40 pin EDGE connector at the Computer |
Pin
|
Name
|
Description |
1 |
+5V
|
+5 VDC
|
2 |
+5V
|
+5 VDC
|
3 |
D14
|
Data 14
|
4 |
D15
|
Data 15
|
5 |
D12
|
Data 12
|
6 |
D13
|
Data 13
|
7 |
D10
|
Data 10
|
8 |
D11
|
Data 11
|
9 |
D8
|
Data 8 |
10
|
D9
|
Data 9 |
11
|
D6
|
Data 6 |
12
|
D7
|
Data 7 |
13
|
D4
|
Data 4 |
14
|
D5
|
Data 5 |
15
|
D2
|
Data 2 |
16
|
D3
|
Data 3 |
17
|
D0
|
Data 0 |
18
|
D1
|
Data 1 |
19
|
A13
|
Address 13
|
20
|
A15
|
Address 15
|
21
|
A8
|
Address 8 |
22
|
A14
|
Address 14
|
23
|
A7
|
Address 7 |
24
|
A9
|
Address 9 |
25
|
A6
|
Address 6 |
26
|
A10
|
Address 10
|
27
|
A5
|
Address 5 |
28
|
A12
|
Address 12
|
29
|
A11
|
Address 11
|
30
|
A4
|
Address 4 |
31
|
RS3
|
ROM Select 3 |
32
|
A3
|
Address 3 |
33
|
RS4
|
ROM Select 4 |
34
|
A2
|
Address 2 |
35
|
UDS
|
Upper Data Strobe
|
36
|
A1
|
Address 1 |
37
|
LDS
|
Lower Data Strobe
|
38
|
GND
|
Ground
|
39
|
GND
|
Ground
|
40
|
GND
|
Ground
|
| 40 pin EDGE connector at the device |