Serial Port Loopback (25 PassMark)

From HwB

Used to verify that a port is working. This one works with PassMark.

Pinout

Dsub25f.png

25 PIN D-SUB FEMALE to Computer.

Name Pin Pin Pin Pin
Jumpering 1 2 3
Jumpering 2 4 5
Jumpering 3 6 8 20 22

Contributions

Sources