"MCU 'mcu' shutdown: Timer too close" when homing

[EddyMI3D]

Hello @zChilliz !

You may have a look here:

Timer too close

Timer too close Background A “Timer too close” error occurs when the MCU is asked to schedule an action at a time that is already in the past. This typically results from delayed communication between the host and the MCU - for instance, if the host was busy or the message was blocked en route. Important: Klipper can identify what command was too late, but cannot determine why the delay occurred. The root cause is often external - such as USB congestion from a webcam or high system …

And also try decreasing the homing seed.