HD6417750RF240V Datasheet, PDF (184/606 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 9 I/O Ports
9.6.2 Port C Data Register (PCDR)
PCDR is an 8-bit readable/writable register that stores output data for the port C pins.
Bit Bit Name
7 PC7DR
6 PC6DR
5 PC5DR
4 PC4DR
3 PC3DR
2 PC2DR
1 PC1DR
0 PC0DR
Initial Value R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
Description
Output data for a pin is stored when the pin is
specified as a general purpose I/O port.
9.6.3 Port C Register (PORTC)
PORTC is an 8-bit read-only register that shows port C pin states.
PORTC cannot be modified.
Bit Bit Name Initial Value R/W Description
7 PC7
6 PC6
5 PC5
4 PC4
Undefined^* R
Undefined^* R
Undefined^* R
Undefined^* R
If a port C read is performed while PCDDR bits are
set to 1, the PCDR values are read. If a port C read
is performed while PCDDR bits are cleared to 0, the
pin states are read.
3 PC3
Undefined^* R
2 PC2
Undefined^* R
1 PC1
Undefined^* R
0 PC0
Undefined^* R
Note: * Determined by the states of pins PC7 to PC0.
Rev. 7.00 Sep. 11, 2009 Page 148 of 566
REJ09B0211-0700