![]() ![]() You can get USB to GPIO boxes from many companies that include example code to read/write the IO from all the programming languages you might want to use. Its better to reexamine the reason you want a parallel port and find another solution to the problem. So trying to implement a parallel port system in say, windows 10, requires hacking to disable various security or running apps as administrator. It bypasses the OS entirely Lots of effort has been done since windows XP to prevent apps having direct hardware access because its a big security risk. The parallel port requires applications have direct hardware access to talk to it. ![]() Such as it being hard to communicate with the port from windows apps. Even if you could get a 100% complete parallel port on your PC/laptop you would run into other problems. The best advice i can give you is to stop using the parallel port for things.
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