PIC16F785/HV785
TABLE 4-1: SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
ANSEL0
CM1CON0
CM2CON1
INTCON
IOCA
ANS7 ANS6
C1ON C1OUT
MC1OUT MC2OUT
GIE
PEIE
—
—
ANS5
C1OE
—
T0IE
IOCA5
ANS4
C1POL
—
INTE
IOCA4
ANS3
C1SP
—
RAIE
IOCA3
ANS2
C1R
—
T0IF
IOCA2
ANS1
C1CH1
T1GSS
INTF
IOCA1
ANS0
C1CH0
C2SYNC
RAIF
IOCA0
1111 1111
0000 0000
00-- --10
0000 0000
--00 0000
OPTION_REG
PORTA
REFCON
RAPU
—
—
INTEDG
—
—
T0CS
RA5
BGST
T0SE
RA4
VRBB
PSA
RA3
VREN
PS2
RA2
VROE
PS1
RA1
CVROE
PS0
RA0
—
1111 1111
--xx xxxx
--00 000-
T1CON
TRISA
WPUA
Legend:
T1GINV TMR1GE T1CKPS1 T1CKPS0 T1OSCEN T1SYNC TMR1CS TMR1ON 0000 0000
—
—
TRISA5 TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 --11 1111
—
—
WPUA5 WPUA4 WPUA3 WPUA2 WPUA1 WPUA0 --11 1111
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTA.
Value on all
other Resets
1111 1111
0000 0000
00-- --10
0000 0000
--00 0000
1111 1111
--uu uuuu
--00 000-
0000 0000
--11 1111
--11 1111
© 2008 Microchip Technology Inc.
DS41249E-page 41