GMS81C2020 Datasheet, PDF (8/92 Pages) Hynix Semiconductor – CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver

GMS81C2020/GMS81C2120
Hyundai Micro Electro nics
40PDIP
V_disp
RA
1
SCLK R53
2
SIN R54
3
SOUT R55
4
PWM1O/T1O R56
5
R57
6
RESETB
7
XI
8
XO
9
VSS
10
AN0 R60
11
AN1 R61
12
AN2 R62
13
AN3 R63
14
AN4 R64
15
AN5 R65
16
AN6 R66
17
AN7 R67
18
VDD
19
INT0 R00
20
42
R34
41
R33
40
R32
39
R31
38
R30
37
R27
36
R26
35
R25
34
R24
33
R23
32
R22
31
R21
30
R20
29
R07
28
R06
27
R05
26
R04
25
R03 BUZO
24
R02 EC0
23
R01 INT1
8
preliminary
Nov. 1999 Ver 0.0