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componentes Descripción
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AT89STK-05
AT89C5131A Starter Kit Hardware User Guide
Atmel Corporation
AT89STK-05 Datasheet PDF : 22 Pages
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Hardware Description
2.5 External
Connectors
These two external connectors to build a customer extended board easily.
Figure 2-7.
Top View of J5 and J6 Connectors
J5
P1.0
48
P1.1
46
P1.2
44
P1.3
42
P1.4
40
P1.5
38
P1.6
36
P1.7
34
P3.0
32
P3.1
30
P3.2
28
P3.3
26
P3.4
24
P3.5
22
P3.6 - WR
20
P3.7 - RD
18
NC
16
NC
14
NC
12
NC
10
NC
8
NC
6
NC
4
NC
2
47
VCC
45
VSS
43
SDA
41
SCL
39
NC
37
RESET
35
EA
33
BP1
31
A16
29
NC
27
VSS
25
XTAL2
23
VSS
21
NC
19
NC
17
NC
15
NC
13
NC
11
NC
9
NC
7
NC
5
BUZZER
3
VSS
1
VSS
J6
4.35 12V
48
47
4.35 12V
46
45
VSS
44
43
NC
42
41
NC
40
39
NC
38
37
NC
36
35
NC
34
33
NC
32
31
NC
30
29
NC
28
27
PSEN
26
25
VSS
24
23
ALE
22
21
P1.0 - KBD 0
20
19
P1.1 - KBD 1
18
17
P1.2 - KBD 2
16
15
P1.3 - KBD 3
14
13
P1.4 - KBD 4
12
11
P1.5 - KBD 5
10
9
P1.6 - KBD 6
8
7
P1.7 - KBD 7
6
5
VSS
4
3
VSS
2
1
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P2.6
P2.7
P4.0
P4.1
NC
NC
NC
NC
NC
NC
2-8
4245A–USB–11/04
AT89C5131A Starter Kit Hardware User Guide
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