Show page Old revisions Backlinks This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. [[f>toc]] There are two solutions: = LED Tactile Button: solder [[https://www.sparkfun.com/products/10442|Led Tactile Button]] on the smoothieboard {{//killbutton:led_tactile_button.png}} = Simple LED: Wire a simple LED on two pin {{//playled:simple_led.png}}