Datasheet

Section 9 I/O Ports
Rev.5.00 Nov. 02, 2005 Page 114 of 418
REJ09B0028-0500
P10/TMOW pin
Register PMR1 PCR1
Bit Name TMOW PCR10 Pin Function
Setting value 0 0 P10 input pin
1 P10 output pin
1 X TMOW output pin
Legend: X: Don't care.
9.2 Port 2
Port 2 is a general I/O port also functioning as a SCI3 I/O pin. Each pin of the port 2 is shown in
figure 9.2. The register settings of PMR1 and SCI3 have priority for functions of the pins for both
uses.
P22/TXD
P21/RXD
P20/SCK3
Port 2
Figure 9.2 Port 2 Pin Configuration
Port 2 has the following registers.
• Port control register 2 (PCR2)
• Port data register 2 (PDR2)