User’s Manual
77
Port F Data Direction Register
PFDDR
00111111 (0x3F)
W
00000000
Bits
Value
Description
0:7
0
Corresponding port bit is an input
1
Corresponding port bit is an output
Table F-2. Parallel Port F Registers (continued)
Register Name
Mnemonic
I/O Address
R/W
Reset Value