // FRCTRB1 - Frame Rate Control B1 in Idle Mode = dot inversion / default = 00h (column inversion)
0xC4, 1, 0x10, // FRCTRB2 - Frame Rate Control B2 in Idle Mode = 10h ??? / default = 21h (Back porch and Front porch setting in idle mode)
0xC5, 1, 0x37, // FRCTRB3 - Frame Rate Control B3 in Idle Mode = 53.86Hz / default =31h (60.45Hz)
0xC6, 1, 0xA9, // PWRCTRA1 - Power Control A1 in Normal Mode =default
0xC7, 1, 0x41, // PWRCTRA2 - Power Control A2 in Normal Mode =default
0xC8, 1, 0x51, // PWRCTRA3 - Power Control A3 in Normal Mode =default
0xC9, 1, 0xA9, // PWRCTRB1 - Power Control B1 in Idle Mode =default
0xCA, 1, 0x41, // PWRCTRB2 - Power Control B2 in Idle Mode =default
0xCB, 1, 0x51, // PWRCTRB3 - Power Control B3 in Idle Mode =default
0xD0, 1, 0x91, // RESSET1 - Resolution Set 1 =default
0xD1, 1, 0x68, // RESSET2 - Resolution Set 2 =default
0xD2, 1, 0x69, // RESSET3 - Resolution Set 3 / default=86h
0xF5, 2, 0x00, 0xA5,
0xDD, 1, 0x35, // VCMOFSET - VCOM OFFSET SET / default=35h
0xDE, 1, 0x35, // VCMOFNSET - VCOM OFFSET NEW SET / default=40h
CMD_CSC2, 1, 0x10, // Exit from cmd set 2
CMD_CSC1, 1, 0x00,
CMD_CSC1, 1, 0x02, // Enter gamma correction
CMD_GAMCTRP1, 14, 0x70, 0x09, 0x12, 0x0C, 0x0B, 0x27, 0x38, 0x54, 0x4E, 0x19, 0x15, 0x15, 0x2C, 0x2F, // GAMCTRP1 - Positive Voltage Gamma Control
CMD_GAMCTRN1, 14, 0x70, 0x08, 0x11, 0x0C, 0x0B, 0x27, 0x38, 0x43, 0x4C, 0x18, 0x14, 0x14, 0x2B, 0x2D, // GAMCTRN1 - Negative Voltage Gamma Control
CMD_CSC1, 1, 0x10, // Exit gamma correction
CMD_CSC4, 1, 0x10, // GIP Command page enable
0xE0, 1, 0x0A,
0xE1, 1, 0x00,
0xE2, 1, 0x0B,
0xE3, 1, 0x00,
0xE4, 1, 0xE0,
0xE5, 1, 0x06,
0xE6, 1, 0x21,
0xE7, 1, 0x00,
0xE8, 1, 0x05,
0xE9, 1, 0x82,
0xEA, 1, 0xDF,
0xEB, 1, 0x89,
0xEC, 1, 0x20,
0xED, 1, 0x14,
0xEE, 1, 0xFF,
0xEF, 1, 0x00,
0xF8, 1, 0xFF,
0xF9, 1, 0x00,
0xFA, 1, 0x00,
0xFB, 1, 0x30,
0xFC, 1, 0x00,
0xFD, 1, 0x00,
0xFE, 1, 0x00,
0xFF, 1, 0x00,
0x60, 1, 0x42,
0x61, 1, 0xE0,
0x62, 1, 0x40,
0x63, 1, 0x40,
0x64, 1, 0x02,
0x65, 1, 0x00,
0x66, 1, 0x40,
0x67, 1, 0x03,
0x68, 1, 0x00,
0x69, 1, 0x00,
0x6A, 1, 0x00,
0x6B, 1, 0x00,
0x70, 1, 0x42,
0x71, 1, 0xE0,
0x72, 1, 0x40,
0x73, 1, 0x40,
0x74, 1, 0x02,
0x75, 1, 0x00,
0x76, 1, 0x40,
0x77, 1, 0x03,
0x78, 1, 0x00,
0x79, 1, 0x00,
0x7A, 1, 0x00,
0x7B, 1, 0x00,
0x80, 1, 0x38,
0x81, 1, 0x00,
0x82, 1, 0x04,
0x83, 1, 0x02,
0x84, 1, 0xDC,
0x85, 1, 0x00,
0x86, 1, 0x00,
0x87, 1, 0x00,
0x88, 1, 0x38,
0x89, 1, 0x00,
0x8A, 1, 0x06,
0x8B, 1, 0x02,
0x8C, 1, 0xDE,
0x8D, 1, 0x00,
0x8E, 1, 0x00,
0x8F, 1, 0x00,
0x90, 1, 0x38,
0x91, 1, 0x00,
0x92, 1, 0x08,
0x93, 1, 0x02,
0x94, 1, 0xE0,
0x95, 1, 0x00,
0x96, 1, 0x00,
0x97, 1, 0x00,
0x98, 1, 0x38,
0x99, 1, 0x00,
0x9A, 1, 0x0A,
0x9B, 1, 0x02,
0x9C, 1, 0xE2,
0x9D, 1, 0x00,
0x9E, 1, 0x00,
0x9F, 1, 0x00,
0xA0, 1, 0x38,
0xA1, 1, 0x00,
0xA2, 1, 0x03,
0xA3, 1, 0x02,
0xA4, 1, 0xDB,
0xA5, 1, 0x00,
0xA6, 1, 0x00,
0xA7, 1, 0x00,
0xA8, 1, 0x38,
0xA9, 1, 0x00,
0xAA, 1, 0x05,
0xAB, 1, 0x02,
0xAC, 1, 0xDD,
0xAD, 1, 0x00,
0xAE, 1, 0x00,
0xAF, 1, 0x00,
0xB0, 1, 0x38,
0xB1, 1, 0x00,
0xB2, 1, 0x07,
0xB3, 1, 0x02,
0xB4, 1, 0xDF,
0xB5, 1, 0x00,
0xB6, 1, 0x00,
0xB7, 1, 0x00,
0xB8, 1, 0x38,
0xB9, 1, 0x00,
0xBA, 1, 0x09,
0xBB, 1, 0x02,
0xBC, 1, 0xE1,
0xBD, 1, 0x00,
0xBE, 1, 0x00,
0xBF, 1, 0x00,
0xC0, 1, 0x22,
0xC1, 1, 0xAA,
0xC2, 1, 0x65,
0xC3, 1, 0x74,
0xC4, 1, 0x47,
0xC5, 1, 0x56,
0xC6, 1, 0x00,
0xC7, 1, 0x88,
0xC8, 1, 0x99,
0xC9, 1, 0x33,
0xD0, 1, 0x11,
0xD1, 1, 0xAA,
0xD2, 1, 0x65,
0xD3, 1, 0x74,
0xD4, 1, 0x47,
0xD5, 1, 0x56,
0xD6, 1, 0x00,
0xD7, 1, 0x88,
0xD8, 1, 0x99,
0xD9, 1, 0x33,
CMD_CSC4, 1, 0x01, // Exit GIP
CMD_CSC1, 1, 0x00, // Disable all commands
CMD_CSC1, 1, 0x01, // Command2 page enable
CMD_CSC2, 1, 0x01, // Command2 page enable
0xA0, 1, 0x0B, // OTP MODE SEL
0xA3, 1, 0x2A, // OTP PAGE ADDR
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1, // OTP CMD ACK
0xA3, 1, 0x2B,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x2C,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x2D,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x2E,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x2F,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x30,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x31,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x32,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA3, 1, 0x33,
0xA5, 1 + CMD_INIT_DELAY, 0xC3, 1,
0xA0, 1, 0x09, // OTP MODE SEL
CMD_CSC2, 1, 0x10, // ?
CMD_CSC1, 1, 0x00, // Disable all
CMD_CASET, 4, 0x00, 0x00, 0x01, 0x67, // CASET - Column Address Set =default (0:359)
CMD_RASET, 4, 0x01, 0x68, 0x01, 0x68, // RASET - Row Address Set =360 ?
0x4D, 1, 0x00, // RAMCLSETR - Clear RED
0x4E, 1, 0x00, // RAMCLSETG - Clear GREEN
0x4F, 1, 0x00, // RAMCLSETB - Clear BLUE
0x4C, 1 + CMD_INIT_DELAY, 0x01, 10, // RAMCLACT - Memory Clear Act (Trigger IC to fill all pixels data in RAM)
0x4C, 1, 0x00, // Same - no function
CMD_CASET, 4, 0x00, 0x00, 0x01, 0x67, // CASET - Column Address Set =default (0:359)
CMD_RASET, 4, 0x00, 0x00, 0x01, 0x67, // CASET - Column Address Set =default (0:359)
CMD_INVON, 0, // INVON - Display Inversion On
CMD_SLPOUT, CMD_INIT_DELAY, 120, // SLPOUT - Sleep Out
CMD_DISPON, 0,
0xFF,0xFF, // end
};
switch (listno) {
case 0: return list0;
default: return nullptr;
}
}
void setColorDepth_impl(color_depth_t depth) override
{
_write_depth = ((int)depth & color_depth_t::bit_mask) > 16 ? rgb888_3Byte : rgb565_2Byte;
_read_depth = _write_depth;
}

};

//----------------------------------------------------------------------------
}
}
1 change: 1 addition & 0 deletions src/lgfx/v1_init.hpp
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Expand Up @@ -48,6 +48,7 @@ Original Source:
#include "v1/panel/Panel_ST7735.hpp"
#include "v1/panel/Panel_ST7789.hpp"
#include "v1/panel/Panel_ST7796.hpp"
#include "v1/panel/Panel_ST77961.hpp"

// EPD
#include "v1/panel/Panel_GDEW0154M09.hpp"
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