King Billion Electronics Co., Ltd

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HF88M02

January 16, 2004

Page 13 of 19

V1.11

This specification is subject to change without notice. Please contact sales person for the latest version before use.

7.3 Setting and Reading the I/O Mode for P0 and P1

CE n

WE n

OE n

P 0_D a ta

D [7:0]

F0 h

F 0 h

0F h

ZZ

ZZ

S e tting a n d R e a d in g th e I /O M o de fo r P 0 a nd P 1

P 0_D I R

P 1_D a ta

P 1_D I R

RS [ 2 :0 ]

101b

111b

0F h

FF h

0F h

00h

FF h

00h

t

ORL

t

AC E R

000b

F0 h

101b

111b

t

ORH