
PIC18C601/801
DS39541A-page 118
Advance Information
2001 Microchip Technology Inc.
TABLE 9-11:
PORTF FUNCTIONS
Note 1: CS2 is available only on PIC18C801.
TABLE 9-12:
SUMMARY OF REGISTERS ASSOCIATED WITH PORTF
Name
Bit#
Buffer Type
Function
RF0/AN5
bit0
ST
Input/output port pin or analog input
RF1/AN6
bit1
ST
Input/output port pin or analog input
RF2/AN7
bit2
ST
Input/output port pin or analog input
RF3/CSIO
bit3
ST
Input/output port pin or I/O chip select
RF4/A16/CS2(1)
bit4
ST
Input/output port pin or chip select 2 or address bit 16
RF5/CS1
bit5
ST
Input/output port pin or chip select 1
RF6/LB
bit6
ST
Input/output port pin or low byte select signal for external memory
RF7/UB
bit7
ST
Input/output port pin or high byte select signal for external memory
Legend: ST = Schmitt Trigger input
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on:
POR,
BOR
Value on all
other
RESETS
TRISF
PORTF Data Direction Control Register
1111 1111
PORTF
Read PORTF pin/Write PORTF Data Latch
xxxx xxxx
uuuu uuuu
LATF
Read PORTF Data Latch/Write PORTF Data Latch
0000 0000
uuuu uuuu
ADCON1
—
VCFG1 VCFG0 PCFG3 PCFG2 PCFG1 PCFG0
--00 0000
MEMCON
EBDIS
PGRM
WAIT1
WAIT0
—
WM1
WM0
0000 --00
Legend: x = unknown, u = unchanged. Shaded cells are not used by PORTF.