Hi, i bought a new Melzi board as a replacement for the original one, i had no problems flashing the bootloader trough SPI and no problems running some test code (i wrote a simple code to turn on and off a pin and checked it with the oscilloscope, so the micro is indeed kind of working and the code uploads fine). My issue starts after the firmware is uploaded , i get nothing on the LCD and the "dby Lorenzo - GCODE, Software e Firmware