upm  1.6.0
Sensor/Actuator repository for libmraa (v1.9.0)
maxsonarez.hpp
1 /*
2  * Author: Jon Trulson <jtrulson@ics.com>
3  * Copyright (c) 2015 Intel Corporation.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be
14  * included in all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  */
24 #pragma once
25 
26 #include <iostream>
27 #include <string>
28 #include <mraa/aio.h>
29 
30 // EZ series is volts/512
31 #define MAXSONAREZ_RES 512
32 
33 namespace upm {
70  class MAXSONAREZ {
71  public:
72 
79  MAXSONAREZ(int pin, float aref=5.0);
80 
84  ~MAXSONAREZ();
85 
91  int inches();
92 
93  private:
94  mraa_aio_context m_aio;
95  float m_aref;
96  // ADC resolution
97  int m_aRes;
98  // computed volts per inch
99  float m_vI;
100  };
101 }
102 
103 
API for the LV-MaxSonar-EZ Family of Ultrasonic Rangers.
Definition: maxsonarez.hpp:70
~MAXSONAREZ()
Definition: maxsonarez.cxx:50
C++ API for the kxtj3 driver.
Definition: a110x.hpp:29
int inches()
Definition: maxsonarez.cxx:55
MAXSONAREZ(int pin, float aref=5.0)
Definition: maxsonarez.cxx:34