upm  0.5.1
Sensor/Actuator repository for libmraa (v0.9.1)
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ta12200.h
1 /*
2  * Author: Jon Trulson <jtrulson@ics.com>
3  * Copyright (c) 2014 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 <string>
27 #include <iostream>
28 #include <stdint.h>
29 #include <sys/time.h>
30 #include <mraa/aio.h>
31 
32 // default ADC resolution.
33 #define TA12200_ADC_RES 1024
34 
35 namespace upm {
61  class TA12200 {
62  public:
68  TA12200(int pin);
69 
73  ~TA12200();
74 
81  uint32_t getMillis();
82 
87  void initClock();
88 
94  unsigned int highestValue();
95 
104  float milliAmps(unsigned int val, int res=TA12200_ADC_RES);
105 
106  private:
107  struct timeval m_startTime;
108  mraa_aio_context m_aio;
109  };
110 }
111 
112 
API for the TA12-200 Current Transformer.
Definition: ta12200.h:61
void initClock()
Definition: ta12200.cxx:51
unsigned int highestValue()
Definition: ta12200.cxx:85
TA12200(int pin)
Definition: ta12200.cxx:34
uint32_t getMillis()
Definition: ta12200.cxx:56
float milliAmps(unsigned int val, int res=TA12200_ADC_RES)
Definition: ta12200.cxx:102
~TA12200()
Definition: ta12200.cxx:46