
N O T E S :
(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 VD D .
(3) XOUT pin must be opened during programming.
P i n N o . M C U M o d e O T P M o d e
1 R63/AN3 I (1) I
2 R62/AN2 I (1) I
3 R61/AN1 I (1) I
4 R60/AN0 I (1) I
5 R 5 7 / P W M 1 I/O (1) I
6 R 5 6 / P W M 0 I/O (1) I
7 R55/BUZ I/O (1) I
8 R 5 4 / W D T O I/O (1) I
9 R53/S R D Y I/O (1) I
10 R52/SCLK I/O (1) I
11 R51/SOUT I/O (1) I
12 R50/SIN I/O (1) I
13 R47/T3O I/O (2) I
14 R46/T1O I/O (2) I
15 R45/EC2 I/O
C E I
16 R44/EC0 I/O
O E I
17 R43/INT3 I/O (1) I
18 R42/INT2 I/O (1) I
19 R41/INT1 I/O (1) I
20 R40/INT0 I/O (1) I
21
R E S E T I (1) I
22 X
IN
I (1) I
23 X
O U T
O (3) O
24 V
S S
- V
S S
-
25 R27 I/O A 1 5 I
26 R26 I/O A 1 4 I
27 R25 I/O A 1 3 I
29 R24 I/O A 1 2 I
29 R23 I/O A 1 1 I
30 R22 I/O A 1 0 I
31 R21 I/O A9 I
32 R20 I/O A8 I
P i n N o . M C U M o d e O T P M o d e
33 R17 I/O A 7 I
34 R16 I/O A 6 I
35 R15 I/O A 5 I
36 R14 I/O A 4 I
37 R13 I/O A 3 I
38 R12 I/O A 2 I
39 R11 I/O A 1 I
40 R10 I/O A 0 I
41 R07 I/O O 7 I/O
42 R06 I/O O 6 I/O
43 R05 I/O O 5 I/O
44 R04 I/O O 4 I/O
45 R03 I/O O 3 I/O
46 R02 I/O O 2 I/O
47 R01 I/O O 1 I/O
48 R00 I/O O 0 I/O
49 R37 I/O (1) I
50 R36 I/O (1) I
51 R35 I/O (1) I
52 R34 I/O (1) I
53 R33 I/O (1) I
54 R32 I/O (1) I
55 R31 I/O (1) I
56 R30 I/O (1) I
57 V
D D
- V
D D
-
58 M P I V
P P
-
59 A V
S S
I (1) I
60 AV
R E F
I (1) I
61 R67/AN7 I/O (1) I
62 R66/AN6 I/O (1) I
63 R65/AN5 I/O (1) I
64 R64/AN4 I/O (1) I
I/O: Input/Output Pin
I: Input Pin
O: Output Pin
64LQFP Package for GMS81516AT
HYUNDAI MicroElectronics GMS81516AT EPROM PROGRAMMING
6