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SKR MINI E3 V2.0 Firmware Download :https://github.com/bigtreetech Product Specification Appearance size: 100.75 * 70.25mm Power input: DC 12 / 24V Logic voltage: 3.3V Motor driver: Onboard TMC2209 UART mode Motor drive interface: XM, YM, ZAM, ZBM, EM Temperature sensor interface: TH0, THB, 2 channels 100K NTC (thermal resistance) Display: TFT2.4 inch TFT3.5 TFT Ender3 original LCD12864 screen, etc. PC communication interface: mini-USB-B type, easy to plug and unplug, communication baud rate 115200The Firmware description of motherboard 1. The Firmware Acquisition Method of Motherboard: Download at our Company Open source website: https://github.com/bigtreetech 2. Motherboard Firmware update method Choose the file suitable for your model in the downloaded firmware package to copy to SD Card Root directory. Note: File name cannot be changed, firmware.bin must be lowercase! Insert SD card into the main board SD card slot, re-energize or press the reset key, wait for about 10S. After that, the update can be completed. Package Included 1pc SKR MNI E3 V2.0 motherboard 1pc TFT35 E3 V3.0 Touch Screen