X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;ds=sidebyside;f=examples%2Flpc2378%2Fhw%2Fhw_thermo.h;fp=examples%2Flpc2378%2Fhw%2Fhw_thermo.h;h=de5edcc78a787fa0a5f3deae2b2aedbc7868c491;hb=ab067bd420a6e48b25d66444d97ee229b48bcb23;hp=0000000000000000000000000000000000000000;hpb=8284fb65c8c8f9fd233da33fd08f1f81b64cb94b;p=bertos.git diff --git a/examples/lpc2378/hw/hw_thermo.h b/examples/lpc2378/hw/hw_thermo.h new file mode 100644 index 00000000..de5edcc7 --- /dev/null +++ b/examples/lpc2378/hw/hw_thermo.h @@ -0,0 +1,182 @@ +/** + * \file + * + * + * \brief thermo hardware-specific control functions. + * + * \version $Id: hw_thermo.h 1440 2008-06-10 17:59:13Z asterix $ + * \author Francesco Sacchi + * + */ + +#ifndef HW_THERMO_H +#define HW_THERMO_H + +#include "thermo_map.h" +#include "ntc_map.h" + +#include +#include + +#include +#include + +#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 */