28. General Purpose I/O Ports (GPIO)
Rev.1.00 Jan. 10, 2008 Page 1420 of 1658
REJ09B0261-0100
28.2.19 Port C Data Register (PCDR) PCDR is an 8-bit readable/writable register that stores port C data.
01234567
00000000
PC0DTPC1DTPC2DTPC3DTPC4DTPC5DTPC6DTPC7DT
R/WR/WR/WR/WR/WR/WR/WR/W
Bit:
Initial value:
R/W:
Bit Bit Name
Initial
value R/W Description
7 PC7DT 0 R/W
6 PC6DT 0 R/W
5 PC5DT 0 R/W
4 PC4DT 0 R/W
3 PC3DT 0 R/W
2 PC2DT 0 R/W
These bits store output data of a pin which is used as a
general-purpose output port. When the pin functions as
a general-purpose output port, reading the port will read
out the value of the corresponding bit of this register.
When the pin functions as a general-purpose input port,
reading the port will read out the status of the
corresponding pin.
1 PC1DT 0 R/W
0 PC0DT 0 R/W