Using parallel port to drive TTL logic

[DanB1983]

I would like to be able to drive some TTL logic devices.  The devices are such that I require them to have a given TTL input for a few minutes at a time (i.e. not just a single pulse).

Is this possible using the parallel port?

[Mark_SAI · Accepted solution]

Hello,

Please read through this knowledge base article which should answer all your questions.