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by oatkinson
Tue Jan 29, 2013 2:25 pm
Forum: HATs and other add-ons
Topic: Using Buffered I/O to change an LED
Replies: 4
Views: 1750

Re: Using Buffered I/O to change an LED

Thanks, got it working! Was quite simple after your explanation.

Shame the Pi only supports 3.3v out on the Buffered I/O - my stepper motor controller needs a 5v pulse. I have opted for an Arduino UNO instead.
by oatkinson
Mon Jan 28, 2013 4:45 pm
Forum: HATs and other add-ons
Topic: Using Buffered I/O to change an LED
Replies: 4
Views: 1750

Using Buffered I/O to change an LED

Hi, Im relatively new to electronics and have purchased a Gertboard Rev 2. I have an external LED and I want to be able to send the Gertboard a signal to turn it on and off, (I do not want the LED on the board). I am not sure what to connect where, or where to ground the LED. This is a picture of th...

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