2024-12-01 13:49:43 +08:00
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/***
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* @Author: mbw
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* @Date: 2024-11-30 16:46:31
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* @LastEditors: mbw && 1600520629@qq.com
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2024-12-04 18:55:59 +08:00
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* @LastEditTime: 2024-12-04 16:18:21
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2024-12-01 13:49:43 +08:00
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* @FilePath: \ble_bjq_ch303rct6_ml307\bsp\inc\bsp_mq.h
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* @Description:
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* @
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* @Copyright (c) 2024 by ${git_name_email}, All Rights Reserved.
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*/
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/*
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* @Author : stark1898y 1658608470@qq.com
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* @Date : 2023-08-02 11:49:34
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* @LastEditors : stark1898y 1658608470@qq.com
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* @LastEditTime : 2024-06-19 09:42:35
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* @FilePath : \wuxi_alarm_ch32v303rct6_rtt\bsp\inc\bsp_mq.h
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* @Description :
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*
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* Copyright (c) 2023 by yzy, All Rights Reserved.
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*/
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#ifndef __BSP_MQ_H__
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#define __BSP_MQ_H__
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#include "board.h"
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// MQ采样间隔
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#define MQ_SAMPLING_INTERVAL_MS (100U)
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#define SENSOR_SAMPLING_TIMS (5U)
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// MQ采样时间窗口
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#define MQ_SAMPLING_S (uint8_t)(3U)
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// 5s 50个点 采样次数
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#define MQ_SAMPLING_TIMS (uint16_t)((1000 / MQ_SAMPLING_INTERVAL_MS) * MQ_SAMPLING_S)
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// MQ_SAMPLING_TIMS
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#define MQ_THRESHOLD_NORMAL_TIMS (uint16_t)((MQ_SAMPLING_TIMS / MQ_SAMPLING_S) * (MQ_SAMPLING_S * 0.7))
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#define MQ_THRESHOLD_ALARM_TIMS (uint16_t)((MQ_SAMPLING_TIMS / MQ_SAMPLING_S) * (MQ_SAMPLING_S * 0.7))
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#define MQ_THRESHOLD_FAULT_TIMS (uint16_t)((MQ_SAMPLING_TIMS / MQ_SAMPLING_S) * (MQ_SAMPLING_S * 0.7))
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// MQ传感器实际电压要放大
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#define MQ_VOLTAGE_RATIO (1.74F)
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// adc voltage 1000x
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2024-12-05 16:57:19 +08:00
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#define MQ_VOLTAGE_HIGH_LIMIT (4095U)
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2024-12-01 13:49:43 +08:00
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#define MQ_VOLTAGE_LOW_LIMIT (100U)
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#define MQ_VOLTAGE_ALARM_DEFAULT (uint16_t)(2500U)
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// 甲烷 5 VOL% = 50,000 ppm = 100 LEL; 1 LEL = 500 ppm
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// 丙烷 2.2 VOL% = 22,000 ppm = 100 %LEL; 1 LEL = 220 ppm; 8 LEL = 1760 ppm; 10 LEL = 2200 ppm;
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#define MQ_END_OF_LIFE_TIMS_DAYS (uint16_t)(365 * 5 + 30 * 3)
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2024-12-04 18:55:59 +08:00
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#define GAS_SNESOR_THREAD_STACK_SIZE (1024)
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2024-12-01 13:49:43 +08:00
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#define GAS_SENSOR_THREAD_PRIORITY 9
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#define GAS_SENSOR_THREAD_TIMESLICE 5
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#define MQ_EVENT_NORMAL_FLAG (1 << 0)
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#define MQ_EVENT_ALARM_FLAG (1 << 1)
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#define MQ_EVENT_END_OF_LIFE_FLAG (1 << 2)
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#define MQ_EVENT_OPEN_CIRCUIT_FLAG (1 << 3)
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#define MQ_EVENT_SHORT_CIRCUIT_FLAG (1 << 4)
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#define MQ_EVENT_CALIBRATION_FLAG (1 << 5)
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#define MQ_EVENT_FAULT_FLAG (1 << 6)
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#define MQ_EVENT_TO_BE_CALIB_FLAG (1 << 7)
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extern struct rt_event mq_event;
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typedef struct __attribute__((packed))
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{
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uint32_t expiration_seconds; // 传感器到期时间，s
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uint16_t alarm_value; // 报警器阈值
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uint8_t status_buffer[MQ_SAMPLING_TIMS]; // 采样缓存数组
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uint8_t detection_flag; // 实时检测的标志
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uint8_t end_of_life; // 寿命到期
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uint8_t last_life; // 上次状态
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uint8_t to_be_calib; // 待标定
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}TsSensor_t;
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extern TsSensor_t Sensor_device;
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typedef enum
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{
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kSensorNormal = 0,
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kSensorAlarm = 1,
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kSensorFault,
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kSensorEndOfLife,
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kSensorAbnormal,
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} TeH308Status;
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int BSP_MQ_Init(void);
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uint16_t Get_Gas_VoltageInt1000x(void);
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uint8_t IS_EndOfLife(void);
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#endif // !__BSP_MQ_H__
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