MicroAPRS/bertos/hw/hw_thermo.h

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2014-04-03 14:21:37 -06:00
/**
* \file
* <!--
* This file is part of BeRTOS.
*
* Bertos is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As a special exception, you may use this file as part of a free software
* library without restriction. Specifically, if other files instantiate
* templates or use macros or inline functions from this file, or you compile
* this file and link it with other files to produce an executable, this
* file does not by itself cause the resulting executable to be covered by
* the GNU General Public License. This exception does not however
* invalidate any other reasons why the executable file might be covered by
* the GNU General Public License.
*
* Copyright 2008 Develer S.r.l. (http://www.develer.com/)
* All Rights Reserved.
* -->
*
* \brief thermo hardware-specific control functions.
*
* \author Francesco Sacchi <batt@develer.com>
*
*/
#ifndef HW_THERMO_H
#define HW_THERMO_H
#include "hw/thermo_map.h"
#include <cfg/debug.h>
#include <drv/ntc.h>
INLINE ticks_t thermo_hw_timeout(ThermoDev dev)
{
(void)dev;
return 0;
}
/**
* This function should return the temperature set tolerance.
*/
INLINE deg_t thermo_hw_tolerance(ThermoDev dev)
{
(void)dev;
return 0;
}
/**
* Read the temperature of the hw device \a dev.
*/
INLINE deg_t thermo_hw_read(ThermoDev dev)
{
ASSERT(dev < THERMO_CNT);
/* Put here the code to read current temperature */
return 0;
}
/**
* Turns off a specific device.
* This function is usefull to handle errors.
*/
INLINE void thermo_hw_off(ThermoDev dev)
{
ASSERT(dev < THERMO_CNT);
/* Put here the code to turn off the thermo device */
}
/**
* Based on the current temperature \a cur_temp and the target temperature \a target,
* this function turns on and off specific thermo device.
* It may use also PID control for thermo-regolations.
*/
INLINE void thermo_hw_set(ThermoDev dev, deg_t target, deg_t cur_temp)
{
ASSERT(dev < THERMO_CNT);
if (target - cur_temp > 0)
{
/*
* We are leveaving the target temperature, so
* turn on the thermo device!
*/
}
else
{
/*
* Ok, we are near the target temperature, so
* turn off the thermo device!
*/
}
}
#define THERMO_HW_INIT _thermo_hw_init()
/**
* Init hw associated with thermo-control.
*/
INLINE void _thermo_hw_init(void)
{
/* Init your devices here! */
}
#endif /* HW_THERMO_H */