Daniele Briguglio / UltrasonicSensor

Use this repository for pilot an ultrasonic sensor

Fork of UltrasonicSensor by Daniele Briguglio

UltrasonicSensor.h@0:8ca9f71b386d, 2018-01-15 (annotated)

Committer:
danky02
Date:
Mon Jan 15 20:35:11 2018 +0000
Revision:
0:8ca9f71b386d
Child:
1:9d56714c1119
prova

Who changed what in which revision?

UserRevisionLine numberNew contents of line
danky02 0:8ca9f71b386d 1 /*
danky02 0:8ca9f71b386d 2 UltrasonicSensor.h - drive a distance sensor- Version 1.0.0
danky02 0:8ca9f71b386d 3 Copyright (c) 2018 Daniele Briguglio. All right reserved.
danky02 0:8ca9f71b386d 4
danky02 0:8ca9f71b386d 5 This library is free software; you can redistribute it and/or
danky02 0:8ca9f71b386d 6 modify it under the terms of the GNU Lesser General Public
danky02 0:8ca9f71b386d 7 License as published by the Free Software Foundation; either
danky02 0:8ca9f71b386d 8 version 2.1 of the License, or (at your option) any later version.
danky02 0:8ca9f71b386d 9 */
danky02 0:8ca9f71b386d 10
danky02 0:8ca9f71b386d 11 /*
danky02 0:8ca9f71b386d 12 The methods are:
danky02 0:8ca9f71b386d 13
danky02 0:8ca9f71b386d 14 UltrasonicSensor - Class for manipulating Ultrasonic Sensor
danky02 0:8ca9f71b386d 15
danky02 0:8ca9f71b386d 16 attach(echo, trigger) - Attaches a Ultrasonic Sensor to an i/o pin,
danky02 0:8ca9f71b386d 17 default pins are D9 for echo and D8 for trigger.
danky02 0:8ca9f71b386d 18
danky02 0:8ca9f71b386d 19 read() - Read distance measured by the sensor.
danky02 0:8ca9f71b386d 20 */
danky02 0:8ca9f71b386d 21
danky02 0:8ca9f71b386d 22 #ifndef UltrasonicSensor_h
danky02 0:8ca9f71b386d 23 #define UltrasonicSensor_h
danky02 0:8ca9f71b386d 24
danky02 0:8ca9f71b386d 25 #include <mbed.h>
danky02 0:8ca9f71b386d 26
danky02 0:8ca9f71b386d 27 namespace mbed {
danky02 0:8ca9f71b386d 28
danky02 0:8ca9f71b386d 29 class UltrasonicSensor {
danky02 0:8ca9f71b386d 30
danky02 0:8ca9f71b386d 31 public:
danky02 0:8ca9f71b386d 32 /** Create a UltrasonicSensor connection to the specified pin
danky02 0:8ca9f71b386d 33 *
danky02 0:8ca9f71b386d 34 * @param pin echo pin to connect to
danky02 0:8ca9f71b386d 35 * @param pin trigger pin to connect to
danky02 0:8ca9f71b386d 36 */
danky02 0:8ca9f71b386d 37 UltrasonicSensor(PinName echo, PinName trigger);
danky02 0:8ca9f71b386d 38
danky02 0:8ca9f71b386d 39 /** begin of reading
danky02 0:8ca9f71b386d 40 *
danky02 0:8ca9f71b386d 41 * @param float set correction for the reader
danky02 0:8ca9f71b386d 42 */
danky02 0:8ca9f71b386d 43 void begin(float correction);
danky02 0:8ca9f71b386d 44 void begin(void);
danky02 0:8ca9f71b386d 45
danky02 0:8ca9f71b386d 46 /** Return the reader
danky02 0:8ca9f71b386d 47 *
danky02 0:8ca9f71b386d 48 * @returns float read the distance
danky02 0:8ca9f71b386d 49 */
danky02 0:8ca9f71b386d 50 float read(void);
danky02 0:8ca9f71b386d 51
danky02 0:8ca9f71b386d 52 protected:
danky02 0:8ca9f71b386d 53 void begin2(void);
danky02 0:8ca9f71b386d 54 DigitalOut _trigger;
danky02 0:8ca9f71b386d 55 DigitalIn _echo;
danky02 0:8ca9f71b386d 56 int distance;
danky02 0:8ca9f71b386d 57 int corr;
danky02 0:8ca9f71b386d 58 Timer sonar;
danky02 0:8ca9f71b386d 59 };
danky02 0:8ca9f71b386d 60 }
danky02 0:8ca9f71b386d 61
danky02 0:8ca9f71b386d 62 #endif