ADC_Init am Luminary micro lm3s8962

void adc0_init()

{

    // Enable the ADC peripheral

    SysCtlPeripheralEnable( SYSCTL_PERIPH_ADC );

   // Setup the sequence

   //

   // Configure the ADC to sample the potentiometer when the timer expires.

   // After sampling, the ADC will interrupt the processor; this is used as

   // the heartbeat for the game.

   //

    ADCSequenceConfigure( ADC_BASE,             // base

                          0,                    // sequence num

                          ADC_TRIGGER_TIMER,    // trigger

                          0 );                  // priority

    ADCSequenceStepConfigure( ADC_BASE,         // base

                              0,                // sequence num

                              0,                // step num

                              ADC_CTL_CH0 );    // config

    ADCSequenceEnable( ADC_BASE, 0 );

    ADCIntEnable( ADC_BASE, 0);

    IntEnable(INT_ADC0);

}

void ADC_isr( void )

{

    // Clear the interrupt

    ADCIntClear( ADC_BASE, 0 );

    // Grab the data from the ADC

    ADCSequenceDataGet( ADC_BASE, 0, &ulValue);

} // ADC_isr