I have followed configurations:
1. Ramps 1.4 with Arduino Mega2560 R3
2. Dual Extruder MK8 with Coolers
3. Full Graphics Smart Controller 128x64
4. Heatbed 300x300 Lankeda 3D
I have problem with Full Graphics Smart Controller as followings:
On Graphics Panel have
Heather icon-1 temperature 0
Heather icon-0 temperature 0
Heat Bed icon-0 temperature 0
Fan icon
X 0, Y 0, Z 0
SDCARD
Fr 100% without icon and bar
Error: MINTEMP
Button Menu don't WORK
I don't know where problem. I attached my Marlin 1.1.0 RC6 code