Datasheet

Section 8 I/O Ports
Rev. 2.00 Sep. 28, 2009 Page 235 of 870
REJ09B0429-0200
8.12.2 Port C Output Data Register (PCODR)
PCODR stores output data for the port C pins.
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
The PCODR register stores the output data for the
pins that are used as the general output port.
0 PC0ODR 0 R/W
8.12.3 Port C Input Data Register (PCPIN)
PCPIN indicates the pin states of port C.
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
When this register is read, the pin states are read.
Since this register is allocated to the same address as
PCDDR, writing to this register writes data to PCDDR
and the port C setting is changed.
0 PC0PIN Undefined* R
Note: The initial values are determined in accordance with the states of PC7 to PC0 pins.