/**
* \brief Interrupt handler for the RTC. Refresh the display.
*/
void RTC_Handler(void)
{
uint32_t ul_status = rtc_get_status(RTC);
/* Second increment interrupt */
if ((ul_status & RTC_SR_SEC) == RTC_SR_SEC) {
/* Disable RTC interrupt */
rtc_disable_interrupt(RTC, RTC_IDR_SECDIS);
refresh_display();
rtc_clear_status(RTC, RTC_SCCR_SECCLR);
rtc_enable_interrupt(RTC, RTC_IER_SECEN);
} else {
/* Time or date alarm */
if ((ul_status & RTC_SR_ALARM) == RTC_SR_ALARM) {
/* Disable RTC interrupt */
rtc_disable_interrupt(RTC, RTC_IDR_ALRDIS);
gs_ul_alarm_triggered = 1;
refresh_display();
/* Show additional menu item for clear notification */
gs_ul_menu_shown = 0;
rtc_clear_status(RTC, RTC_SCCR_ALRCLR);
rtc_enable_interrupt(RTC, RTC_IER_ALREN);
}
}
}
void terminate(const char *s)
{
rtc_disable_interrupt(RTC, RTC_IDR_ALRDIS);//disabilito interrupt RTC
rtt_disable_interrupt(RTT, RTT_MR_RTTINCIEN);//disabilito interrupt RTT
afec_disable(AFEC0);//disabilito convertitore A/D
dacc_disable_channel(DACC_BASE, DACC_CHANNEL);//disabilito convertitore D/A
write_record_syslog(s);
write_record_syslog("Programma terminato!");
close_logfile_SD(); //chiudo logfile
f_close(&syslog_file_object); //chiudo file syslog
dac_out=0;//azzero tensione in uscita
ioport_set_pin_level(LED_SD_USE, IOPORT_PIN_LEVEL_HIGH); //spengo led SD_USE
ioport_set_pin_level(LED_SYSTEM_READY, IOPORT_PIN_LEVEL_HIGH); //spengo led SD_PRESENT
ioport_set_pin_level(LED_ERROR, IOPORT_PIN_LEVEL_LOW); //accendo led ERROR
exit(EXIT_SUCCESS);
}
static void ui_display_disable_rtc(void)
{
rtc_disable_interrupt(&AVR32_RTC);
rtc_disable(&AVR32_RTC);
}
void rtc_init_counter_mode() {
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
RTC_InitTypeDef RTC_InitStructure;
/* Enable the PWR clock */
RCC_APB1PeriphClockCmd(RCC_APB1Periph_PWR, ENABLE);
/* Allow access to RTC */
PWR_RTCAccessCmd(ENABLE);
/* Reset RTC Domain */
RCC_RTCResetCmd(ENABLE);
RCC_RTCResetCmd(DISABLE);
/* Enable the LSE OSC */
RCC_LSEConfig(RCC_LSE_ON );
/* Wait till LSE is ready */
while (RCC_GetFlagStatus(RCC_FLAG_LSERDY ) == RESET) {
}
/* Select the RTC Clock Source */
RCC_RTCCLKConfig(RCC_RTCCLKSource_LSE );
/* Set the RTC time base to 1s */
RTC_InitStructure.RTC_HourFormat = RTC_HourFormat_24;
RTC_InitStructure.RTC_AsynchPrediv = 0x7F;
RTC_InitStructure.RTC_SynchPrediv = 0x00FF;
RTC_Init(&RTC_InitStructure);
/* Enable the RTC Clock */
RCC_RTCCLKCmd(ENABLE);
/* Wait for RTC APB registers synchronization */
RTC_WaitForSynchro();
/* EXTI configuration *******************************************************/
EXTI_ClearITPendingBit(EXTI_Line20 );
EXTI_InitStructure.EXTI_Line = EXTI_Line20;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
/* Enable the RTC Wakeup Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = RTC_WKUP_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
/* Configure the RTC WakeUp Clock source: CK_SPRE (1Hz) */
RTC_WakeUpClockConfig(RTC_WakeUpClock_CK_SPRE_16bits );
RTC_SetWakeUpCounter(0x0);
/* Enable the RTC Wakeup Interrupt */
RTC_ITConfig(RTC_IT_WUT, ENABLE);
rtc_disable_interrupt();
/* Enable Wakeup Counter */
RTC_WakeUpCmd(ENABLE);
}
int main(void)
{
system_init();
rtc_init_counter_mode();
rtc_start();
//test_fec_encoding();
//test_fec_decoding();
button_enable_interrupts();
phy_init();
phy_set_rx_callback(rx_callback);
while(1) {
if (INTERRUPT_BUTTON1 & interrupt_flags) {
interrupt_flags &= ~INTERRUPT_BUTTON1;
// led_toggle(1);
start_tx();
button_clear_interrupt_flag();
button_enable_interrupts();
}
if (INTERRUPT_BUTTON3 & interrupt_flags) {
interrupt_flags &= ~INTERRUPT_BUTTON3;
if (rtcEnabled) {
rtcEnabled = 0;
rtc_disable_interrupt();
} else {
rtcEnabled = 1;
rtc_enable_interrupt();
}
button_clear_interrupt_flag();
button_enable_interrupts();
}
if (INTERRUPT_RTC & interrupt_flags) {
interrupt_flags &= ~INTERRUPT_RTC;
led_toggle(0);
start_tx();
}
if (!phy_is_rx_in_progress() && !phy_is_tx_in_progress()) {
start_rx();
}
if (phy_is_rx_in_progress())
{
led_on(2);
} else {
led_off(2);
}
if (phy_is_tx_in_progress())
{
led_on(3);
} else {
led_off(3);
}
// system_lowpower_mode(4,1);
}
return 0;
}
