94 lines
2.9 KiB
C
94 lines
2.9 KiB
C
/*
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* Copyright (c) 2008 Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of the copyright holders nor the names of
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \file
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*
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* \brief
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* Interface for the onboard temperature sensor.
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*
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* \author
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* Mike Vidales mavida404@gmail.com
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*
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*/
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#ifndef TEMP_H_
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#define TEMP_H_
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#include <stdint.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "adc.h"
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#define PROGMEM_DECLARE(x) x __attribute__((__progmem__))
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/** \addtogroup lcd */
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/** \{ */
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/** Type used with \ref temp_get() to select temperature unit */
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typedef enum {
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TEMP_UNIT_CELCIUS,
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TEMP_UNIT_FAHRENHEIT
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} temp_unit_t;
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/** \name Definition of Port Pin for temp sensor. */
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/** \{ */
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#define TEMP_PORT PORTF
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#define TEMP_DDR DDRF
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#define TEMP_PIN PINF
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#define TEMP_BIT_IN 4
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#define TEMP_BIT_PWR 6
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/** \} */
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/** \brief Initialize the temperature sensor
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* ADC2=EXT_SUPL_SIG can also be measured and sent
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* to the 1284p along with the temperature reading.
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*
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* \return EOF on error
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*/
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#define MEASURE_ADC2 1 //adds 250 bytes to program size
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int temp_init(void);
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/** \brief De-initialize the temperature sensor
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*
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*/
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void temp_deinit(void);
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/** \brief Read current temperature
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*
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* \param[in] unit Selected temperature unit (\ref temp_unit_t)
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*
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*
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* \return EOF on error
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*/
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int16_t temp_get(temp_unit_t unit);
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/** \} */
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#endif /* TEMP_H_ */
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