/**
* @brief Entry point to start execution at
*
* This is the main entry point where execution will start. It initializes the
* hardware and enters an infinite loop handling any upcoming events not yet
* covered.
*
* @note This function makes use of the attribute "OS_main". For details
* refer to [1].
*
* [1]: http://gcc.gnu.org/onlinedocs/gcc/Function-Attributes.html
*
* @return Should never return anything
*/
__attribute__((OS_main)) int main()
{
uart_init();
log_main("Init...\n");
preferences_init();
#if (ENABLE_DCF_SUPPORT == 1)
dcf77_init();
#endif
display_init();
datetime_init();
ldr_init();
pwm_init();
irmp_init();
timer_init();
user_init();
sei();
pwm_on();
log_main("Init finished\n");
while (1) {
brightness_handle();
datetime_handle();
handle_ir_code();
#if (ENABLE_UART_PROTOCOL == 1)
uart_protocol_handle();
#endif /* (ENABLE_UART_PROTOCOL == 1) */
#if (ENABLE_DCF_SUPPORT == 1)
datetime_t dt;
// TODO: Make sure dcf77_getDateTime() validates its result
if (dcf77_get_datetime(&dt)) {
datetime_set(&dt);
}
#endif
}
}
/*---------------------------------------------------------------------------------------------------------------------------------------------------
* MAIN: main routine
*---------------------------------------------------------------------------------------------------------------------------------------------------
*/
//int main(void) __attribute__((noreturn)); /* saves some Bytes but produces warning */
int
main (void)
{
static DATETIME datetime;
uart_init(); // initialize uart
log_main("Init...\n");
wcEeprom_init();
# if (DCF_PRESENT == 1)
dcf77_init (); // initialize dcf77
# endif
display_init (); // initialize display
{ // local to save stack
uint8_t i2c_errorcode;
uint8_t i2c_status;
if (! i2c_rtc_init (&i2c_errorcode, &i2c_status)) // initialize rtc
{
log_main("RTC init failed\n");
// TODO: error handling
}
}
ldr_init (); // initialize ldr
pwm_init (); // initialize pwm
irmp_init (); // initialize irmp
timer_init (); // initialize timer
user_init();
sei (); // enable interrupts
pwm_on (); // switch on pwm
//pwm_set_base_brightness_step(MAX_PWM_STEPS-1); /// @todo remove if ldr stuff is working
log_main("Init finished\n");
for (;;)
{
handle_brightness ();
handle_datetime (&datetime); // check & display new time, if necessary
handle_ir_code (); // handle ir user interaction
# if (DCF_PRESENT == 1)
if (dcf77_getDateTime (&datetime)) // handle dcf77 examination (enable_dcf77_ISR must be TRUE to enable analysis)
{
i2c_rtc_write (&datetime);
soft_seconds = datetime.ss;
user_setNewTime (&datetime);
}
# endif /** (DCF_PRESENT == 1) */
}
}
