Not sure if this is the right forum, but here goes. I need to create a virtual parallel port in DOS. I'm setting up a POS system, and the software only prints to lpt ports, not coms. I have a serial ...
Many designers require that their PCs act as complete control systems without any internal hardware. For this function, users need at least one channel of analog data acquisition to monitor the ...
The logic-level variations associated with a parallel port don't occur with a serial port because, after receiving the RS-232 signals, an RS-232 receiver provides a logic-level output close to the ...
The 24-bit I/O card project has been designed to function with parallel/printer port of an Amiga or computer using the Intel 82C55 I/O chip. The design of the device contains read & write strobe, a ...
After a youth spent playing with Amigas and getting into all sorts of trouble on the school computer network, I’ve always had a soft spot in my heart for hardware from the 80s and 90s. This extends ...
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