Datasheet

Table Of Contents
Section 9 I/O Ports
Rev. 2.00 Jul. 04, 2007 Page 209 of 692
REJ09B0309-0200
9.15 Port Function Switch
9.15.1 Port Function Control Register (PFCR)
PFCR controls the assignments of pins for SCI3_1 and SCI3_2 and the functions of other pins.
Bit Bit Name
Initial
Value
R/W Description
7
6
CLKOUT1
CLKOUT0
1
1
R/W
R/W
TMOW/CLKOUT Pin Function Switch
00: CLKOUT output pin (φ
OSC
)
01: CLKOUT output pin (φ
OSC
/2)
10: CLKOUT output pin (φ
OSC
/4)
11: TMOW output pin
5 1 Reserved
This bit is always read as 1 and cannot be modified.
4 PWM4 0 R/W P93/PWM4 Pin Function Switch
0: P93 I/O pin
1: PWM4 output pin
3 PWM3 0 R/W P92/PWM3 Pin Function Switch
0: P92 I/O pin
1: PWM3 output pin
2 1 Reserved
This bit is always read as 1 and cannot be modified.
1 SC32S 0 R/W SCI3_2 Pin Assignment Select
0: TXD32 is assigned to P32
RXD32 is assigned to P31
SCK32 is assigned to P30
1: TXD32 is assigned to PE5
RXD32 is assigned to PE4
SCK32 is assigned to PE3