2024-07-11 18:14:13 +08:00
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#ifndef __HCSR04_H
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#define __HCSR04_H
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#include "main.h"
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2024-07-13 15:22:46 +08:00
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extern uint32_t sonor_distance; // 测量出的距离，单位mm
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2024-07-15 20:10:12 +08:00
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extern uint8_t sonor_state; // 测距状态变量，0：未测量，1：正在测量，2：已测量
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2024-07-13 15:22:46 +08:00
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void HC_SR04_Init(void);
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uint32_t sonar_mm(void);
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// 测距完毕回调，执行完自定义任务后将sonor_state置0
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2024-07-15 20:10:12 +08:00
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void Sonar_CP_Callback(void);
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2024-07-11 18:14:13 +08:00
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#endif
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