I've just recently got a replica arduino mega, with a ramps 1.4 shield, a power supply and a LCD (RepRap 12864). I plugged everything in, and the LCD is just blue. I've already tried uploading the ...

Y-maze for animal behavior tests. This Arduino project automates rat behavioral tests in Y-maze. It lets experimenter enter different programs with 4x4 keypad and LCD 128x64 display. Programs are ...