2 register descriptions – Panasonic MN103001G/F01K User Manual
Page 428
I/O Ports
15-62
15.14.2 Register Descriptions
Port C is a general-purpose output port that is also used for address bus signals A[19:16].
Each register for port C is described below.
Port C output register
Register symbol: PCOUT
Address:
x'36008018
Purpose:
This register sets the data to be output on port C.
Bit No.
7
6
5
4
3
2
1
0
Bit name
-
-
-
-
PC3O PC2O PC1O PC0O
Reset
0
0
0
0
0
0
0
0
Access
R
R
R
R
R/W
R/W
R/W
R/W
Port C output mode register
Register symbol: PCMD
Address:
x'36008038
Purpose:
This register selects the content output on the port C pins.
Bit No.
7
6
5
4
3
2
1
0
Bit name
-
-
-
-
PC3M PC2M PC1M PC0M
Reset
0
0
0
0
0
0
0
0
Access
R
R
R
R
R/W
R/W
R/W
R/W
PC3M
0: Address output (A19)
1: General-purpose output port (PC3)
PC2M
0: Address output (A18)
1: General-purpose output port (PC2)
PC1M
0: Address output (A17)
1: General-purpose output port (PC1)
PC0M
0: Address output (A16)
1: General-purpose output port (PC0)