Piedinature - Pinouts
PS/2 to Serial Mouse Adapter

This adapter will enable you to use a mouse with a 6 pin Mini-DIN (PS/2) connector to a computer with a 9 pin D-SUB (Serial) connector.

This requires that the mouse handles both protocols. A mouse like this is sometimes referred to as a combo-mouse.

(To the mouse)

(To the computer)

6 PIN MINI-DIN FEMALE to the mouse.
9 PIN D-SUB FEMALE to the computer.