A/D Converter uC

void adc()

    int ADCValue, count;

    int *ADC16Ptr;

    //Pin 15 soll eingelesen werden

    ANSBbits.ANSB15 = 1;

    TRISBbits.TRISB15 = 1;

    AD1CON1 = 0x00E0;

    AD1CHSbits.CH0SB = 0b01001;

    AD1CHSbits.CH0NB = 0;

    AD1CHSbits.CH0NA = 0;

    AD1CHSbits.CH0SA = 0b01001;

    AD1CSSL = 0;

    AD1CON3 = 0x0F00;

    AD1CON2 = 0x003C;

    AD1CON1bits.ADON = 1;

    while(1)

    {

        ADCValue = 0;

        ADC16Ptr = &ADC1BUF0;

        IFS0bits.AD1IF = 0;

        AD1CON1bits.ASAM = 1;

    while (!IFS0bits.AD1IF){};

    AD1CON1bits.ASAM = 0;

    for (count = 0; count < 16; count++)

    {

        ADCValue = ADCValue + *ADC16Ptr++;

    }

    ADCValue = ADCValue >> 4;

// repeat

    }   

}