GiroroG66

> For info, i have been having the same issue compiling for the GD32F103, specifically the RCT6 version in the same situation as the OP. I have found the solution,...

> F103/303 and F407 As of now, only 303 chip works perfectly, so priority need is to patch up 103 and add 407 USB parts aren't really urgent as most...

I've run some tests and can confirm that the print quality on the GD ender3 pro is unchanged with custom firmware compared to stock. There is some very minor salmon...

[Ender-3Pro-4.2.2GD带BL-touch固件.zip](https://github.com/MarlinFirmware/Marlin/files/9329504/Ender-3Pro-4.2.2GD.BL-touch.zip) If your GD32 board is having trouble with the firmware above, Creality sent me this (maybe) different version of the BL Touch firmware for the GD board. I haven't...