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Dependencies: mbed
us015.h
- Committer:
- KINU
- Date:
- 2019-11-13
- Revision:
- 0:2acb3f965991
File content as of revision 0:2acb3f965991:
#ifndef __US015_H #define __US015_H #include "mbed.h" //==================================== // define定義 //==================================== #define US015_TRIGER_ON 1 // トリガーON #define US015_TRIGER_OFF 0 // トリガーOFF #define US015_TRIGER_PALUSE_WIDTH 10 // トリガーの幅 #define US015_PERIODIC_TRIGER 100000 // 音響測距トリガー #define US015_SOUND_OF_SPEED 0.340 // 音速[mm/us] //==================================== // 音響測距センサ(US015)の制御クラス //==================================== class US015 { public: US015(PinName trg, PinName ech); US015(PinName trg, PinName ech, float tkTime); float GetDistance(); void TrigerOut(); // トリガー出力 private: DigitalOut _trigerOut; // U015トリガー出力 InterruptIn _interruptEcho; // U015エコー入力 Timer timer; // 時間計測用のタイマ Ticker tk; // 周期処理用のチッカー float tmBegin; // エコーの立ち上がり時間 float tmEnd; // エコーの立ち下がり時間 float distance; // 距離測定 void EchoFall(); // エコーの立ち下がり処理 void EchoRise(); // エコーの立ち上がり処理 }; #endif