GMS84512 Datasheet, PDF (113/123 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCOMPUTER

GMS84512T/GMS84524T EPROM PROGRAMMING
52SDIP Package for GMS84512T/GMS84524T
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
MCU Mode
HD
I
VD
I
R45/PWM0
O
R44/PWM1
O
R43/PWM2
O
R42/PWM3
O
R41/PWM4
O
R40/PWM5
O
R37/PWM6
I/O
R36/PWM7
I/O
R35/Sin/Cin3
I/O
R34/Sclk
I/O
R33/Sout
I/O
R32/PWM8
I/O
R31/INT2
I
R30/INT1
I
R27/EC3
I/O
R26/EC2
I/O
R25/T2048
I/O
R24
I/O
R23
I/O
R22
I/O
TEST
I
XIN
I
XOUT
O
VSS
I
OTP Mode
(1)
I
(1)
I
(1)
O
(1)
O
(1)
O
(1)
O
(1)
O
(1)
O
(1)
I
(1)
I
A15
I
A14
I
(1)
I
(1)
I
(2)
I
(2)
I
CE
I
OE
I
A13
I
A12
I
A11
I
A10
I
VPP
-
(1)
I
(3)
O
VSS
-
Pin No.
MCU Mode
27
VDD
I
28
OSC2
O
29
OSC1
I
30
RESET
I
31
R21
I/O
32
R20
I/O
33 R17/Cin0/INT3
I
34
R16/Cin2
I/O
35
R15/Cin1
I/O
36
R14
I/O
37
R13
I/O
38
R12
I/O
39
R11
I/O
40
R10
I/O
41
R07
I/O
42
R06
I/O
43
R05
I/O
44
R04
I/O
45
R03
I/O
46
R02
I/O
47
R01
I/O
48
R00
I/O
49
R53/Y
O
50
R52/B
O
51
R51/G
O
52
R50/R
O
OTP Mode
VDD
-
(3)
O
(1)
I
(1)
I
A9
I
A8
I
A7
I
A6
I
A5
I
A4
I
A3
I
A2
I
A1
I
A0
I
O7
I/O
O6
I/O
O5
I/O
O4
I/O
O3
I/O
O2
I/O
O1
I/O
O0
I/O
(1)
O
(2)
O
(2)
O
(2)
O
NOTES:
(1) These pins must be connected to VSS, because these
pins are input ports during programming, program verify and reading
(2) These pins must be connected to VDD.
(3) XOUT pin must be opened during programming.
I/O: Input/Output Pin
I: Input Pin
O: Output Pin
3