Datasheet

© 2007 Microchip Technology Inc. DS41211D-page 65
PIC12F683
REGISTER 9-1: ADCON0: A/D CONTROL REGISTER 0
R/W-0 R/W-0 U-0 U-0 R/W-0 R/W-0 R/W-0 R/W-0
ADFM VCFG
— — CHS1 CHS0 GO/DONE ADON
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 ADFM: A/D Conversion Result Format Select bit
1 = Right justified
0 = Left justified
bit 6 VCFG: Voltage Reference bit
1 = V
REF pin
0 = V
DD
bit 5-4 Unimplemented: Read as ‘0’
bit 3-2 CHS<1:0>: Analog Channel Select bits
00 = AN0
01 = AN1
10 = AN2
11 = AN3
bit 1 GO/DONE
: A/D Conversion Status bit
1 = A/D conversion cycle in progress. Setting this bit starts an A/D conversion cycle.
This bit is automatically cleared by hardware when the A/D conversion has completed.
0 = A/D conversion completed/not in progress
bit 0 ADON: ADC Enable bit
1 = ADC is enabled
0 = ADC is disabled and consumes no operating current