/*********************************************************************
Main Program Loop
**********************************************************************/
int main()
{
/* Initializations */
debug_init(); /* This should be first. */
timer_init();
/* This should be before any GPIO activities. */
uint32 ret_val = bcm2835_init();
if ( ret_val == 0 )
{
DEBUG_MSG_ERROR("bcm2835_init() failed.");
}
pwm_init();
pump_init();
therm_init();
pid_init();
pump_start();
/* Take temperature as input from console. */
float setpoint;
printf("Set your desired temperature: ");
scanf("%f", &setpoint);
pid_update_temp_setpoint(setpoint);
pid_gain_params pid_gain;
pid_gain.k_p = 1;
pid_gain.k_d = 1;
pid_gain.k_i = 1;
pid_gain.k_windup = 1;
pid_set_gain(&pid_gain);
/* Main Program Loop */
while (1)
{
pwm_run();
therm_capture();
pid_loop();
}
pump_stop();
/* De-initializations */
pump_deinit();
pid_deinit();
pwm_deinit();
/* This should be after all GPIO activities. */
ret_val = bcm2835_close();
if ( ret_val == 0 )
{
DEBUG_MSG_ERROR("bcm2835_close() failed.");
}
timer_deinit();
debug_deinit(); /* This should be last. */
return 0;
}
void watering_system_init(uint64_t start_delay, uint64_t time_between_watering, uint32_t watering_cycles, uint32_t pumping_time, uint64_t dry_time){
pump_ptr p;
p = (pump_ptr)_mem_alloc_zero(sizeof(pump));
pump_init(p);
ws_params.pump = p;
watering_system_update(start_delay, time_between_watering, watering_cycles, pumping_time, dry_time);
}
/**
* initialize - Performs all initialization procedures
*
* Returns a CHARLIE_STAT_* constant that indicates the succes or
* failure of the initialization.
*/
static uint8_t initialize(void)
{
charlie.shutdown = FALSE;
init_atmega();
init_ports();
debug_init_ports();
rs232_init();
spi_init_master();
i2c_init();
if (rtc_init()) {
return CHARLIE_STAT_RTC_ERROR;
}
time_init();
time_sync_to_realtime();
sched_init();
if (card_init()) {
return CHARLIE_STAT_CARD_ERROR;
}
if (fsys_init()) {
return CHARLIE_STAT_FSYS_ERROR;
}
if (fsys_check_read_only()) {
return CHARLIE_STAT_FSYS_READONLY;
}
cfg_load();
if (enc28j60_init(&cfg.mac_addr)) {
return CHARLIE_STAT_NET_ERROR;
}
net_init();
adc_init();
sensors_init();
pump_init();
plants_init();
sei();
return CHARLIE_STAT_OK;
}
