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Implemented LilyGO T-Lora Pager (#295)

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flip
2025-07-23 20:45:57 +00:00
committed by GitHub
parent ab4cf79a47
commit 00b62a2831
36 changed files with 2013 additions and 9 deletions
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Drivers/ST7796/Source/St7796Display.cpp
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#include "St7796Display.h"
#include <Tactility/Log.h>
#include <esp_lcd_panel_commands.h>
#include <esp_lcd_panel_dev.h>
#include <esp_lcd_st7796.h>
#include <esp_lvgl_port.h>
#define TAG "st7796"
bool St7796Display::start() {
TT_LOG_I(TAG, "Starting");
const esp_lcd_panel_io_spi_config_t panel_io_config = {
.cs_gpio_num = configuration->csPin,
.dc_gpio_num = configuration->dcPin,
.spi_mode = 0,
.pclk_hz = configuration->pixelClockFrequency,
.trans_queue_depth = configuration->transactionQueueDepth,
.on_color_trans_done = nullptr,
.user_ctx = nullptr,
.lcd_cmd_bits = 8,
.lcd_param_bits = 8,
.cs_ena_pretrans = 0,
.cs_ena_posttrans = 0,
.flags = {
.dc_high_on_cmd = 0,
.dc_low_on_data = 0,
.dc_low_on_param = 0,
.octal_mode = 0,
.quad_mode = 0,
.sio_mode = 0,
.lsb_first = 0,
.cs_high_active = 0
}
};
if (esp_lcd_new_panel_io_spi(configuration->spiBusHandle, &panel_io_config, &ioHandle) != ESP_OK) {
TT_LOG_E(TAG, "Failed to create panel");
return false;
}
static const st7796_lcd_init_cmd_t lcd_init_cmds[] = {
{0x01, (uint8_t[]) {0x00}, 0, 120},
{0x11, (uint8_t[]) {0x00}, 0, 120},
{0xF0, (uint8_t[]) {0xC3}, 1, 0},
{0xF0, (uint8_t[]) {0xC3}, 1, 0},
{0xF0, (uint8_t[]) {0x96}, 1, 0},
{0x36, (uint8_t[]) {0x58}, 1, 0},
{0x3A, (uint8_t[]) {0x55}, 1, 0},
{0xB4, (uint8_t[]) {0x01}, 1, 0},
{0xB6, (uint8_t[]) {0x80, 0x02, 0x3B}, 3, 0},
{0xE8, (uint8_t[]) {0x40, 0x8A, 0x00, 0x00, 0x29, 0x19, 0xA5, 0x33}, 8, 0},
{0xC1, (uint8_t[]) {0x06}, 1, 0},
{0xC2, (uint8_t[]) {0xA7}, 1, 0},
{0xC5, (uint8_t[]) {0x18}, 1, 0},
{0xE0, (uint8_t[]) {0xF0, 0x09, 0x0b, 0x06, 0x04, 0x15, 0x2F, 0x54, 0x42, 0x3C, 0x17, 0x14, 0x18, 0x1B}, 15, 0},
{0xE1, (uint8_t[]) {0xE0, 0x09, 0x0b, 0x06, 0x04, 0x03, 0x2B, 0x43, 0x42, 0x3B, 0x16, 0x14, 0x17, 0x1B}, 15, 120},
{0xF0, (uint8_t[]) {0x3C}, 1, 0},
{0xF0, (uint8_t[]) {0x69}, 1, 0},
{0x21, (uint8_t[]) {0x00}, 1, 0},
{0x29, (uint8_t[]) {0x00}, 1, 0},
};
st7796_vendor_config_t vendor_config = {
// Uncomment these lines if use custom initialization commands
.init_cmds = lcd_init_cmds,
.init_cmds_size = sizeof(lcd_init_cmds) / sizeof(st7796_lcd_init_cmd_t),
};
const esp_lcd_panel_dev_config_t panel_config = {
.reset_gpio_num = configuration->resetPin, // Set to -1 if not use
#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 0, 0)
.color_space = ESP_LCD_COLOR_SPACE_RGB,
#else
.color_space = LCD_RGB_ELEMENT_ORDER_RGB,
.data_endian = LCD_RGB_DATA_ENDIAN_LITTLE,
#endif
.bits_per_pixel = 16,
.vendor_config = &vendor_config
};
/*
const esp_lcd_panel_dev_config_t panel_config = {
.reset_gpio_num = configuration->resetPin,
.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_RGB,
.data_endian = LCD_RGB_DATA_ENDIAN_LITTLE,
.bits_per_pixel = 16,
.flags = {
.reset_active_high = false
},
.vendor_config = nullptr
};
*/
if (esp_lcd_new_panel_st7796(ioHandle, &panel_config, &panelHandle) != ESP_OK) {
TT_LOG_E(TAG, "Failed to create panel");
return false;
}
if (esp_lcd_panel_reset(panelHandle) != ESP_OK) {
TT_LOG_E(TAG, "Failed to reset panel");
return false;
}
if (esp_lcd_panel_init(panelHandle) != ESP_OK) {
TT_LOG_E(TAG, "Failed to init panel");
return false;
}
if (esp_lcd_panel_invert_color(panelHandle, configuration->invertColor) != ESP_OK) {
TT_LOG_E(TAG, "Failed to set panel to invert");
return false;
}
if (esp_lcd_panel_swap_xy(panelHandle, configuration->swapXY) != ESP_OK) {
TT_LOG_E(TAG, "Failed to swap XY ");
return false;
}
if (esp_lcd_panel_mirror(panelHandle, configuration->mirrorX, configuration->mirrorY) != ESP_OK) {
TT_LOG_E(TAG, "Failed to set panel to mirror");
return false;
}
if (esp_lcd_panel_set_gap(panelHandle, configuration->gapX, configuration->gapY) != ESP_OK) {
TT_LOG_E(TAG, "Failed to set panel gap");
return false;
}
if (esp_lcd_panel_disp_on_off(panelHandle, true) != ESP_OK) {
TT_LOG_E(TAG, "Failed to turn display on");
return false;
}
uint32_t buffer_size;
if (configuration->bufferSize == 0) {
buffer_size = configuration->horizontalResolution * configuration->verticalResolution / 10;
} else {
buffer_size = configuration->bufferSize;
}
const lvgl_port_display_cfg_t disp_cfg = {
.io_handle = ioHandle,
.panel_handle = panelHandle,
.control_handle = nullptr,
.buffer_size = buffer_size,
.double_buffer = false,
.trans_size = 0,
.hres = configuration->horizontalResolution,
.vres = configuration->verticalResolution,
.monochrome = false,
.rotation = {
.swap_xy = configuration->swapXY,
.mirror_x = configuration->mirrorX,
.mirror_y = configuration->mirrorY,
},
.color_format = LV_COLOR_FORMAT_NATIVE,
.flags = {.buff_dma = true, .buff_spiram = false, .sw_rotate = false, .swap_bytes = true, .full_refresh = false, .direct_mode = false}
};
displayHandle = lvgl_port_add_disp(&disp_cfg);
TT_LOG_I(TAG, "Finished");
return displayHandle != nullptr;
}
bool St7796Display::stop() {
assert(displayHandle != nullptr);
lvgl_port_remove_disp(displayHandle);
if (esp_lcd_panel_del(panelHandle) != ESP_OK) {
return false;
}
if (esp_lcd_panel_io_del(ioHandle) != ESP_OK) {
return false;
}
displayHandle = nullptr;
return true;
}
void St7796Display::setGammaCurve(uint8_t index) {
uint8_t gamma_curve;
switch (index) {
case 0:
gamma_curve = 0x01;
break;
case 1:
gamma_curve = 0x04;
break;
case 2:
gamma_curve = 0x02;
break;
case 3:
gamma_curve = 0x08;
break;
default:
return;
}
const uint8_t param[] = {
gamma_curve
};
/*if (esp_lcd_panel_io_tx_param(ioHandle , LCD_CMD_GAMSET, param, 1) != ESP_OK) {
TT_LOG_E(TAG, "Failed to set gamma");
}*/
}