Waveshare Open407V-C Testing Manual page 29

www.waveshare.com Open407V-C\Open207V-C Testing Guide
As shown in the figure below:
Operation and Result
The serial debugging assistant will display the file list in the USB flash drive, the example code will place a TXT
file into the USB flash drive, and then the serial debugging assistant will display the picture.bmp message.
(5) USB_Host_Examples--HID
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