80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
#ifndef ADC_MANAGER_H
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#define ADC_MANAGER_H
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#include "config.h"
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#include <esp_adc/adc_oneshot.h>
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#include <esp_adc/adc_cali.h>
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#include <esp_adc/adc_cali_scheme.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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class AdcManager {
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public:
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static AdcManager& GetInstance();
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// 初始化ADC系统
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bool Initialize();
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// 读取压感传感器数据
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void ReadPressureSensorData();
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// 获取当前压感值
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int GetCurrentPressureValue() const;
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// 获取ADC原始值数组
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const int* GetPressureAdcValues() const;
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// 获取有效样本数量
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size_t GetPressureSampleCount() const;
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// 启动/停止ADC任务
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void StartAdcTask();
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void StopAdcTask();
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// 检查是否已初始化
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bool IsInitialized() const { return initialized_; }
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// 基于ADC值判断压力状态
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bool IsPressureDetected() const;
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bool IsLightPressure() const;
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// 长时间不动检测
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bool IsLongTimeNoMovement() const;
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uint32_t GetNoMovementDuration() const; // 返回不动持续时间(秒)
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// 压力检测触发音乐播放
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void TriggerMusicPlayback();
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void TriggerMusicPauseback();
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private:
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AdcManager() = default;
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~AdcManager() = default;
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AdcManager(const AdcManager&) = delete;
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AdcManager& operator=(const AdcManager&) = delete;
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void InitializeAdc();
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void CheckLongTimeNoMovement(int adc_value);
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static void AdcTask(void *pvParameters);
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bool initialized_ = false;
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adc_oneshot_unit_handle_t adc1_handle_;
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adc_cali_handle_t adc1_cali_handle_;
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// 压感传感器数据
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static constexpr size_t kPressureAdcDataCount = 10;
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int pressure_adc_values_[kPressureAdcDataCount];
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size_t pressure_data_index_ = 0;
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int current_pressure_value_ = 0;
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// 长时间不动检测相关变量
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int last_stable_value_ = 0;
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uint32_t no_movement_start_time_ = 0;
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bool is_no_movement_detected_ = false;
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static constexpr int kMovementThreshold = 50; // ADC变化阈值
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static constexpr uint32_t kLongTimeThreshold = 30; // 长时间阈值(秒)
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// 任务句柄
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TaskHandle_t adc_task_handle_ = nullptr;
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};
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#endif // ADC_MANAGER_H
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