1,New MELZI board upgrade LCD screen
2,Use the mainboard:melzi 1.0 or 2.0
3,if you need the firmware,please contact the owner, and we will send it to your mailbox.
4,this LCD is suitable for A300,B300,C300,A230,B230,C230,A140,B140,( NOT suitable for tricolor printer)
If you need shell, please contact the owner
Use TF card only 1 thread connection EXP1