Datasheet

© 2007 Microchip Technology Inc. DS40039E-page 27
PIC16F630/676
REGISTER 3-5: PORTC — PORTC REGISTER (ADDRESS: 07h)
REGISTER 3-6: TRISC — PORTC TRISTATE REGISTER (ADDRESS: 87h)
TABLE 3-2: SUMMARY OF REGISTERS ASSOCIATED WITH PORTC
U-0 U-0 R/W-x R/W-x R/W-x R/W-x R/W-x R/W-x
— —
RC5 RC4 RC3 RC2 RC1 RC0
bit 7 bit 0
bit 7-6: Unimplemented: Read as ’0’
bit 5-0: PORTC<5:0>: General Purpose I/O pin
1 = Port pin is >V
IH
0 = Port pin is <VIL
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
U-0 U-0 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1 R/W-1
— —
TRISC5 TRISC4 TRISC3 TRISC2 TRISC1 TRISC0
bit 7 bit 0
bit 7-6: Unimplemented: Read as ’0’
bit 5-0: TRISC<5:0>: PORTC Tri-State Control bit
1 = PORTC pin configured as an input (tri-stated)
0 = PORTC pin configured as an output
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
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Value on:
POR, BOD
Value on all
other
RESETS
07h PORTC — — RC5 RC4 RC3 RC2 RC1 RC0 --xx xxxx --uu uuuu
87h TRISC
— — TRISC5 TRISC4 TRISC3 TRISC2 TRISC1 TRISC0 --11 1111 --11 1111
91h ANSEL
(1)
ANS7 ANS6 ANS5 ANS4 ANS3 ANS2 ANS1 ANS0
1111 1111 1111 1111
Note 1: PIC16F676 only.
Legend:
x = unknown, u = unchanged, - = unimplemented locations read as '0'. Shaded cells are not used by PORTC.