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);
}
// Set the audio mode
void audioModeSet(AudioMode m) {
// Don't do anything if mode is not changed
if (mode == m) {
return;
}
// Set new mode
mode = m;
audioFrequencySet(0); // Always reset currFreq on mode change
switch (m) {
case AM_OFF:
pwm_channel_disable(PWM, PWM_CHANNEL_2);
dacc_disable_channel(DACC, 0);
break;
case AM_ADC:
pwm_channel_enable(PWM, PWM_CHANNEL_2);
dacc_enable_channel(DACC, 0);
break;
case AM_HZ:
pwm_channel_enable(PWM, PWM_CHANNEL_2);
dacc_enable_channel(DACC, 0);
break;
}
}
void DACClass::end() {
TC_Stop(TC0, 1);
NVIC_DisableIRQ(isrId);
dacc_disable_channel(dac, 0);
dacc_disable_channel(dac, 1);
}