Launchpad Fail

gistfile1.c

//***********************************************************
// Lab5.c  Temperature sampling example using ADC10
//         Clocking: MCLK and SMCLK = 1.1MHz DCO/8
//					 ACLK = 12kHz VLO
//
// SFB 9/2010
//***********************************************************

#include <msp430g2231.h>

volatile long tempRaw;

void FaultRoutine(void);
void ConfigWDT(void);
void ConfigClocks(void);
void ConfigPins(void);
void ConfigADC10(void);
void ConfigTimerA2(void);

void main(void) {
	ConfigWDT();
	ConfigClocks();
	ConfigPins();
	ConfigADC10();
	ConfigTimerA2();

	while(1) {
		_bis_SR_register(LPM3_bits + GIE);	 // Enter LPM3 with interrupt
	}
}

void ConfigWDT(void) {
	WDTCTL = WDTPW + WDTHOLD;				// Stop watchdog timer
}

void ConfigClocks(void) {
	if (CALBC1_1MHZ ==0xFF || CALDCO_1MHZ == 0xFF)
			FaultRoutine();					// If calibration data is erased
 				                            // run FaultRoutine()
	BCSCTL1 = CALBC1_1MHZ;					// Set range
	DCOCTL = CALDCO_1MHZ;					// Set DCO step + modulation
	BCSCTL3 |= LFXT1S_2;					// LFXT1 = VLO
	IFG1 &= ~OFIFG;							// Clear OSCFault flag
	BCSCTL2 = 0;
}

void FaultRoutine(void) {
	P1OUT = BIT0;                            // P1.0 on (red LED)
	while(1); 			                    // TRAP
}

void ConfigPins(void) {
	P1DIR = ~BIT3;							// P1.3 input, others output
	P1OUT = 0;								// Clear output pins
	P2SEL = ~(BIT6 + BIT7);					// P2.6 and 7 GPIO
	P2DIR |= BIT6 + BIT7;					// P2.6 and 7 Outputs
	P2OUT = 0;								// Clear outputs on P2
}

void ConfigADC10(void) {
	ADC10CTL1 = INCH_10 + ADC10DIV_0;		// Temp Sensor ADC10CLK
}

void ConfigTimerA2(void) {
	CCTL1 = CCIE + OUTMOD_3;				// CCR1 int. enabled set/reset mode
	CCR1 = 36000;							// three seconds
	CCTL0 = CCIE;							// CCR0 int. enabled
	CCR0 = 36100;							// three seconds + settling time
	TACTL = TASSEL_1 + MC_1;				// ACLK, up mod
}

// Timer_A2 CCR0 interrupt service routine
#pragma vector=TIMERA0_VECTOR
__interrupt void Timer_A0 (void) {
	//CCTL0 &= ~CCIFG;						// Clear CCR0 int flag (Not needed, but helpful for other chips)

	ADC10CTL0 |= ENC + ADC10SC;				// Sampling and conversion start
	P1OUT |= BIT6;							// P1.6 on (green LED)

	_bic_SR_register_on_exit(LPM3_bits);	// Clr LPM3 bits from SR on exit
}

// Timer_A2 CCR1 interrupt service routine
#pragma vector=TIMERA1_VECTOR
__interrupt void Timer_A1 (void) {
	//CCTL1 &= ~CCIFG;						// Clear CCR1 int flag (Not needed, but helpful for other chips)

	ADC10CTL0 = SREF_1 + ADC10SHT_3 + REFON + ADC10ON + ADC10IE;

	_bic_SR_register_on_exit(LPM3_bits);		// Clr LPM3 bits from SR on exit
}

// ADC10 interrupt service routine
#pragma vector=ADC10_VECTOR
__interrupt void ADC10 (void) {
	//ADC10CTL0 &= ~ADC10IFG;					// Clear interrupt flag

	ADC10CTL0 &= ~ENC;						// Disable ADC conversion
	ADC10CTL0 &= ~(REFON + ADC10ON);		// Ref and ADC10 off
	tempRaw = ADC10MEM;						// Read conversion value
	P1OUT &= ~BIT6;							// green LED off
	//CCR0 += 36000;							// Add one second to CCR0

	_bic_SR_register_on_exit(LPM3_bits);		// Clr LPM3 bits from SR on exit
}