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How many pins does parallel and serial port have?

In: Computer Hardware [Edit categories]

Answer:

The traditional parallel port is a 25 "d-sub" connector.
Serial ports come in two flavors, either 25 pin "d-sub" or 9 pin.
USB (another serial communication standard) is a different animal.

PS/2 is also a serial port and it has six pins.

Contributor:

Jeff

First answer by Redbeard. Last edit by Jeff Callaway. Contributor trust: 0 [recommend contributor ]. Question popularity: 5 [recommend question].

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