PIC16F722AT-ISS Datasheet, PDF (93/286 Pages) Microchip Technology – 28-Pin Flash Microcontrollers with nanoWatt XLP Technology

PIC16(L)F722A/723A
REGISTER 9-2: ADCON1: A/D CONTROL REGISTER 1
U-0
R/W-0
R/W-0
R/W-0
U-0
—
ADCS2
ADCS1
ADCS0
—
bit 7
U-0
R/W-0
R/W-0
—
ADREF1
ADREF0
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
bit 6-4
bit 3-2
bit 1-0
Unimplemented: Read as ‘0’
ADCS<2:0>: A/D Conversion Clock Select bits
000 = FOSC/2
001 = FOSC/8
010 = FOSC/32
011 = FRC (clock supplied from a dedicated RC oscillator)
100 = FOSC/4
101 = FOSC/16
110 = FOSC/64
111 = FRC (clock supplied from a dedicated RC oscillator)
Unimplemented: Read as ‘0’
ADREF<1:0>: Voltage Reference Configuration bits
0x = VREF is connected to VDD
10 = VREF is connected to external VREF (RA3/AN3)
11 = VREF is connected to internal Fixed Voltage Reference
REGISTER 9-3: ADRES: ADC RESULT REGISTER
R/W-x
R/W-x
R/W-x
R/W-x
R/W-x
ADRES7
ADRES6 ADRES5 ADRES4 ADRES3
bit 7
R/W-x
ADRES2
R/W-x
ADRES1
R/W-x
ADRES0
bit 0
Legend:
R = Readable bit
-n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
bit 7-0
ADRES<7:0>: ADC Result Register bits
8-bit conversion result.
 2010-2012 Microchip Technology Inc.
DS41417B-page 93