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Bit symbol
PC
(0030H)
Read/Write
After reset
Note: Output latch register is set to 1.
Bit symbol
PCCR
PCCR
(0032H)
(0032H)
Read/Write
After reset
Function
Bit symbol
PCFC
PCFC
(0033H)
(0033H)
Read/Write
After reset
Function
Note 1: Read-modify-write instruction is prohibited for the registers PCCR and PCFC.
Note 2: PC0/TA0IN pins do not have a register changing PORT/FUNCTION. For example, when it is used as an input
port, the input signal is inputted to 8-bit timer as the input 0.
Note 3: Can not read the output latch data when PC0, PC1, PC5, and PC6 are output mode.
Port C Register
7
6
5
PC6
PC5
R/W
Data from external
port (Note)
Port C Control Register
7
6
5
PC6C
PC5C
W
0
0
0: Input 1: Output
Port C Function Register
7
6
5
PC6F
PC5F
W
0
0
0: Port
0: Port
1: INT2
1: INT3
TA3OUT
TB0OUT0
Figure 3.5.21 Register for Port C
92CM22-69
4
3
2
PC3
R/W
Data from
external
port (Note)
4
3
2
PC3C
W
0
0: Input
1: Output
4
3
2
PC3F
W
1
0: Port
1: INT0
INT1, TA1OUT setting
<PC1C>
<PC1F>
0
1
INT2, TA3OUT Setting
<PC5C>
<PC5F>
0
1
INT3, TB0OUT0 setting
<PC6C>
<PC6F>
0
1
TMP92CM22
1
0
PC1
PC0
R/W
Data from external
port (Note)
1
0
PC1C
PC0C
W
0
0
0: Input 1: Output
1
0
PC1F
PC0F
W
0
0
0
0: Port
: Port
1: TA0IN
1: INT1
TA1OUT
0
1
Input port
Output port
INT1
TA1OUT
0
1
Input port
Output port
INT2
TA3OUT
0
1
Input port
Output port
INT3
TB0OUT0
2007-02-16
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