PIC16F872 Datasheet, PDF (93/160 Pages) Microchip Technology – 28-Pin, 8-Bit CMOS FLASH Microcontroller

PIC16F872
TABLE 10-2: REGISTERS/BITS ASSOCIATED WITH A/D
Addr Name
Bit 7 Bit 6 Bit 5
Bit 4
Bit 3
Bit 2
Bit 1 Bit 0
POR,
BOR
0Bh
INTCON
0Ch
PIR1
GIE
PEIE T0IE
(1)
ADIF
(1)
INTE
(1)
RBIE
SSPIF
T0IF
CCP1IF
INTF
RBIF
TMR2IF TMR1IF
0000 000x
r0rr 0000
8Ch
PIE1
(1)
ADIE
(1)
(1)
SSPIE CCP1IE TMR2IE TMR1IE r0rr 0000
1Eh
ADRESH A/D Result Register High Byte
xxxx xxxx
9Eh
ADRESL A/D Result Register Low Byte
xxxx xxxx
1Fh
ADCON0
ADCS1 ADCS0 CHS2
CHS1
CHS0 GO/DONE
—
ADON 0000 00-0
9Fh
ADCON1
ADFM
—
—
—
PCFG3 PCFG2 PCFG1 PCFG0 --0- 0000
85h
TRISA
—
— PORTA Data Direction Register
--11 1111
05h
PORTA
—
— PORTA Data Latch when written: PORTA pins when read
--0x 0000
Legend: x = unknown, u = unchanged, - = unimplemented read as ’0’. Shaded cells are not used for A/D conversion.
Note 1: These bits are reserved; always maintain these bits clear.
MCLR,
WDT
0000 000u
r0rr 0000
r0rr 0000
uuuu uuuu
uuuu uuuu
0000 00-0
--0- 0000
--11 1111
--0u 0000
© 1999 Microchip Technology Inc.
Preliminary
DS30221A-page 93