Datasheet

Section 8 I/O Ports
Rev. 3.00 Sep. 28, 2009 Page 167 of 710
REJ09B0384-0300
8.10.2 Port C Output Data Register (PCODR)
PCODR stores output data for port C.
Bit Bit Name Initial Value R/W Description
7 PC7ODR 0 R/W
6 PC6ODR 0 R/W
5 ⎯ 0 R/W
4 ⎯ 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 a general output port.
Bits 5 and 4 are reserved.
0 PC0ODR 0 R/W
8.10.3 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 ⎯ Undefined R
4 ⎯ Undefined R
3 PC3PIN Undefined* R
2 PC2PIN Undefined* R
1 PC1PIN Undefined* R
When this register is read, the pin state is read.
This register is assigned to the same address as that
of PCDDR. When this register is written to, data is
written to PCDDR and the port C setting is then
changed.
Bits 5 and 4 are reserved.
0 PC0PIN Undefined* R
Note: * The initial values are determined in accordance with the states of PC7, PC6, and PC3
to PC0 pins.