upm  1.7.1
Sensor/Actuator repository for libmraa (v2.0.0)
led.h
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1 /*
2  * Author: Brendan Le Foll <brendan.le.foll@intel.com>
3  * Contributions: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
4  * Sarah Knepper <sarah.knepper@intel.com>
5  * Abhishek Malik <abhishek.malik@intel.com>
6  * Copyright (c) 2016 Intel Corporation.
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining
9  * a copy of this software and associated documentation files (the
10  * "Software"), to deal in the Software without restriction, including
11  * without limitation the rights to use, copy, modify, merge, publish,
12  * distribute, sublicense, and/or sell copies of the Software, and to
13  * permit persons to whom the Software is furnished to do so, subject to
14  * the following conditions:
15  *
16  * The above copyright notice and this permission notice shall be
17  * included in all copies or substantial portions of the Software.
18  *
19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
23  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
24  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
25  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26  */
27 #ifndef LED_LED_H_
28 #define LED_LED_H_
29 
30 #include <stdlib.h>
31 #include <unistd.h>
32 #include <string.h>
33 #include <stdint.h>
34 #include "upm.h"
35 #include "mraa/gpio.h"
36 #include "mraa/led.h"
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
53 typedef struct _led_context {
54  mraa_gpio_context gpio;
55  mraa_led_context gpioled;
56  int led_pin;
57  const char* name;
58  int max_brightness;
59 } *led_context;
60 
67 led_context led_init(int pin);
68 
75 led_context led_init_str(const char* name);
76 
82 void led_close(led_context dev);
83 
90 upm_result_t led_on(led_context dev);
91 
98 upm_result_t led_off(led_context dev);
99 
100 #ifdef __cplusplus
101 }
102 #endif
103 
104 #endif /* LED_LED_H_ */
upm_result_t led_off(led_context dev)
Definition: led.c:115
Definition: led.h:53
upm_result_t led_on(led_context dev)
Definition: led.c:102
led_context led_init(int pin)
Definition: led.c:30
void led_close(led_context dev)
Definition: led.c:92
led_context led_init_str(const char *name)
Definition: led.c:60
struct _led_context * led_context