SKR Case with Serial connection for Ender 3 and RPi 3 / 4

thingiverse

<h2>SKR Box with <strong>Serial Connection</strong> to Raspberry Pi via GPIO Pins.</h2> The SKR Box for the Ender 3 comes bundled with a Raspberry Pi. However, the SKR mainboard needs to be connected directly to the Raspberry Pi using the GPIO pins. This is necessary because the SD card and USB port are inaccessible due to the case design. --- <h2>RPI and SKR with Klipper for Serial Connection Setup</h2> To establish a serial connection between the RPI and SKR, you need to recompile Klipper using the following commands: make menuconfig # deselect USB make clean make Once compiled, transfer the new firmware.bin file onto the SD card and install it on the SKR. Klipper Config [mcu] serial: /dev/ttyAMA0 baud: 250000 restart_method: command Follow the instructions in this manual to connect and configure your RPI and SKR.