Anything related to printer controllers not being Duet, RAMPS or Sanguinololu: microprocessors, motor and heater driver circuitry, gEDA/KiCAD issues, soldering tips, etc.
Hello, I can't to upload firmware onto Melzi Tronxy board. When I try to upload with closed 2-pin (autoreset switch) - Arduino IDE can't do it.
When upload without jumper then I see old firmware.
Can somebody help me?