upm  1.7.1
Sensor/Actuator repository for libmraa (v2.0.0)
ad8232.h
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1 /*
2  * Author: Jon Trulson <jtrulson@ics.com>
3  * Abhishek Malik <abhishek.malik@intel.com>
4  * Copyright (c) 2016 Intel Corporation.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining
7  * a copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sublicense, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be
15  * included in all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  */
25 
26 #ifndef AD8232_H_
27 #define AD8232_H_
28 
29 #include <stdlib.h>
30 #include <unistd.h>
31 #include <string.h>
32 
33 #include "upm.h"
34 #include "mraa/aio.h"
35 #include "mraa/gpio.h"
36 
37 #define AD8232_DEFAULT_AREF 3.3
38 
50 typedef struct _ad8232_context {
51  mraa_aio_context aio;
52  mraa_gpio_context gpio_lo_plus;
53  mraa_gpio_context gpio_lo_minus;
54  int a_res;
56 
65 ad8232_context ad8232_init(int lo_plus, int lo_minus, int output, float a_ref);
66 
71 
80 upm_result_t ad8232_get_value(ad8232_context dev, int* value);
81 
82 #endif /* AD8232_H_ */
ad8232_context ad8232_init(int lo_plus, int lo_minus, int output, float a_ref)
Definition: ad8232.c:28
struct _ad8232_context * ad8232_context
upm_result_t ad8232_get_value(ad8232_context dev, int *value)
Definition: ad8232.c:69
Definition: ad8232.h:50
void ad8232_close(ad8232_context dev)
Definition: ad8232.c:58