Digital control of external devices through the parallel port of a computer using visual basic
PE Orukpe, A Adesemowo - Nigerian Journal of Technology, 2012 - ajol.info
In this paper we carry out the digital control of external devices using the parallel port of a
computer. The PC parallel port adapter that is specically designed to attach printers has …
computer. The PC parallel port adapter that is specically designed to attach printers has …