Drive shows as "USB Mass Storage Device" in Device Manager but has no drive letter. "Please insert a disk into removable disk" error. Capacity shows as bytes or a vastly reduced size.
Implement the USB MSD protocol by handling the BOT protocol commands. sss6697 b7 usb mass storage work
The SSS6697 B7 relies on the protocol to function. When you plug the drive in: Drive shows as "USB Mass Storage Device" in
To develop a USB MSD using the sss6697 or b7 USB microcontroller, follow these steps: Implement the USB MSD protocol by handling the
The SSS6697-B7 is a popular, low-cost flash controller used in various inexpensive USB flash drives, MP3 players, and card readers. While functional, these drives can sometimes become corrupted, fail to show the correct capacity, or show up as a raw USB mass storage device without mounting as a drive letter.
This is the specific solution for . You cannot use a generic USB formatter. You need the 3S USB Mass Production Tool .