Parallel Port Tester

Parallel Port Tester is a free program that allows you to test the input and output pins on your parallel port. It is a useful tool for diagnosing parallel port problems and for testing new hardware.

The program is very easy to use. After running the program, select the parallel port you want to test from the drop-down list. Then click on any pin labeled "Output" and by changing its value you can simulate the state of the pin.

The program also displays the state of each pin. Green color means that the pin is set to HIGH, black color means that the pin is set to LOW.

Parallel Port Tester is a useful tool for all users who have a parallel port. It is a simple and easy to use program to help you diagnose parallel port problems and for testing new hardware.