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Project: I/O module driven by a computer parallel port

Get 5 inputs and 8 outputs from a computer printer port using only a few transistors and resistors.

Project: Digital output extender module with multiplexer by Thomas Jensen is licensed under CC BY-SA 4.0 with attribution required.
  •   Created Aug 02, 2006
  •   Last modified 6 days ago
  • Project status: Scrapped