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(3)
PB1/CS1/CS2-B/CS5-A/CS6-B/CS7-B
The pin function is switched as shown below according to the combination of port function control
register (PFCR) and the PB1DDR bit settings.
Module Name
Pin Function
CS1 output
Bus controller
CS2-B output
CS5-A output
CS6-B output
CS7-B output
I/O port
PB1 output
PB1 input
(initial setting)
(4)
PB0/CS0/CS4-A/CS5-B
The pin function is switched as shown below according to the combination of port function control
register (PFCR) and the PB0DDR bit settings.
Module Name
Pin Function
CS0 output
Bus controller
(initial setting)
CS4-A output
CS5-B output
I/O port
PB0 output
PB0 input
CS1_OE
CS2B_OE CS5A_OE CS6B_OE CS7B_OE PB1DDR
1
1
0
0
0
0
CS0_OE
CS4-A_OE
1
1
0
0
0
0
Setting
I/O Port
1
1
1
0
0
0
0
0
0
Setting
I/O Port
CS5B_OE
1
0
0
Rev.2.00 Jun. 28, 2007 Page 281 of 666
Section 8 I/O Ports
1
0
PB0DDR
1
0
REJ09B0311-0200
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