// Sleep mode - External peripherals all allowed to run unless specified
void SystemPwrSave(unsigned short NapSetting)
{
//KL WARNING - modified for simpler behaviour, manage your own interrupt wake sources
uint16_t IPLshadow; // Interrupt context saving
IPLshadow = SRbits.IPL;
SRbits.IPL = 0b111; // Stop all interrupts from vectoring
/*Note: Add/remove power down settings as needed*/
U1PWRCbits.USBPWR = 0; // MCHP Bug, not cleared in usb detach +120uA
// Wdt
if (NapSetting & WAKE_ON_WDT)
{ClrWdt();RCONbits.SWDTEN = 1;} // Turn on WDT
// Go to sleep... zzzzzzzzzzzzzz
if(NapSetting & LOWER_PWR_SLOWER_WAKE) RCONbits.PMSLP = 0;
else RCONbits.PMSLP = 1;
Sleep();
__builtin_nop();
// ON RETURN FROM SLEEP
if (NapSetting & WAKE_ON_WDT)
{ClrWdt();RCONbits.SWDTEN = 0;} // Turn off WDT
SRbits.IPL = IPLshadow; // Effectively re-enable ints - will vector if flags are set!
return ;
}
int main(void)
{
unsigned long int adval;
init_adcs();
while(1) {
AD1CHSbits.CH0SA = 14;
AD1CON1bits.SAMP = 1;
while(!AD1CON1bits.DONE);
adval = *((&ADC1BUF0) + 14);
adval = ((3300L*adval)/4096L);
//adval = 3*((4096L/adval)*3.3);
__builtin_nop();
}
return 0;
}