Datasheet

Table Of Contents
Section 9 I/O Ports
Rev. 2.00 Jul. 04, 2007 Page 170 of 692
REJ09B0309-0200
P40/SCK31/TMIF pin
Register
Name
PMR4 PFCR SMR3_1 SCR3_1 PCR4
Bit Name TMIF SC31S COM CKE1 CKE0 PCR40
Pin Function
0 P40 input pin 0
1 P40 output pin
0
1 SCK31 output pin
0 SCK31 input pin
0
1
1 Setting prohibited
0 SCK31 output pin 0
1 Setting prohibited
0 SCK31 input pin
0
1
1
1
x
Setting prohibited
0 P40 input pin
0
1
1 P40 output pin
Setting Value
1 x
x x x
x TMIF input pin
[Legend]
x: Don't care
9.4 Port 5
Port 5 is an I/O port; its pins can also be configured to function as wakeup interrupt input pins and
LCD segment output pins. Figure 9.4 shows the pin configuration.
P55/WKP5/SEG6
P56/WKP6/SEG7
P57/WKP7/SEG8
Port 5
P50/WKP0/SEG1
P54/WKP4/SEG5
P53/WKP3/SEG4
P52/WKP2/SEG3
P51/WKP1/SEG2
Figure 9.4 Port 5 Pin Configuration