Giuliano Zaro

AFAIK MK3S runout sensor works in a different position respect to normal. Normal runout detect filament just before gear, so once detected it may be unloaded by printer. MMU runout...

I may be wrong but runout sensor should not work with mmu as usual. It's used only to be sure tha filament has been "taken" by gears or released by...

> If @GMagician has experience with the MMU code their input could really help. sorry, no experience, it's just "AFAIK"

@JohnnyTheOne you may replace such line with: `execute_extruder_sequence((const E_Step *)ramming_sequence, sizeof(ramming_sequence) / sizeof(E_Step));` I think original function has been removed because it was just used once. I think now it...

> I have noticed that `N` is used "internally" and now I am aware of the other two. I will rename those. Industrial gcode uses N as a label to...

I'm not using anymore AGCM4 + RAMPS_144 but it seems that on AUX1 you have: ``` VCC GND D1 D0 VCC GND A3 A4 ``` but VCC may be 5V/3V...

[RAMPS_1.4.4_C6.pdf](https://github.com/MarlinFirmware/Marlin/files/11183286/RAMPS_1.4.4_C6.pdf) [LCD144-A_Rev.A.pdf](https://github.com/MarlinFirmware/Marlin/files/11183288/LCD144-A_Rev.A.pdf) As reference I add schematic N.B. Ramps144 has been discontinued, because of developper health issues, then AGCM4 has de facto no shields available