Datasheet

 2012 Microchip Technology Inc. DS30575A-page 441
PIC18F97J94 FAMILY
REGISTER 22-4: ADCON1H: A/D CONTROL REGISTER 1 HIGH
R/W-0 U-0 U-0 U-0 U-0 R/W-0 R/W-0 R/W-0
ADON — — — —MODE12FORM1FORM0
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 ADON: A/D Operating Mode bit
1 = A/D Converter module is operating
0 = A/D Converter is off
bit 6-3 Unimplemented: Read as ‘0’
bit 2 MODE12: 12-Bit Operation Mode bit
1 = 12-bit A/D operation
0 = 10-bit A/D operation
bit 1-0 FORM<1:0>: Data Output Format bits (see following formats)
11 = Fractional result, signed, left-justified
10 = Absolute fractional result, unsigned, left-justified
01 = Decimal result, signed, right-justified
00 = Absolute decimal result, unsigned, right-justified