After uploading arduino the LCD stays blanck
this one:
/*
Reprap firmware based on Sprinter and grbl.
Copyright © 2011 Camiel Gubbels / Erik van der Zalm
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see http://www.gnu.org/licenses/.
*/
/*
This firmware is a mashup between Sprinter and grbl.
(github.com/kliment/Sprinter)
(github.com/simen/grbl/tree)
It has preliminary support for Matthew Roberts advance algorithm
reprap.org/pipermail/reprap-dev/ … 03323.html
*/