28. General Purpose I/O Ports (GPIO)
Rev.1.00 Jan. 10, 2008 Page 1425 of 1658
REJ09B0261-0100
28.2.24 Port H Data Register (PHDR) PHDR is an 8-bit readable/writable register that stores port H data.
01234567
xx
PH0DTPH1DTPH2DTPH3DTPH4DTPH5DTPH6DTPH7DT
R/WR/WR/WR/WR/WR/WR/WR/W
Bit:
Initial value:
R/W:
xxxxxx
Bit Bit Name
Initial
value R/W Description
7 PH7DT Pin input R/W
6 PH6DT Pin input R/W
5 PH5DT Pin input R/W
4 PH4DT Pin input R/W
3 PH3DT Pin input R/W
2 PH2DT Pin input R/W
1 PH1DT Pin input 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.
0 PH0DT Pin input R/W