Test the push button on m3pi connected to p21. when button pressed led 3 will light , otherwise led 1 will light
History
Test the Push Button on m3pi that is connected to p21 and ground
2013-04-06, by jalle1714 [Sat, 06 Apr 2013 14:24:56 +0000] rev 0
Test the Push Button on m3pi that is connected to p21 and ground