USB / SD card / TFT module / SKR communication issues and questions · Issue #284 · bigtreetech/BIGTREETECH-SKR-V1.3 · GitHub
![Amazon.com: BIGTREETECH SKR Mini E3 V2.0 Control Board 32Bit with TMC2209 UART Driver New Upgrade 3D Printer Parts Motherboard for Creality Ender 3 : Industrial & Scientific Amazon.com: BIGTREETECH SKR Mini E3 V2.0 Control Board 32Bit with TMC2209 UART Driver New Upgrade 3D Printer Parts Motherboard for Creality Ender 3 : Industrial & Scientific](https://m.media-amazon.com/images/I/817JU--9jBL._AC_UF350,350_QL80_.jpg)
Amazon.com: BIGTREETECH SKR Mini E3 V2.0 Control Board 32Bit with TMC2209 UART Driver New Upgrade 3D Printer Parts Motherboard for Creality Ender 3 : Industrial & Scientific
![SKR 1.4 Turbo voltage through USB port measures -24v to Earth ground. This is not nominal. : r/BIGTREETECH SKR 1.4 Turbo voltage through USB port measures -24v to Earth ground. This is not nominal. : r/BIGTREETECH](https://external-preview.redd.it/eTp5G-q6tKJMlJMAN3MVC59p1oVr1zW0kwA2koIW2Jg.png?format=pjpg&auto=webp&s=43867b7034a01cc4968b25442a2fc07caf633d7b)