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75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
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/*
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* Author: Jon Trulson <jtrulson@ics.com>
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* Abhishek Malik <abhishek.malik@intel.com>
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* Copyright (c) 2016 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#pragma once
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include "upm.h"
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#include "mraa/aio.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* device context
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*/
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typedef struct _grovemoisture_context {
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mraa_aio_context aio;
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uint16_t analog_pin;
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} *grovemoisture_context;
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/**
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* Init function
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*
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* @param pin analog pin number
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* @return void* pointer to the sensor struct
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*/
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grovemoisture_context grovemoisture_init(int pin);
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/**
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* Close function
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*
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* @param dev pointer to the sensor structure
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*/
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void grovemoisture_close(grovemoisture_context dev);
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/**
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* Get Moisture function.
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*
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* @param dev pointer to the sensor struct
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* @param moisture pointer that will be used to store the
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* output value from the sensor
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*/
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upm_result_t grovemoisture_get_moisture(grovemoisture_context dev,
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int* moisture);
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#ifdef __cplusplus
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}
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#endif
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