// Define output PWM waveform parameters
#define t_OFF 750 // Time that both outputs maintain low; 5*150
#define t_ON 1350 // Time that one output maintains high; 9*150
// Setup Timer
TACCTL0= CCIE; // Enable Interrupts on Timer
TACCR0 = 150-1; // Number of cycles in the timer
TACTL = TASSEL_2; // Use SMCLK as source for timer
TACTL |= MC_1; // Use UP mode timer
// Enters low power mode and enables interrupt
__bis_SR_register(LPM0_bits + GIE);