Datasheet

Section 9 I/O Ports
Rev. 1.50 Sep. 18, 2007 Page 126 of 584
REJ09B0240-0150
9.1.1 Port Mode Register 1 (PMR1)
PMR1 switches functions of pins in port 1 and port 2.
Bit Bit Name
Initial
Value R/W Description
7 IRQ3 0 R/W Selects the function of pin P17/IRQ3/TRGV.
0: General I/O port
1: IRQ3/TRGV input pin
6 IRQ2 0 R/W Selects the function of pin P16/IRQ2.
0: General I/O port
1: IRQ2 input pin
5 IRQ1 0 R/W Selects the function of pin P15/IRQ1/TMIB1.
0: General I/O port
1: IRQ1/TMIB1 input pin
4 IRQ0 0 R/W Selects the function of pin P14/IRQ0.
0: General I/O port
1: IRQ0 input pin
3 TXD2 0 R/W Selects the function of pin P72/TXD_2.
0: General I/O port
1: TXD_2 output pin
2 PWM 0 R/W Selects the function of pin P11/PWM.
0: General I/O port
1: PWM output pin
1 TXD 0 R/W Selects the function of pin P22/TXD.
0: General I/O port
1: TXD output pin
0 TMOW 0 R/W Selects the function of pin P10/TMOW.
0: General I/O port
1: TMOW output pin