Datasheet

Section 9 I/O Ports
Rev.6.00 Mar. 18, 2009 Page 399 of 980
REJ09B0050-0600
• PG1/CS1, PG0/CS0
The pin function is switched as shown below according to the operating mode, bit EXPE, bit
PGnDDR, and bit CsnE.
Operating
mode
1, 2, 4 7
EXPE — 0 1
CSnE 0 1 — 0 1
PGnDDR 0 1 0 1 0 1 0 1 0 1
Pin function PGn
input
PGn
output
PGn
input
CSn
output
PGn
input
PGn
output
PGn
input
PGn
output
PGn
input
CSn
output
Legend: n = 1 or 0