Datasheet

Section 10 I/O Ports
Rev.7.00 Mar. 18, 2009 page 485 of 1136
REJ09B0109-0700
10.3.5 Port Function Control Register 2 (PFCR2)
P3ODR controls the I/O port.
Bit Bit Name Initial Value R/W Description
7
to
4
⎯ All 0 ⎯ Reserved
These bits are always read as 0 and cannot be
modified.
3 ASOE 1 R/W AS Output Enable
Selects to enable or disable the AS output pin.
0: PF6 is designated as I/O port
1: PF6 is designated as AS output pin
2 LWROE 1 R/W LWR Output Enable
Selects to enable or disable the LWR output pin.
0: PF3 is designated as I/O port
1: PF3 is designated as LWR output pin
1 OES 1 R/W OE Output Select
Selects the OE/CKE output pin port when the OEE
bit is set to 1 in DRAMCR (enabling OE/CKE output).
0: P35 is designated as OE/CKE output pin
1: PH3 is designated as OE/CKE output pin
0 ⎯ 0 ⎯ Reserved
This bit is always read as 0. The write value should
always be 0.