OpenModem/Modem/hw/hw_thermo.h

182 lines
3.8 KiB
C

/**
* \file
* <!--
* This file is part of BeRTOS.
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* Bertos is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
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* file does not by itself cause the resulting executable to be covered by
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* Copyright 2008 Develer S.r.l. (http://www.develer.com/)
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*
* \brief thermo hardware-specific control functions.
*
* \author Francesco Sacchi <batt@develer.com>
*
*/
#ifndef HW_THERMO_H
#define HW_THERMO_H
#include "thermo_map.h"
#include "ntc_map.h"
#include <drv/phase.h>
#include <drv/ntc.h>
#include <cfg/debug.h>
#include <cfg/compiler.h>
#warning TODO:This is an example implentation, you must implement it!
/*!
* This function should return the temperature set tolerance.
*/
INLINE deg_t thermo_hw_tolerance(ThermoDev dev)
{
ASSERT(dev < THERMO_CNT);
switch (dev)
{
case THERMO_TEST:
/* Put here convertion function to temperature size */
break;
/* Put here your thermo device */
default:
ASSERT(0);
}
return 0;
}
/*!
* This function should return the timeout for reaching the
* target temperature.
*/
INLINE ticks_t thermo_hw_timeout(ThermoDev dev)
{
ASSERT(dev < THERMO_CNT);
switch (dev)
{
case THERMO_TEST:
/* return ms_to_ticks(60000); */
break;
/* Put here a time out for select thermo device */
default:
ASSERT(0);
}
return 0;
}
/*!
* Read the temperature of the hw device \a dev.
*/
INLINE deg_t thermo_hw_read(ThermoDev dev)
{
return ntc_read(dev);
}
/*!
* Turns off a specific device.
* This function is usefull to handle errors.
*/
INLINE void thermo_hw_off(ThermoDev dev)
{
ASSERT(dev < THERMO_CNT);
switch (dev)
{
case THERMO_TEST:
phase_setPower(TRIAC_TEST, 0);
break;
/* Put here a thermo device to turn off */
default:
ASSERT(0);
}
}
/*!
* Based on the current temperature \a cur_temp and the target temperature \a target, this function turns on and off specific
* triac channel and handles the freezer alarm.
* 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);
deg_t dist = target - cur_temp;
//kprintf("dev[%d], dist[%d]\n", dev, dist);
switch(dev)
{
case THERMO_TEST:
if (dist > 0)
{
/* phase_setPower(TRIAC_TEST, dist * PID_TEST_K); */
}
else
{
/* phase_setPower(TRIAC_TEST, 0); */
}
break;
/* Put here an other thermo device */
default:
ASSERT(0);
}
}
#define THERMO_HW_INIT _thermo_hw_init()
/*!
* Init hw associated with thermo-control.
*/
INLINE void _thermo_hw_init(void)
{
ASSERT(phase_initialized);
ASSERT(ntc_initialized);
phase_setPower(TRIAC_TEST, 0);
/* Add here the other thermo device */
}
#endif /* HW_THERMO_H */