Datasheet

Section 10 I/O Ports
Rev. 6.00 Mar. 18, 2010 Page 357 of 982
REJ09B0054-0600
• PG1/CS3/IRQ7
The pin functions are switched as shown below according to the combination of operating
mode and the PG1DDR bit.
Operating
mode
Modes 4 to 6 Mode 7
PG1DDR 0 1 0 1
Pin functions PG1 input pin CS3 output pin PG1 input pin PG1 output pin
IRQ7 input pin
*
Note: * When this pin is used as an external interrupt pin, do not specify other functions.
• PG0/IRQ6
The pin functions are switched as shown below according to the PG0DDR bit.
PG0DDR 0 1
Pin functions PG0 input pin PG0 output pin
IRQ6 input pin
*
Note: * When this pin is use as an external interrupt pin, do not specify other functions.