Page
(Decimal)
Block
I/O
Port
4
I/O
Port
5
3
I/O
Port
6
I/O
Port
7
Reg.
No.
R240
R241
R242
R244
R245
R246
R248
R249
R250
R251
R252
R253
R254
R255
Register
Name
P4C0
P4C1
P4C2
P5C0
P5C1
P5C2
P6C0
P6C1
P6C2
P6DR
P7C0
P7C1
P7C2
P7DR
ST90158 - REGISTER AND MEMORY MAP
Description
Port 4 Configuration Register 0
Port 4 Configuration Register 1
Port 4 Configuration Register 2
Port 5 Configuration Register 0
Port 5 Configuration Register 1
Port 5 Configuration Register 2
Port 6 Configuration Register 0
Port 6 Configuration Register 1
Port 6 Configuration Register 2
Port 6 Data Register
Port 7 Configuration Register 0
Port 7 Configuration Register 1
Port 7 Configuration Register 2
Port 7 Data Register
Reset
Value
Hex.
FF
00
00
FF
00
00
FF
00
00
FF
00/FF
00/00
00/00
FF
43/190
9