I designed upgraded electronics housing for the Ender 3 Pro. It combines the main control board + LCD into one unit. Allows easy access to the main board. Has a magnetically attached
TH3D Uno Bootloader Flashing Kit for 8-Bit Boards - TH3D Studio LLC
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Amazon.com: Creality Ender 3 V2 Filament Sensor Kit, 3D Printer Parts Filament Detection Device Sensor Kit for Ender-3, Ender-3Pro, Ender-3 Max, Ender-6, CR-10 V2/V3, CR-10S Pro/V2,CR-10 Max : Industrial & Scientific
Ender 3 & Marlin – How to Install Marlin Firmware on an Ender 3 | All3DP | Firmware, Installation, Arduino
Corrected) Bootloader wiring diagram for Arduino nano : r/ender3
Firmware Update for 32-bit Controller Board on Ender-3, PRO, or V2
Ender 3 (Pro) Firmware Update: How to Install Marlin | All3DP
How to update firmware creality ender 3 V1.1.3 using Arduino uno ISP without USB ISP | Marlin - YouTube
How can I control the Ender 3, 4.2.7 main board with an ESP32. Where would i connect the TX and RX pins to the Ender 3 main board? : r/3Dprinting
Re-use your 3D printer mainboard and LCD for awesome Arduino projects - YouTube