void main(void) {
initIO();
initOscillator();
initTimer();
while (1) {
/* Check to see if the timer has counted beyond 32768 */
if (TMR1H == 0x80) {
// reset the timer
TMR1H = 0;
TMR1L = 0;
incrementSeconds();
}
/* Check for button input */
// all buttons are active low
if (TMR0 >= (unsigned) 192) {
if (oldButtonS == 0 && _button_s == 1) second = 0;
if (oldButtonM == 0 && _button_m == 1) incrementMinutes();
if (oldButtonH == 0 && _button_h == 1) incrementHours();
oldButtonS = _button_s;
oldButtonM = _button_m;
oldButtonH = _button_h;
}
/* Update display */
updateDisplay();
}
}
__interrupt void ISR_Timer1_A0(void) {
TA1CTL |= TACLR;
// Increment the TI calendar library
incrementSeconds();
// Increment the seconds counter
seconds_since_boot++;
// Because we want to wake the processor, use the following
// to set the power control bits on the MSP430.
__bic_SR_register_on_exit(LPM3_bits);
}
__interrupt void Timer_A (void)
{
incrementSeconds();
LPM3_EXIT;
}
__interrupt void Timer_A (void)
{
incrementSeconds();
lcd_write_time(); // TODO: move this out of isr
__bic_SR_register_on_exit(LPM3_bits);
}
