ESP32---定时器+消息队列的使用-Toy模板网

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/* Hello World Example

   This example code is in the Public Domain (or CC0 licensed, at your option.)

   Unless required by applicable law or agreed to in writing, this
   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
   CONDITIONS OF ANY KIND, either express or implied.
*/
#include <stdio.h>
#include "sdkconfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_spi_flash.h"
#include "esp_log.h"

#include "driver/timer.h"
#include "freertos/queue.h"
#include "driver/periph_ctrl.h"
#include "esp_types.h"
#define TIMER_DIVIDER         16  //  Hardware timer clock divider
#define TIMER_SCALE           (TIMER_BASE_CLK / TIMER_DIVIDER/1000)  // convert counter value to ms seconds
#define TIMER_INTERVAL0_SEC   (10) // sample test interval for the first timer
#define TEST_WITH_RELOAD      1        // testing will be done with auto reload
typedef struct {
    uint64_t timer_minute_count;
    uint64_t timer_second_count;
} timer_event_t;
timer_event_t g_timer_event;

xQueueHandle timer_queue;

void IRAM_ATTR timer_group0_isr(void *para)
{
    timer_spinlock_take(TIMER_GROUP_0);
    int timer_idx = (int) para;


    timer_event_t evt;

    timer_group_clr_intr_status_in_isr(TIMER_GROUP_0, TIMER_0);


    timer_group_enable_alarm_in_isr(TIMER_GROUP_0, timer_idx);

    xQueueSendFromISR(timer_queue, &evt, NULL);
    timer_spinlock_give(TIMER_GROUP_0);
}


static void example_tg0_timer_init(int timer_idx,
                                   bool auto_reload, double timer_interval_sec)
{
    /* Select and initialize basic parameters of the timer */
    timer_config_t config = {
        .divider = TIMER_DIVIDER,
        .counter_dir = TIMER_COUNT_UP,
        .counter_en = TIMER_PAUSE,
        .alarm_en = TIMER_ALARM_EN,
        .auto_reload = auto_reload,
    }; // default clock source is APB
    timer_init(TIMER_GROUP_0, timer_idx, &config);

    /* Timer's counter will initially start from value below.
       Also, if auto_reload is set, this value will be automatically reload on alarm */
    timer_set_counter_value(TIMER_GROUP_0, timer_idx, 0x00000000ULL);

    /* Configure the alarm value and the interrupt on alarm. */
    timer_set_alarm_value(TIMER_GROUP_0, timer_idx, timer_interval_sec * TIMER_SCALE);
    timer_enable_intr(TIMER_GROUP_0, timer_idx);
    timer_isr_register(TIMER_GROUP_0, timer_idx, timer_group0_isr,
                       (void *) timer_idx, ESP_INTR_FLAG_IRAM, NULL);

    timer_start(TIMER_GROUP_0, timer_idx);
}

static void timer_example_evt_task(void *arg)
{
    while (1) {
        timer_event_t evt;
        xQueueReceive(timer_queue, &evt, portMAX_DELAY);
        g_timer_event.timer_minute_count ++;
        //60s 计算一次 刷新时间
        if(g_timer_event.timer_minute_count >= 6000){
            g_timer_event.timer_minute_count = 0;
        }
        g_timer_event.timer_second_count ++;
        //1s计算一次 
        if(g_timer_event.timer_second_count >= 100){
            g_timer_event.timer_second_count = 0;
             ESP_LOGI("TIMER APP","run\r\n");
        }
    }
}


void ds_timer_init(void)
{
    g_timer_event.timer_minute_count = 0;
    g_timer_event.timer_second_count = 0;
    timer_queue = xQueueCreate(10, sizeof(timer_event_t));
    example_tg0_timer_init(TIMER_0, TEST_WITH_RELOAD, TIMER_INTERVAL0_SEC);
    xTaskCreate(timer_example_evt_task, "timer_evt_task", 2048, NULL, 5, NULL);
}



static const char *TAG="MAIN.APP";


static void test_task_example(void*arg)
{
    
    for(;;)
    {
        vTaskDelay(1000/portTICK_PERIOD_MS);
        printf("task run\r\n");
    }


}


void app_main(void)
{
    printf("Hello world cwcwcw!\n");

    /* Print chip information */
    esp_chip_info_t chip_info;
    esp_chip_info(&chip_info);
    printf("This is %s chip with %d CPU core(s), WiFi%s%s, ",
            CONFIG_IDF_TARGET,
            chip_info.cores,
            (chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
            (chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");

    printf("silicon revision %d, ", chip_info.revision);

    printf("%dMB %s flash\n", spi_flash_get_chip_size() / (1024 * 1024),
            (chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");

    printf("Minimum free heap size: %d bytes\n", esp_get_minimum_free_heap_size());

 
    ESP_LOGI(TAG,"hello there is hello world\r\n");


    xTaskCreate(test_task_example,"test_task_example",2048,NULL,10,NULL);
    ds_timer_init();
    while (1)
    {
        printf("sysyem run...\r\n");
        vTaskDelay(1000/portTICK_PERIOD_MS);        
    }
    

   

}

ESP32---定时器+消息队列的使用,ardunio