Add board: Waveshare S3 Touch LCD 1.47 (#328)

Touch isn't working yet. Fixed a SPI lock issue.
2025-09-12 23:45:37 +02:00
parent 84049658db
commit 980b115f1d
29 changed files with 1600 additions and 6 deletions
@@ -0,0 +1,43 @@
+#include <Tactility/TactilityCore.h>
+#include <driver/ledc.h>
+
+constexpr auto* TAG = "Waveshare";
+
+constexpr auto LCD_BL_LEDC_TIMER = LEDC_TIMER_0;
+constexpr auto LCD_BL_LEDC_MODE = LEDC_LOW_SPEED_MODE;
+constexpr auto LCD_BL_LEDC_CHANNEL = LEDC_CHANNEL_0;
+constexpr auto LCD_BL_LEDC_DUTY_RES = LEDC_TIMER_10_BIT;
+constexpr auto LCD_BL_LEDC_DUTY = 1024;
+constexpr auto LCD_BL_LEDC_FREQUENCY = 10000;
+
+void setBacklightDuty(uint8_t level) {
+    uint32_t duty = (level * (LCD_BL_LEDC_DUTY - 1)) / 255;
+    ESP_ERROR_CHECK(ledc_set_duty(LCD_BL_LEDC_MODE, LCD_BL_LEDC_CHANNEL, duty));
+    ESP_ERROR_CHECK(ledc_update_duty(LCD_BL_LEDC_MODE, LCD_BL_LEDC_CHANNEL));
+}
+
+void initBacklight() {
+    ledc_timer_config_t timer_config = {
+        .speed_mode = LCD_BL_LEDC_MODE,
+        .duty_resolution = LCD_BL_LEDC_DUTY_RES,
+        .timer_num = LCD_BL_LEDC_TIMER,
+        .freq_hz = LCD_BL_LEDC_FREQUENCY,
+        .clk_cfg = LEDC_AUTO_CLK};
+    ESP_ERROR_CHECK(ledc_timer_config(&timer_config));
+
+    ledc_channel_config_t channel_config = {
+        .gpio_num = GPIO_NUM_46,
+        .speed_mode = LCD_BL_LEDC_MODE,
+        .channel = LCD_BL_LEDC_CHANNEL,
+        .intr_type = LEDC_INTR_DISABLE,
+        .timer_sel = LCD_BL_LEDC_TIMER,
+        .duty = 0, // Set duty to 0%
+        .hpoint = 0};
+    ESP_ERROR_CHECK(ledc_channel_config(&channel_config));
+}
+
+bool initBoot() {
+    ESP_LOGI(TAG, LOG_MESSAGE_POWER_ON_START);
+    initBacklight();
+    return true;
+}