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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 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.
Bit Bit Name
Initial
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.
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
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.
Note: * The initial value is determined according to the PC7 to PC0 pin states.