GPI Ports

There are GPI ports located on two types of boards in the frame. The GPI I/O port is located on the Frame CPU board in slot A, and the GPIO ports are located on the Reference with Tally board in slot G in the 4RU frame and slot L and M in the 8RU fame.

Figure: GPI Port (female)

Table 1. GPI I/O Port Pinouts
Pin Signal
1 Ground
2 n/c
3 n/c
4 GPI In 10
5 GPI In 9
6 GPI In 8
7 GPI In 7
8 GPI In 6
9 GPI In 5
10 GPI In 4
11 GPI In 3
12 GPI In 2
13 GPI In 1
14 n/c
15 n/c
16 GPI Out 10
17 GPI Out 9
18 GPI Out 8
19 GPI Out 7
20 GPI Out 6
21 GPI Out 5
22 GPI Out 4
23 GPI Out 3
24 GPI Out 2
25 GPI Out 1
Table 2. GPIO Port Pinouts
Pin Signal
1 Ground
2 GPI I/O 1
3 GPI I/O 2
4 GPI I/O 3
5 GPI I/O 4
6 GPI I/O 5
7 GPI I/O 6
8 GPI I/O 7
9 GPI I/O 8
10 GPI I/O 9
11 GPI I/O 10
12 GPI I/O 11
13 GPI I/O 12
14 GPI I/O 13
15 GPI I/O 14
16 GPI I/O 15
17 GPI I/O 16
18 GPI I/O 17
19 GPI I/O 18
20 GPI I/O 19
21 GPI I/O 20
22 GPI I/O 21
23 GPI I/O 22
24 GPI I/O 23
25 GPI I/O 24