Datasheet

 2010-2011 Microchip Technology Inc. DS41418B-page 85
PIC16(L)F707
EXAMPLE 9-1: A/D CONVERSION
;This code block configures the ADC
;for polling, Vdd reference, Frc clock
;and AN0 input.
;
;Conversion start & polling for completion
; are included.
;
BANKSEL ADCON1 ;
MOVLW B’01110000’ ;ADC Frc clock,
;V
DD reference
MOVWF ADCON1 ;
BANKSEL TRISA ;
BSF TRISA,0 ;Set RA0 to input
BANKSEL ANSELA ;
BSF ANSELA,0 ;Set RA0 to analog
BANKSEL ADCON0 ;
MOVLW B’00000001’;AN0, On
MOVWF ADCON0 ;
CALL SampleTime ;Acquisiton delay
BSF ADCON0,GO ;Start conversion
BTFSC ADCON0,GO ;Is conversion done?
GOTO $-1 ;No, test again
BANKSEL ADRES ;
MOVF ADRES,W ;Read result
MOVWF RESULT ;store in GPR space