7 years, 2 months ago.  This question has been closed. Reason: Duplicate question

USB Mbed happens to disconnect when putting a .bin file into the MBED directory in FRDM k22F

When I try to put a .bin file to MBED directory in Linux environment , the FRDM K22f happened to disconnect suddenly , and then after a while it reconnected well ,but the .bin file vanished.