Datasheet

Section 9 I/O Ports
Rev.5.00 Nov. 02, 2005 Page 123 of 500
REJ09B0027-0500
9.4.1 Port Mode Register 5 (PMR5)
PMR5 switches the functions of pins in port 5.
Bit Bit Name
Initial
Value R/W Description
7
6
POF57
POF56
0
0
R/W
R/W
When the bit is set to 1, the corresponding pin is cut off
by PMOS and it functions as the NMOS open-drain
output. When cleared to 0, the pin functions as the CMOS
output.
5 WKP5 0 R/W This bit selects the function of pin P55/WKP5/ADTRG.
0: General I/O port
1: WKP5/ADTRG input pin
4 WKP4 0 R/W This bit selects the function of pin P54/WKP4.
0: General I/O port
1: WKP4 input pin
3 WKP3 0 R/W This bit selects the function of pin P53/WKP3.
0: General I/O port
1: WKP3 input pin
2 WKP2 0 R/W This bit selects the function of pin P52/WKP2.
0: General I/O port
1: WKP2 input pin
1 WKP1 0 R/W This bit selects the function of pin P51/WKP1.
0: General I/O port
1: WKP1 input pin
0 WKP0 0 R/W This bit selects the function of pin P50/WKP0.
0: General I/O port
1: WKP0 input pin