Datasheet

PIC16F716
DS41206B-page 42 © 2007 Microchip Technology Inc.
REGISTER 7-2: ADCON1: A/D CONTROL REGISTER 1
U-0 U-0 U-0 U-0 U-0 R/W-0 R/W-0 R/W-0
— — — — — PCFG2 PCFG1 PCFG0
bit 7 bit 0
Legend:
R = Readable bit W = Writable bit U = Unimplemented bit, read as ‘0’
-n = Value at POR ‘1’ = Bit is set ‘0’ = Bit is cleared x = Bit is unknown
bit 7-3 Unimplemented: Read as ‘0’
bit 2-0 PCFG<2:0>: A/D Port Configuration Control bits.
The following table illustrates the effects of the various configurations:
PCFG<2:0>
AN3/
RA3
AN2/
RA2
AN2/
RA1
AN0/
RA0
VREF
0x0 AAA AVDD
0x1 VREF AA ARA3
100 ADA AV
DD
101 VREF DA ARA3
11x DDD DV
DD
Legend: A = Analog input, D = Digital I/O