Renesas H8S/2111B 用户手册
Rev. 1.00, 05/04, page 133 of 544
7.12.2 Port C and Port D Output Data Registers (PCODR, PDODR)
PCODR and PDODR store output data for the pins on ports C and D.
Bit Bit
Name
Initial
Value R/W
Value R/W
Description
7 PC7ODR
0
R/W
6 PC6ODR
0
R/W
5 PC5ODR
0
R/W
4 PC4ODR
0
R/W
3 PC3ODR
0
R/W
2 PC2ODR
0
R/W
1 PC1ODR
0
R/W
0 PC0ODR
0
R/W
PCODR can always be read or written to, regardless of
the contents of PCDDR.
the contents of PCDDR.
Bit Bit
Name
Initial
Value R/W
Value R/W
Description
7 PD7ODR
0
R/W
6 PD6ODR
0
R/W
5 PD5ODR
0
R/W
4 PD4ODR
0
R/W
3 PD3ODR
0
R/W
2 PD2ODR
0
R/W
1 PD1ODR
0
R/W
0 PD0ODR
0
R/W
PDODR can always be read or written to, regardless of
the contents of PDDDR.
the contents of PDDDR.
7.12.3 Port C and Port D Input Data Registers (PCPIN, PDPIN)
Reading PCPIN and PDPIN always returns the pin states.
Bit Bit
Name
Initial
Value
Value
R/W Description
7 PC7PIN
Undefined* R
6 PC6PIN
Undefined* R
5 PC5PIN
Undefined* R
4 PC4PIN
Undefined* R
3 PC3PIN
Undefined* R
2 PC2PIN
Undefined* R
1 PC1PIN
Undefined* R
0 PC0PIN
Undefined* R
PCPIN indicates the port C state. PCPIN has the same
address as PCDDR. If a write is performed, the port C
settings will change.
address as PCDDR. If a write is performed, the port C
settings will change.
Note: * The initial value is determined according to the PC7 to PC0 pin states.