Posts by Loreno Gracia Junior • 11 points

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  A: Connecting LED via USB

  One other option is to use the Comx serial port as follows using pin 4 (DTR) in the former DOS would be mode Com1 dtr=off/on db9 connector Pin 4=DTR Pin 5 GND Via software driving pin 4 connect…

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  answered 8 years, 8 months ago Loreno Gracia Junior 11