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(c) Port mode control register 9 (PMC9)
The PMC9 register is an 8-bit register that specifies the port mode or control mode (alternate
function).
This register can be read or written in 8-bit or 1-bit units.
Reset input sets this register to 00H.
On μPD70F3447 do not set bits PMC90 to PMC96 to 1, since the corresponding alter-
Caution:
nate function is not available.
Figure 20-54: Port Mode Control Register 9 (PMC9) (1/2)
After reset:
00H
7
PMC9
0
PMC96
0
1
PMC95
0
1
Note: Alternate function not available on μPD70F3447.
934
Chapter 20 Port Functions
R/W
Address:
6
5
PMC96
PMC95
Port/Control Mode Specification of Pin P96
I/O port mode
Note
Control mode
PM96
0
SCS313 output mode
1
SSB1 input mode
Port/Control Mode Specification of Pin P95
I/O port mode
PM95
0
Output mode
1
Input mode,
External interrupt request input mode (INTP11)
Note
Control mode
PM95
0
SCS312 output mode
1
External interrupt request input mode (INTP11)
User's Manual U16580EE3V1UD00
FFFFF452H
4
3
PMC94
PMC93
PMC92
Function
Function
Function
2
1
0
PMC91
PMC90
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