/learn/learning-center/stem-academy/codebug/b/blog/posts/what-is-codebugIntroducing CodeBug! What is CodeBug 10 CodeBug Projects in 10 Days Are You a STEM Educator? Introduction:CodeBug is a little device that you can wear and learn to program. It has 25 LED lights in a 5-by-5 grid and two b...en-USTelligent Community 12https://community.element14.com/learn/learning-center/stem-academy/codebug/b/blog/posts/what-is-codebugTue, 29 Sep 2015 07:02:24 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:854977a9-9685-4886-a3f4-3bc742fc1065Former Member1<p>When I got my Codebug, I expected there would be a link given to a place where the hardware is described more closely and especially to see which Microchip processor is used here and what the complete circuit diagram is to understand how to use the extension connector. Where can I find this?? i assume that in addition to the dedicated function these have, there is a possibility to use then as general IO pins. And the way how to use them</p><img src="https://community.element14.com/aggbug?PostID=476&AppID=127&AppType=Weblog&ContentType=0" width="1" height="1">