IC89E54 Datasheet, PDF (3/36 Pages) Integrated Circuit Solution Inc – 8-BITS SINGLE MICROCONTROLLER with 16/32/64-Kbytes of FLASH, 256 byte +512 byte RAM

IC89E54/58/64
P1.5
P1.6
P1.7
RST
RxD/P3.0
INT2/P4.3
TxD/P3.1
INT0/P3.2
INT1/P3.3
T0/P3.4
T1/P3.5
44 43 42 41 40 39 38 37 36 35 34
1
33
2
32
3
31
4
30
5
29
6
28
7
27
8
26
9
25
10
24
11
23
12 13 14 15 16 17 18 19 20 21 22
P0.4/AD4
P0.5/AD5
P0.6/AD6
P0.7/AD7
EA/VPP
P4.1
ALE/PROG
PSEN
P2.7/A15
P2.6/A14
P2.5/A13
Figure 3. IC89E54/58/64 Pin Configuration: 44-pin PQFP/LQFP
Integrated C ircuitSolution Inc.
3
MC012-0C 11/16/2001