upm  0.5.1
Sensor/Actuator repository for libmraa (v0.9.1)
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ecs1030.h
1 /*
2  * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.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 <math.h>
28 #include <mraa/aio.h>
29 #include <mraa/gpio.h>
30 
31 namespace upm {
32 
33 #define NUMBER_OF_SAMPLES 500
34 #define ADC_RESOLUTION 1024
35 #define SUPPLYVOLTAGE 5100
36 #define CURRENT_RATIO 2000.0
37 
38 #define HIGH 1
39 #define LOW 0
40 
41 #define TRUE HIGH
42 #define FALSE LOW
43 
75 class ECS1030 {
76  public:
77  static const uint8_t DELAY_MS = 20000 / NUMBER_OF_SAMPLES; /* 1/50Hz is 20ms period */
78  static const uint8_t VOLT_M = 5.1 / 1023;
79  static const uint8_t R_LOAD = 2000.0 / CURRENT_RATIO;
80 
86  ECS1030 (uint8_t pinNumber);
87 
91  ~ECS1030 ();
92 
96  double getCurrency_A ();
97 
101  double getPower_A ();
102 
106  double getCurrency_B ();
107 
111  double getPower_B ();
112 
116  std::string name() {
117  return m_name;
118  }
119  private:
120  std::string m_name;
121  mraa_aio_context m_dataPinCtx;
122 
123  double m_calibration;
124  int m_lastSample;
125  double m_lastFilter;
126  int m_sample;
127  double m_filteredSample;
128 };
129 }
~ECS1030()
Definition: ecs1030.cxx:45
double getPower_B()
Definition: ecs1030.cxx:95
double getCurrency_A()
Definition: ecs1030.cxx:54
double getCurrency_B()
Definition: ecs1030.cxx:74
std::string name()
Definition: ecs1030.h:116
ECS1030(uint8_t pinNumber)
Definition: ecs1030.cxx:35
API for the ECS1030 Non-Invasive Current/Electricity Sensor.
Definition: ecs1030.h:75
double getPower_A()
Definition: ecs1030.cxx:90