Get an 8-bit parallel port from a PC's serial port

Xia, Yongping
November 1997
Electronic Design;11/17/97, Vol. 45 Issue 25, p102
Trade Publication
Illustrates an interface circuit which provides a bidirectional 8-bit parallel port operated through the serial port of a personal computer (PC). Register used in the circuit; Directly controllable lines in the serial port; How the circuit is powered.


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