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9.4.2
Port Data Register 7 (PDR7)
PDR7 is a general I/O port data register of port 7.
Bit
Bit Name
7
6
P76
5
P75
4
P74
3 to 0
9.4.3
Pin Functions
The correspondence between the register specification and the port functions is shown below.
• P76/TMOV pin
Register
Bit Name
Setting value 0000
[Legend]
X:
Don't care
• P75/TMCIV pin
Register
Bit Name
Setting value 0
Rev. 1.00, 11/03, page 122 of 376
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Initial
Value
R/W
1
0
R/W
0
R/W
0
R/W
All 1
TCSRV
PCR7
OS3 to OS0 PCR76
0
1
Other than
X
the above
values
PCR7
PCR75
Pin Function
P75 input/TMCIV input pin
1
P75 output/TMCIV input pin
Description
Reserved
This bit is always read as 1.
These bits store output data for port 7 pins.
If PDR7 is read while PCR7 bits are set to 1, the value
stored in PDR7 is read. If PDR7 is read while PCR7 bits
are cleared to 0, the pin states are read regardless of the
value stored in PDR7.
Reserved
These bits are always read as 1.
Pin Function
P76 input pin
P76 output pin
TMOV output pin
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