Click on USB mode in the system settings interface to enter USB connection mode. Use a type-c data cable to connect to the computer. At this time, the drive letter “F1C100S-SD(J:)” will appear on my computer. After opening it, you can copy the content to the computer storage; If you exit this mode, the USB will disconnect
By cooperating with the upper computer, temperature and waveform reproduction functions can be achieved. Please refer to:Use of upper computer
（Note：Before connecting, please pay attention to the voltage of the USB device, which should not exceed 5V, otherwise it may damage the device）。
（Note：To avoid electric shock, please remove the probe before connecting the USB to other devices）。
（Note：If there are prompts such as unrecognized or formatted when plugged into the computer, please unplug the USB and click the format button in the bottom right corner of the system settings ->storage interface to restore it）。
