It's alive! Ender 3 Pro capable of 5-color print. 3-in-1 out hot end with 2 Y-merger piece. Stock board plus Arduino Uno+CNC shield all driven by Klipper on a Raspberry Pie 3B+. :
3D-Proto
Ender 3 (Pro) Firmware Update: How to Install Marlin | All3DP
Federico Salis: Creality Ender 3 - Sblocco del bootloader
How to update firmware creality ender 3 V1.1.3 using Arduino uno ISP without USB ISP | Marlin - YouTube
Corrected) Bootloader wiring diagram for Arduino nano : r/ender3
Guide: How to Flash a Bootloader on Melzi Boards - Let's Print 3D
How to install new ATmega firmware via the ISP pins? - 3D Printing Stack Exchange
Burning a Bootloader onto my Ender 3 Pro using a cheap UNO clone - Microcontrollers - Arduino Forum
BIGTREETECH E3 RRF V1.1 - 3DJake Italia
Make Your 3D Printer Play Music : 8 Steps (with Pictures) - Instructables
Burning a Bootloader onto my Ender 3 Pro using a cheap UNO clone - Microcontrollers - Arduino Forum
ENDER 3 | Bootloader and Firmware Upgrade | THE EASY WAY (Updated) - YouTube
TH3D Uno Bootloader Flashing Kit for 8-Bit Boards - TH3D Studio LLC
Ender 3: Install a Bootloader and Update Marlin Firmware - Howchoo
Ender 3 & Marlin – How to Install Marlin Firmware on an Ender 3 | All3DP | Firmware, Installation, Arduino
Como instalar o Marlin no seu Ender 3 sem nenhum programa - impresoras3d.com
Install latest Marlin on Creality Ender 3
3d Parti Della Stampante Uno Bootloader Lampeggiante Kit per Ender 3 Cr10 CR-10 3D Firmware Della Stampante Scrivere Arduino Uno R3 Compatibile bordo _ - AliExpress Mobile
Amazon.com: Comgrow Creality Ender 3 Original LCD Display Board with Ribbon Cable : Industrial & Scientific
Ender 3: Install a Bootloader and Update Marlin Firmware - Howchoo
Ender 3: How to install a bootloader and update firmware - YouTube
Ender3: upgrade del firmware
Ender 3 Pro Update via USBasp - Avrdude, stk500, Bootloader issues - Arduino Forum
