Can´t connect to the printer

Basic Information:

Printer Model: Elegoo Neptune 3
MCU / Printerboard: Robin Nano 2.0
klippy.log (99.5 KB)
Hi, i know is a new printer for klipper, few persons has made a config for it, they manage to set it up, today i manage do most of it, but i got stuck on klipper cannot find the printer to connect to it. any help?
klippy.log

Fill out above information and in all cases attach your klippy.log file. Pasting your printer.cfg is not needed

Describe your issue:

printer.cfg (15.3 KB)

did you ever get your Neptune 3 working?

Actually yeah, i got 2 N3 connected on klipper with a speederpad

See Mcu: Serial connection closed / Timeout on connect / Wait for identify_response