rsgltzyd
55bbe951fe
- 移除不再使用的 CST816 触摸屏组件，替换为 CST816S 版本 - 更新依赖项以包含 espressif/esp_lcd_touch_cst816s - 调整触摸屏初始化逻辑，支持新的 CST816S 驱动 - 修改显示配置以适应新的 LCD 分辨率和间隙设置 - 启用触摸功能并更新相关的 I2C 配置 - 更新 sdkconfig.defaults 以禁用 CST816S 的读取 ID 功能
100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
#include "display.h"
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#include "board_config.h"
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#include "driver/gpio.h"
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#include "driver/ledc.h"
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#include "driver/spi_master.h"
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#include "esp_lcd_panel_ops.h"
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#include "esp_lcd_panel_st7789.h"
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#include "esp_lcd_panel_vendor.h"
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#include "esp_log.h"
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static const char *TAG = "display";
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void display_backlight_set_brightness(uint16_t brightness)
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{
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if (brightness > 1023) {
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brightness = 1023;
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}
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ESP_ERROR_CHECK(
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ledc_set_duty(LEDC_LOW_SPEED_MODE, BOARD_LCD_BK_LIGHT_CH, brightness));
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ESP_ERROR_CHECK(
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ledc_update_duty(LEDC_LOW_SPEED_MODE, BOARD_LCD_BK_LIGHT_CH));
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}
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void display_backlight_on(void)
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{
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display_backlight_set_brightness(1023);
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}
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esp_err_t display_init(esp_lcd_panel_io_handle_t *io_handle_out,
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esp_lcd_panel_handle_t *panel_handle_out)
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{
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ESP_LOGI(TAG, "Configure LCD backlight PWM");
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ledc_timer_config_t ledc_timer = {
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.speed_mode = LEDC_LOW_SPEED_MODE,
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.timer_num = BOARD_LCD_BK_LIGHT_TIMER,
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.duty_resolution = LEDC_TIMER_10_BIT,
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.freq_hz = BOARD_LCD_BK_LIGHT_FREQ,
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.clk_cfg = LEDC_AUTO_CLK,
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};
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ESP_ERROR_CHECK(ledc_timer_config(&ledc_timer));
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ledc_channel_config_t ledc_channel = {
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.speed_mode = LEDC_LOW_SPEED_MODE,
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.channel = BOARD_LCD_BK_LIGHT_CH,
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.timer_sel = BOARD_LCD_BK_LIGHT_TIMER,
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.intr_type = LEDC_INTR_DISABLE,
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.gpio_num = BOARD_PIN_BK_LIGHT,
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.duty = 0,
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.hpoint = 0,
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};
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ESP_ERROR_CHECK(ledc_channel_config(&ledc_channel));
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ESP_LOGI(TAG, "Initialize SPI bus");
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spi_bus_config_t buscfg = {
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.sclk_io_num = BOARD_PIN_LCD_SCLK,
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.mosi_io_num = BOARD_PIN_LCD_MOSI,
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.miso_io_num = BOARD_PIN_LCD_MISO,
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.quadwp_io_num = -1,
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.quadhd_io_num = -1,
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.max_transfer_sz = BOARD_LCD_H_RES * 80 * sizeof(uint16_t),
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};
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ESP_ERROR_CHECK(spi_bus_initialize(BOARD_LCD_HOST, &buscfg, SPI_DMA_CH_AUTO));
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ESP_LOGI(TAG, "Install panel IO");
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esp_lcd_panel_io_handle_t io_handle = NULL;
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esp_lcd_panel_io_spi_config_t io_config = {
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.dc_gpio_num = BOARD_PIN_LCD_DC,
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.cs_gpio_num = BOARD_PIN_LCD_CS,
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.pclk_hz = BOARD_LCD_PIXEL_CLOCK_HZ,
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.lcd_cmd_bits = BOARD_LCD_CMD_BITS,
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.lcd_param_bits = BOARD_LCD_PARAM_BITS,
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.spi_mode = 0,
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.trans_queue_depth = 10,
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};
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ESP_ERROR_CHECK(esp_lcd_new_panel_io_spi(BOARD_LCD_HOST, &io_config, &io_handle));
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esp_lcd_panel_handle_t panel_handle = NULL;
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esp_lcd_panel_dev_config_t panel_config = {
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.reset_gpio_num = BOARD_PIN_LCD_RST,
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.rgb_ele_order = LCD_RGB_ELEMENT_ORDER_BGR,
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.bits_per_pixel = 16,
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};
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ESP_LOGI(TAG, "Install ST7789 panel driver");
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ESP_ERROR_CHECK(esp_lcd_new_panel_st7789(io_handle, &panel_config, &panel_handle));
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ESP_ERROR_CHECK(esp_lcd_panel_reset(panel_handle));
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ESP_ERROR_CHECK(esp_lcd_panel_init(panel_handle));
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ESP_ERROR_CHECK(esp_lcd_panel_mirror(panel_handle, false, false));
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ESP_ERROR_CHECK(esp_lcd_panel_set_gap(panel_handle, BOARD_LCD_GAP_X, BOARD_LCD_GAP_Y));
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ESP_ERROR_CHECK(esp_lcd_panel_disp_on_off(panel_handle, true));
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ESP_LOGI(TAG, "Turn on LCD backlight");
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gpio_set_level(BOARD_PIN_BK_LIGHT, BOARD_LCD_BK_LIGHT_ON_LEVEL);
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*io_handle_out = io_handle;
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*panel_handle_out = panel_handle;
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return ESP_OK;
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}
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