IC89E54 Datasheet, PDF (32/36 Pages) Integrated Circuit Solution Inc – 8-BITS SINGLE MICROCONTROLLER with 16/32/64-Kbytes of FLASH, 256 byte +512 byte RAM

IC89E54/58/64
P3[7:6]
P2[7:6]
P3[3:2]
P2[5:0]
P1[7:0]
P0[7-0]
VPP
PROG
VCC
tCVQV
30H
tAVQV
00H
31H
tAVQV
32H
tAVQV
D5H
04H/08H/10H 05H/FFH
tWSCV
Figure 23. Read Signature bytes Timing(Arming Command)
32
Integrated C ircuitSolution Inc.
MC012-0C 11/16/2001