Datasheet
Section 9 I/O Ports
Rev.6.00 Mar. 18, 2009 Page 394 of 980
REJ09B0050-0600
• PF0/WAIT/OE
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
WAITE, bit OEE in DRAMCR, bit OES in PFCR2, and bit PF0DDR.
Operating
mode
1, 2, 4 7
EXPE — 0 1
OEE 0 1 — 0 1
OES — 0 1 — — 0 1
WAITE — 0 1 — — — 0 1 —
PF0DDR 0 1 0 1 — — 0 1 0 1 0 1 — —
Pin function PF0
input
PF0
output
PF0
input
PF0
output
W
AIT
input
OE
output
PF0
input
PF0
output
PF0
input
PF0
output
PF0
input
PF0
output
WAIT
input
OE
output