usb_audio_class_example

Source Path: example\cherryusb\device\ram_disk

Supported Platforms

sf32lb52-lcd_n16r8

Overview

This example demonstrates the virtualization of a USB flash drive using RAM based on cherryusb MSC, including:

The PC can view a USB flash drive named SiFli MSC DEMO through the file manager.

How to Use This Example

Hardware Requirements

Before running this example, prepare:

A development board supported by this example (Supported Platforms).
A USB-A to Type-C data cable with data transfer capability.
A host device that supports USB.

menuconfig Configuration

Compilation and Programming

Switch to the example project directory and run the scons command to compile:

scons –board=sf32lb52-lcd_n16r8 -j32

Switch to the example project/build_xx directory, run uart_download.bat, and follow the prompts to select the port for downloading:

./uart_download.bat

Uart Download

please input the serial port num:5

For detailed steps on compilation and downloading, please refer to the relevant introduction in Quick Start.

Expected Results

After the example starts: The host connects to the board via the data cable, and the PC can view a USB flash drive named SiFli MSC in the file manager. There is a README.TXT file in the drive with the content “cherryusb device msc_ram demo!”.

Troubleshooting

Reference Documents

Change Log

Version	Date	Release Notes
0.0.1	09/2025	Initial version