@droftarts
This is the configuration before drives.
G90 ; send absolute coordinates...
M83 ; ...but relative extruder moves
M550 P"Drukarka3D" ; set printer name
; Wait a moment for the CAN expansion boards to start
G4 S2
; Network
M552 P192.168.1.15 S1 ; enable network and set IP address
M553 P255.255.255.0 ; set netmask
M554 P192.168.1.1 ; set gateway
M586 P0 S1 ; enable HTTP
M586 P1 S0 ; disable FTP
M586 P2 S0 ; disable Telnet
And regarding the "odd homing", of course you are right, I was only trying to move the the U axis when T1 was chosen. When moving X, it works well. Thank you.