143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/**
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* @file FluxButton.c
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* @brief 控制板按键源文件
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*
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* 实现按键初始化及响应功能
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*
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* @author wang xiang en
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* @date 2025-11-28
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* @version 版本号
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* @copyright 版权声明（(C)2025, YUWELL MEDTECH Co.ltd）
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*/
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#include <stdio.h>
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#include "user_power_task.h"
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#include "driver/gpio.h"
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/* 日志打印标签 */
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static const char *S_BUTTON_TAG = "tag_user_button";
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/**
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* @brief 按键事件处理函数
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*
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* 将按键触发事件绑定到此函数中，按键事件发生后执行该函数。
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*
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* @param[in] arg not used
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* @param[in] data 按键事件枚举值
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*/
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static void button_event_cb(void *arg, void *data)
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{
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/* 按键事件出发后发送日志信息到屏幕 */
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ESP_LOGI(S_BUTTON_TAG, "Button event %d", (int)data);
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switch ((int)data)
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{
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/* 电源按键按下事件 */
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case BUTTON_CMD_POWER_ON:
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POWER_ON;
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break;
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case BUTTON_CMD_POWER_OFF:
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POWER_OFF;
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break;
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default:
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break;
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}
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}
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/**
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* @brief 单个按键初始化函数
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*
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* 根据按键编号，初始化对应的按键IO，并设置按键回调函数为button_event_cb
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*
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* @param[in] button_num 按键编号
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*/
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static void single_button_init(uint32_t button_num)
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{
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uint8_t activeLevel = BUTTON_POWERIN_ACTIVE_LEVEL;
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/* 按键配置结构体初始化 */
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button_config_t btn_cfg = {
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.type = BUTTON_TYPE_GPIO,
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.gpio_button_config = {
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.gpio_num = button_num,
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.active_level = activeLevel,
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},
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};
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button_handle_t btn = iot_button_create(&btn_cfg);
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assert(btn);
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/* 注册按键事件处理函数 */
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esp_err_t err = ESP_OK;
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/* Turn off by double-clicking the power button */
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err |= iot_button_register_cb(btn, BUTTON_DOUBLE_CLICK, button_event_cb, (void *)BUTTON_CMD_POWER_OFF);
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/* Turn on by long-pressing the power button */
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err |= iot_button_register_cb(btn, BUTTON_LONG_PRESS_HOLD, button_event_cb, (void *)BUTTON_CMD_POWER_ON);
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ESP_ERROR_CHECK(err);
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}
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// 电源管理任务，初始化按键之后接收外部消息并处理
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void power_manager_task(void* arg)
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{
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GeneralMsg_t received_msg;
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gpio_reset_pin(BUTTON_POWER_OUT_IO_NUM);
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gpio_set_direction(BUTTON_POWER_OUT_IO_NUM, GPIO_MODE_OUTPUT); // 将控制按键设置为输出
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/* 初始化顶部的电源按键 */
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single_button_init(BUTTON_POWER_IN_IO_NUM);
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// 初始化背光调节LEDC
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// Prepare and then apply the LEDC PWM timer configuration
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ledc_timer_config_t ledc_timer = {
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.speed_mode = LEDC_MODE,
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.duty_resolution = LEDC_DUTY_RES,
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.timer_num = LEDC_TIMER,
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.freq_hz = LEDC_FREQUENCY, // Set output frequency at 4 kHz
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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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// Prepare and then apply the LEDC PWM channel configuration
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ledc_channel_config_t ledc_channel = {
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.speed_mode = LEDC_MODE,
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.channel = LEDC_CHANNEL,
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.timer_sel = LEDC_TIMER,
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.intr_type = LEDC_INTR_DISABLE,
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.gpio_num = LEDC_OUTPUT_IO,
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.duty = 0, // Set duty to 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_ERROR_CHECK(ledc_set_duty(LEDC_LOW_SPEED_MODE, LEDC_CHANNEL_0, 10));
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ESP_ERROR_CHECK(ledc_update_duty(LEDC_LOW_SPEED_MODE, LEDC_CHANNEL_0));
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while (1)
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{
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if(xQueueReceive(xPowerTaskQueue, &received_msg, portMAX_DELAY)) //若没有消息接收则将任务设置为阻塞态
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{
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switch (received_msg.type)
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{
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case MSG_TYPE_POWER_OFF:
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POWER_OFF;
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break;
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default:
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break;
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}
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}
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}
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} |