Lucrase26

https://preview.redd.it/9u8ty0byhmof1.jpg?width=1075&format=pjpg&auto=webp&s=2dd34422e61bcd813114446d59ff97dd1f5c460c

https://preview.redd.it/vjvm90dodpif1.png?width=1080&format=png&auto=webp&s=84a6e07cde5cfe4ce0130426268b4b3942205d12

I've already tried the steps in this video, and it recognizes the ATmega 2560. The light stays red even when I press reset, but it doesn't edit it. Instead, I get this error:

avrdude: stk500v2_ReceiveMessage(): timeout

I've already tried this video: https://www.youtube.com/watch?v=A4e3KJxsS5U&t=508s

Hello, I need help, I have a Mks Gen L V1.0 (atmega2560) and 4 4988 drivers and I want to install klipper, I was able to install the firmware and make the Moonraker, the printer is x = 255 Y = 210 z = 210 but the motors do not move and I am using this printer.cfg https://github.com/Klipper3d/klipper/blob/master/config/generic-ramps.cfg