blob: 3db5f9d08bd4e8e4c18d523277de9caa7b52cd30 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
/*
* Copyright (c) 2017 Samsung Electronics Co., Ltd.
*
* Contact: Jin Yoon <jinny.yoon@samsung.com>
* Geunsun Lee <gs86.lee@samsung.com>
* Eunyoung Lee <ey928.lee@samsung.com>
* Junkyu Han <junkyu.han@samsung.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __RCC_RESOURCE_GAS_DETECTION_SENSOR_H__
#define __RCC_RESOURCE_GAS_DETECTION_SENSOR_H__
/**
* @brief Reads the value of gpio connected to the gas detection sensor(fc-22).
* @param[in] pin_num The number of the gpio pin connected to the digital pin of gas detection sensor
* @param[out] out_value The value of the gpio (zero or non-zero)
* @return 0 on success, otherwise a negative error value
* @see If the gpio pin is not open, creates gpio handle before reading the value of gpio.
*/
extern int resource_read_gas_detection_sensor(int pin_num, uint32_t *out_value);
#endif /* __RCC_RESOURCE_GAS_DETECTION_SENSOR_H__ */
|