SH7785 Datasheet, PDF (1457/1692 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

28. General Purpose I/O Ports (GPIO)
28.2.26 Port K Data Register (PKDR)
PKDR is an 8-bit readable/writable register that stores port K data.
Bit: 7
6
5
4
3
2
1
0
PK7DT PK6DT PK5DT PK4DT PK3DT PK2DT PK1DT PK0DT
Initial value: 0
0
x
x
x
x
x
x
R/W: R/W R/W R/W R/W R/W R/W R/W R/W
Initial
Bit
Bit Name value R/W Description
7
PK7DT
0
R/W These bits store output data of a pin which is used as a
6
PK6DT
0
R/W ^{general-purpose output port. When the pin functions as}
a general-purpose output port, reading the port will read
5
PK5DT
Pin input R/W _{out the value of the corresponding bit of this register.}
4
PK4DT
Pin input R/W When the pin functions as a general-purpose input port,
3
PK3DT
Pin input R/W ^{reading the port will read out the status of the}
corresponding pin.
2
PK2DT
Pin input R/W
1
PK1DT
Pin input R/W
0
PK0DT
Pin input R/W
Rev.1.00 Jan. 10, 2008 Page 1427 of 1658
REJ09B0261-0100