Skip to content

Commit

Permalink
Added GUITION ST7701 panel instructions. (#562)
Browse files Browse the repository at this point in the history 
* - Added GUITION ST7701 panel instructions.
* - Added Panel ST7701 base initialization.
  • Loading branch information
@FigueiredoStable
FigueiredoStable authored May 1, 2024
1 parent 9c65318 commit 27d417b
Show file tree
Hide file tree
Showing 2 changed files with 137 additions and 48 deletions.
172 changes: 126 additions & 46 deletions src/lgfx/v1/platforms/esp32s3/Panel_RGB.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,6 @@ Original Source:
[mongonta0716](https://github.com/mongonta0716)
[tobozo](https://github.com/tobozo)
/----------------------------------------------------------------------------*/

#if defined (ESP_PLATFORM)
#include <sdkconfig.h>
#if defined (CONFIG_IDF_TARGET_ESP32S3)
Expand Down Expand Up @@ -175,6 +174,65 @@ namespace lgfx
}

//----------------------------------------------------------------------------
/* Panel ST7701 base initialization */
bool Panel_ST7701_Base::init(bool use_reset)
{
if (!Panel_RGB::init(use_reset))
{
return false;
}

int32_t pin_mosi = _config_detail.pin_mosi;
int32_t pin_sclk = _config_detail.pin_sclk;
if (pin_mosi >= 0 && pin_sclk >= 0)
{
lgfx::gpio::pin_backup_t backup_pins[] = { (gpio_num_t)pin_mosi, (gpio_num_t)pin_sclk };

lgfx::gpio_lo(pin_mosi);
lgfx::pinMode(pin_mosi, pin_mode_t::output);
lgfx::gpio_lo(pin_sclk);
lgfx::pinMode(pin_sclk, pin_mode_t::output);


int32_t pin_cs = _config_detail.pin_cs;
lgfx::gpio_lo(pin_cs);

writeCommand(0xFF, 1);
writeData(0x77, 1);
writeData(0x01, 1);
writeData(0x00, 2);
writeData(0x10, 1);

// 0xC0 : LNSET : Display Line Setting
writeCommand(0xC0, 1);
uint32_t line1 = (_cfg.panel_height >> 3) + 1;
uint32_t line2 = (_cfg.panel_height >> 1) & 3;
writeData(line1 + (line2 ? 0x80 : 0x00), 1);
writeData(line2, 1);

// 0xC3 : RGBCTRL
auto cfg = ((Bus_RGB*)_bus)->config();
writeCommand(0xC3, 1);
uint32_t rgbctrl = 0;
if ( cfg.de_idle_high ) rgbctrl += 0x01;
if ( cfg.pclk_idle_high) rgbctrl += 0x02;
if (!cfg.hsync_polarity) rgbctrl += 0x04;
if (!cfg.vsync_polarity) rgbctrl += 0x08;
writeData(rgbctrl, 1);
writeData(0x10, 1);
writeData(0x08, 1);

for (uint8_t i = 0; auto cmds = getInitCommands(i); i++)
{
command_list(cmds);
}

lgfx::gpio_hi(pin_cs);
for (auto &bup : backup_pins) { bup.restore(); }
}

return true;
}

const uint8_t* Panel_ST7701::getInitCommands(uint8_t listno) const
{
Expand Down Expand Up @@ -256,63 +314,85 @@ namespace lgfx
}
}

bool Panel_ST7701::init(bool use_reset)
const uint8_t* Panel_ST7701_guition_esp32_4848S040::getInitCommands(uint8_t listno) const
{
if (!Panel_RGB::init(use_reset))
static constexpr const uint8_t list0[] =
{
return false;
}
// Command2 BK0 SEL
0xFF, 5, 0x77, 0x01, 0x00, 0x00, 0x10,

int32_t pin_mosi = _config_detail.pin_mosi;
int32_t pin_sclk = _config_detail.pin_sclk;
if (pin_mosi >= 0 && pin_sclk >= 0)
{
lgfx::gpio::pin_backup_t backup_pins[] = { (gpio_num_t)pin_mosi, (gpio_num_t)pin_sclk };
0xC0, 2, 0x3B, 0x00, // added by manufacture
0xC1, 2, 0x0D, 0x02,
0xC2, 2, 0x31, 0x05,
0xCD, 1, 0x00, // changed by manufacture

lgfx::gpio_lo(pin_mosi);
lgfx::pinMode(pin_mosi, pin_mode_t::output);
lgfx::gpio_lo(pin_sclk);
lgfx::pinMode(pin_sclk, pin_mode_t::output);
// Positive Voltage Gamma Control
0xB0, 16, 0x00, 0x11, 0x18, 0x0E, 0x11, 0x06, 0x07, 0x08,
0x07, 0x22, 0x04, 0x12, 0x0F, 0xAA, 0x31, 0x18,

// Negative Voltage Gamma Control
0xB1, 16, 0x00, 0x11, 0x19, 0x0E, 0x12, 0x07, 0x08, 0x08,
0x08, 0x22, 0x04, 0x11, 0x11, 0xA9, 0x32, 0x18,

int32_t pin_cs = _config_detail.pin_cs;
lgfx::gpio_lo(pin_cs);
// Command2 BK1 SEL
0xFF, 5, 0x77, 0x01, 0x00, 0x00, 0x11,

writeCommand(0xFF, 1);
writeData(0x77, 1);
writeData(0x01, 1);
writeData(0x00, 2);
writeData(0x10, 1);
0xB0, 1, 0x60, // Vop=4.7375v
0xB1, 1, 0x32, // VCOM=32
0xB2, 1, 0x07, // VGH=15v
0xB3, 1, 0x80,
0xB5, 1, 0x49, // VGL=-10.17v
0xB7, 1, 0x85,
0xB8, 1, 0x21, // AVDD=6.6 & AVCL=-4.6
0xC1, 1, 0x78,
0xC2, 1, 0x78,

// 0xC0 : LNSET : Display Line Setting
writeCommand(0xC0, 1);
uint32_t line1 = (_cfg.panel_height >> 3) + 1;
uint32_t line2 = (_cfg.panel_height >> 1) & 3;
writeData(line1 + (line2 ? 0x80 : 0x00), 1);
writeData(line2, 1);
0xE0, 3, 0x00, 0x1B, 0x02,

// 0xC3 : RGBCTRL
auto cfg = ((Bus_RGB*)_bus)->config();
writeCommand(0xC3, 1);
uint32_t rgbctrl = 0;
if ( cfg.de_idle_high ) rgbctrl += 0x01;
if ( cfg.pclk_idle_high) rgbctrl += 0x02;
if (!cfg.hsync_polarity) rgbctrl += 0x04;
if (!cfg.vsync_polarity) rgbctrl += 0x08;
writeData(rgbctrl, 1);
writeData(0x10, 1);
writeData(0x08, 1);
0xE1, 11, 0x08, 0xA0, 0x00, 0x00, 0x07, 0xA0, 0x00, 0x00, 0x00, 0x44, 0x44,
0xE2, 12, 0x11, 0x11, 0x44, 0x44, 0xED, 0xA0, 0x00, 0x00, 0xEC, 0xA0, 0x00, 0x00,

for (uint8_t i = 0; auto cmds = getInitCommands(i); i++)
{
command_list(cmds);
}
0xE3, 4, 0x00, 0x00, 0x11, 0x11,
0xE4, 2, 0x44, 0x44,

lgfx::gpio_hi(pin_cs);
for (auto &bup : backup_pins) { bup.restore(); }
}
0xE5, 16, 0x0A, 0xE9, 0xD8, 0xA0, 0x0C, 0xEB, 0xD8, 0xA0,
0x0E, 0xED, 0xD8, 0xA0, 0x10, 0xEF, 0xD8, 0xA0,

return true;
0xE6, 4, 0x00, 0x00, 0x11, 0x11,

0xE7, 2, 0x44, 0x44,

0xE8, 16, 0x09, 0xE8, 0xD8, 0xA0, 0x0B, 0xEA, 0xD8, 0xA0,
0x0D, 0xEC, 0xD8, 0xA0, 0x0F, 0xEE, 0xD8, 0xA0,

0xEB, 7, 0x02, 0x00, 0xE4, 0xE4, 0x88, 0x00, 0x40,
0xEC, 2, 0x3C, 0x00,
0xED, 16, 0xAB, 0x89, 0x76, 0x54, 0x02, 0xFF, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0x20, 0x45, 0x67, 0x98, 0xBA,

//-----------VAP & VAN---------------
// Command2 BK3 SEL
0xFF, 5, 0x77, 0x01, 0x00, 0x00, 0x13,

0xE5, 1, 0xE4,

// Command2 BK0 SEL
0xFF, 5, 0x77, 0x01, 0x00, 0x00, 0x00,

//0x21, 0, // 0x20 normal, 0x21 IPS // commented by manufacture
0x3A, 1, 0x60, // 0x70 RGB888, 0x60 RGB666, 0x50 RGB565

0x11, CMD_INIT_DELAY, 120, // Sleep Out

0x29, 0, // Display On

0xFF, 0xFF,
};
switch (listno)
{
case 0: return list0;
default: return nullptr;
}
}

//----------------------------------------------------------------------------
Expand Down
13 changes: 11 additions & 2 deletions src/lgfx/v1/platforms/esp32s3/Panel_RGB.hpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -93,13 +93,22 @@ namespace lgfx
};


struct Panel_ST7701 : public Panel_RGB
struct Panel_ST7701_Base : public Panel_RGB
{
bool init(bool) override;
};

struct Panel_ST7701 : public Panel_ST7701_Base
{
bool init(bool) override;
protected:
const uint8_t* getInitCommands(uint8_t listno) const override;
};

struct Panel_ST7701_guition_esp32_4848S040: public Panel_ST7701_Base
{
protected:
const uint8_t* getInitCommands(uint8_t listno) const override;
};

struct Panel_GC9503 : public Panel_RGB
{
Expand Down

0 comments on commit 27d417b

Please sign in to comment.