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DFU — Using the native USB on ESP32-S2 for flashing the firmware | by Pedro Minatel | The ESP Journal
Solved: Fix for Unknown USB Device (Device Descriptor Request Failed... - HP Support Community - 5973953
![Teensy 3.6 Upload Issues. Upload fails, USB COM Port disappears (Code 43) - Development Platforms - PlatformIO Community Teensy 3.6 Upload Issues. Upload fails, USB COM Port disappears (Code 43) - Development Platforms - PlatformIO Community](https://community.platformio.org/uploads/default/original/2X/e/ee20b5b9265fd3b1c01cbe2d1cc7d08825af3203.png)
Teensy 3.6 Upload Issues. Upload fails, USB COM Port disappears (Code 43) - Development Platforms - PlatformIO Community
![MSP430F5529: Issues with connecting over USB on breadboard - MSP low-power microcontroller forum - MSP low-power microcontrollers - TI E2E support forums MSP430F5529: Issues with connecting over USB on breadboard - MSP low-power microcontroller forum - MSP low-power microcontrollers - TI E2E support forums](https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/166/0743.msp430f5510.jpg)