upm  1.7.1
Sensor/Actuator repository for libmraa (v2.0.0)
mic.h
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1 /*
2  * Author: Brendan Le Foll <brendan.le.foll@intel.com>
3  * Sisinty Sasmita Patra <sisinty.s.patra@intel.com>
4  *
5  * Copyright (c) 2016 Intel Corporation.
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining
8  * a copy of this software and associated documentation files (the
9  * "Software"), to deal in the Software without restriction, including
10  * without limitation the rights to use, copy, modify, merge, publish,
11  * distribute, sublicense, and/or sell copies of the Software, and to
12  * permit persons to whom the Software is furnished to do so, subject to
13  * the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be
16  * included in all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
22  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  */
26 
27 #ifndef MIC_H_
28 #define MIC_H_
29 
30 #pragma once
31 #include <stdlib.h>
32 #include <unistd.h>
33 
34 #include "upm.h"
35 #include "mraa/aio.h"
36 
48 typedef struct _mic_context {
49  mraa_aio_context aio;
50  uint16_t analog_pin;
51 } *mic_context;
52 
59 mic_context mic_init(int pin);
60 
66 void mic_close(mic_context dev);
67 
75 upm_result_t mic_get_value(mic_context dev, float* micval);
76 
77 #endif /* MIC_H_ */
void mic_close(mic_context dev)
Definition: mic.c:48
mic_context mic_init(int pin)
struct _mic_context * mic_context
Definition: mic.h:48
upm_result_t mic_get_value(mic_context dev, float *micval)
Definition: mic.c:54