Adolfo Reyna
100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
#include "St7305Display.h"
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#include "esp_lcd_st7305.h"
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#include <Tactility/Logger.h>
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#include <esp_lcd_panel_ops.h>
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#include <esp_lvgl_port.h>
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static const auto LOGGER = tt::Logger("ST7305");
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bool St7305Display::createIoHandle(esp_lcd_panel_io_handle_t& outHandle) {
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LOGGER.info("Starting ST7305 SPI panel IO creation");
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const esp_lcd_panel_io_spi_config_t panel_io_config = {
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.cs_gpio_num = configuration->csPin,
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.dc_gpio_num = configuration->dcPin,
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.spi_mode = 0,
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.pclk_hz = configuration->pixelClockFrequency,
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.trans_queue_depth = configuration->transactionQueueDepth,
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.on_color_trans_done = nullptr,
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.user_ctx = nullptr,
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.lcd_cmd_bits = 8,
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.lcd_param_bits = 8,
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.flags = {
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.dc_high_on_cmd = 0,
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.dc_low_on_data = 0,
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.dc_low_on_param = 0,
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.octal_mode = 0,
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.quad_mode = 0,
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.sio_mode = 0,
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.lsb_first = 0,
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.cs_high_active = 0
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}
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};
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if (esp_lcd_new_panel_io_spi(configuration->spiHostDevice, &panel_io_config, &outHandle) != ESP_OK) {
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LOGGER.error("Failed to create panel SPI IO");
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return false;
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}
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return true;
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}
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bool St7305Display::createPanelHandle(esp_lcd_panel_io_handle_t ioHandle, esp_lcd_panel_handle_t& panelHandle) {
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const esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = configuration->resetPin,
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.color_space = ESP_LCD_COLOR_SPACE_MONOCHROME,
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.data_endian = LCD_RGB_DATA_ENDIAN_BIG,
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.bits_per_pixel = 1,
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.flags = {
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.reset_active_high = false
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},
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.vendor_config = nullptr
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};
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if (esp_lcd_new_panel_st7305(ioHandle, &panel_config, &panelHandle) != ESP_OK) {
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LOGGER.error("Failed to create st7305 panel");
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return false;
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}
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if (esp_lcd_panel_reset(panelHandle) != ESP_OK) {
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LOGGER.error("Failed to reset st7305 panel");
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return false;
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}
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if (esp_lcd_panel_init(panelHandle) != ESP_OK) {
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LOGGER.error("Failed to init st7305 panel");
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return false;
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}
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return true;
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}
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lvgl_port_display_cfg_t St7305Display::getLvglPortDisplayConfig(esp_lcd_panel_io_handle_t ioHandle, esp_lcd_panel_handle_t panelHandle) {
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return lvgl_port_display_cfg_t {
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.io_handle = ioHandle,
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.panel_handle = panelHandle,
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.control_handle = nullptr,
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.buffer_size = configuration->bufferSize,
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.double_buffer = false, // Monochrome displays usually use single buffering to save RAM
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.trans_size = 0,
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.hres = configuration->horizontalResolution,
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.vres = configuration->verticalResolution,
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.monochrome = true, // Enables esp_lvgl_port monochrome converter
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.rotation = {
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.swap_xy = false,
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.mirror_x = false,
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.mirror_y = false,
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},
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.color_format = LV_COLOR_FORMAT_RGB565, // Must be RGB565 for monochrome mode to trigger converter
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.flags = {
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.buff_dma = false,
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.buff_spiram = false,
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.sw_rotate = false,
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.swap_bytes = false,
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.full_refresh = true, // We want full refresh to rewrite the converted block format to ST7305
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.direct_mode = false
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}
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};
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}
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