This page lists the pinouts of the expansion connectors on the Spartan 3 starter board. It also lists pins that can be used interchangably between connectors.
A1 Connector
| FPGA Pin |
Connector |
Connector |
FPGA Pin
|
| GND |
1 |
2 |
VU (+5V)
|
| Vcco (+3.3V) |
3 |
4 |
N8
|
| N7 |
5 |
6 |
L5
|
| T8 |
7 |
8 |
N3
|
| R6 |
9 |
10 |
M4
|
| T5 |
11 |
12 |
M3
|
| R5 |
13 |
14 |
L4
|
| C2 |
15 |
16 |
G3
|
| C1 |
17 |
18 |
K4
|
| B1 |
19 |
20 |
P9
|
| M7 |
21 |
22 |
M10
|
| F3 |
23 |
24 |
A5
|
| E3 |
25 |
26 |
A7
|
| G5 |
27 |
28 |
A9
|
| H4 |
29 |
30 |
A11
|
| J3 |
31 |
32 |
A13
|
| K5 |
33 |
34 |
K3
|
| L3 |
35 |
36 |
JTAG Isolation
|
| C13 |
37 |
38 |
C14
|
| JTAG TDO |
39 |
40 |
Header J7, pin 3
|
A2 Connector
| FPGA Pin |
Connector |
Connector |
FPGA Pin
|
| GND |
1 |
2 |
VU (+5V)
|
| Vcco (+3.3V) |
3 |
4 |
E6
|
| D5 |
5 |
6 |
C5
|
| D6 |
7 |
8 |
C6
|
| E7 |
9 |
10 |
C7
|
| D7 |
11 |
12 |
C8
|
| D8 |
13 |
14 |
C9
|
| D10 |
15 |
16 |
A3
|
| B4 |
17 |
18 |
A4
|
| B5 |
19 |
20 |
A5
|
| B6 |
21 |
22 |
B7
|
| A7 |
23 |
24 |
B8
|
| A8 |
25 |
26 |
A9
|
| B10 |
27 |
28 |
A10
|
| B11 |
29 |
30 |
B12
|
| A12 |
31 |
32 |
B13
|
| A13 |
33 |
34 |
B14
|
| D9 |
35 |
36 |
B3
|
| R14 |
37 |
38 |
N9
|
| T15 |
39 |
40 |
M11
|
B1 Connector
| FPGA Pin |
Connector |
Connector |
FPGA Pin
|
| GND |
1 |
2 |
VU (+5V)
|
| Vcco (+3.3V) |
3 |
4 |
N8
|
| |
5 |
6 |
|
| |
7 |
8 |
|
| |
9 |
10 |
|
| |
11 |
12 |
|
| |
13 |
14 |
|
| |
15 |
16 |
|
| |
17 |
18 |
|
| |
19 |
20 |
|
| |
21 |
22 |
|
| |
23 |
24 |
|
| |
25 |
26 |
|
| |
27 |
28 |
|
| |
29 |
30 |
|
| |
31 |
32 |
|
| |
33 |
34 |
|
| |
35 |
36 |
|
| |
37 |
38 |
|
| |
39 |
40 |
|
|
