/* * SPDX-FileCopyrightText: 2010-2022 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: CC0-1.0 */ #define LV_CONF_INCLUDE_SIMPLE 1 #include "lv_conf.h" /* 然后包含 lvgl.h */ #include "lvgl.h" #include #include #include "sdkconfig.h" #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "freertos/timers.h" #include "esp_chip_info.h" #include "esp_flash.h" #include "esp_system.h" #include "esp_log.h" #include "spi.h" #include "lcd.h" #include "esp_timer.h" #include "lv_port_disp.h" #include "lv_apps/helloworld/lv_helloworld.h" static const char *TAG = "SYS"; // TimerHandle_t periodic_timer = NULL; // 定时器回调函数(在定时器服务任务中执行) // void periodic_timer_callback(TimerHandle_t xTimer) // { // // printf("每秒执行一次的函数\n"); // // 在这里执行你的周期性任务 // // 注意:此回调函数应尽快返回,避免阻塞定时器服务任务 // lcd_one_second_task(); // } // 自定义 tick 获取函数 static uint32_t custom_tick_get(void) { // 返回从启动到现在的毫秒数 return (uint32_t)(esp_timer_get_time() / 1000); } /** * Basic example to create a "Hello world" label */ // static void btn_event_cb(lv_event_t * e) // { // lv_event_code_t code = lv_event_get_code(e); // lv_obj_t * btn = lv_event_get_target(e); // if(code == LV_EVENT_CLICKED) { // static uint8_t cnt = 0; // cnt++; // /*Get the first child of the button which is the label and change its text*/ // lv_obj_t * label = lv_obj_get_child(btn, 0); // lv_label_set_text_fmt(label, "Button: %d", cnt); // } // } // /** // * Create a button with a label and react on click event. // */ // void lv_example_get_started_2(void) // { // lv_obj_t * btn = lv_button_create(lv_screen_active()); /*Add a button the current screen*/ // lv_obj_set_pos(btn, 10, 10); /*Set its position*/ // lv_obj_set_size(btn, 120, 50); /*Set its size*/ // lv_obj_add_event_cb(btn, btn_event_cb, LV_EVENT_ALL, NULL); /*Assign a callback to the button*/ // lv_obj_t * label = lv_label_create(btn); /*Add a label to the button*/ // lv_label_set_text(label, "Button"); /*Set the labels text*/ // lv_obj_center(label); // } void app_main(void) { ESP_LOGI(TAG,"Hello world!"); /* Print chip information */ esp_chip_info_t chip_info; uint32_t flash_size; esp_chip_info(&chip_info); ESP_LOGI(TAG,"This is %s chip with %d CPU core(s), %s%s%s%s, ", CONFIG_IDF_TARGET, chip_info.cores, (chip_info.features & CHIP_FEATURE_WIFI_BGN) ? "WiFi/" : "", (chip_info.features & CHIP_FEATURE_BT) ? "BT" : "", (chip_info.features & CHIP_FEATURE_BLE) ? "BLE" : "", (chip_info.features & CHIP_FEATURE_IEEE802154) ? ", 802.15.4 (Zigbee/Thread)" : ""); unsigned major_rev = chip_info.revision / 100; unsigned minor_rev = chip_info.revision % 100; ESP_LOGI(TAG,"silicon revision v%d.%d, ", major_rev, minor_rev); if (esp_flash_get_size(NULL, &flash_size) != ESP_OK) { ESP_LOGI(TAG,"Get flash size failed"); return; } ESP_LOGI(TAG,"%" PRIu32 "MB %s flash", flash_size / (uint32_t)(1024 * 1024), (chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external"); ESP_LOGI(TAG,"Minimum free heap size: %" PRIu32 " bytes", esp_get_minimum_free_heap_size()); ESP_LOGI(TAG,"sizeof(int) ==%d", sizeof(int)); ESP_LOGI(TAG,"LVGL version: %s", lv_version_info()); ESP_LOGI(TAG,"LVGL memory size: %u bytes", LV_MEM_SIZE); ESP_LOGI(TAG,"LVGL color depth: %d bits", LV_COLOR_DEPTH); spi_init(); lcd_init(); lv_init(); lv_tick_set_cb(custom_tick_get); lv_port_disp_init(); lv_example_get_started_1(); while (1) { // lcd_clear_buf(rand()); // lcd_send_full_buf(); // t = custom_tick_get(); // ESP_LOGI(TAG, "NOW is%lu", t); lv_task_handler(); vTaskDelay(1); // 必须让出CPU } }