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Introduction
The AXI USB device IP is an USB device controller IP. It has no support for OTG mode. This IP can be instantiated on FPGA or Zynq or ZynqMP PL. This page describes the usage of AXI USB device IP standalone driver.
https://github.com/Xilinx/embeddedsw/tree/master/XilinxProcessorIPLib/drivers/usb/
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Test Name | Example Source | Description |
|---|---|---|
| USB Mass-Storage Gadget - Poll Mode | This example does a basic read and writes test from the USB drive in polled mode. |
Example Application Usage
Mass-Storage: USB Polled/Interrupt mode example
Mass storage profile can be tested by compiling xusb_storage_polled_mode.c,xusb_cp9.c,xusb_cp9.h,xusb_storage.h,xusb_types.h,
files together
USB 2.0 Peripheral Mode
The below gives the testing procedure of axi-usb device standalone example which operates as a mass storage gadget
Testing procedure
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https://github.com/Xilinx/embeddedsw/tree/master/XilinxProcessorIPLib/drivers/usb/examples
Below is the testing procedure of AXI USB standalone example which operates as a mass storage gadget
- Download and run the generated USB 2.0 example ELF
- Connect board setup to standard host(Windows/Linux)machine USB 2.0 port.
Expected Output
- You will get a pop-up window on a Windows machine for formatting the size 256MB. After the format completes, you can copy the file to the USB device.
Example Design Architecture
AXI-USB specific design. This is the customized image of axi-usb and canfd.
Performance
The below performance results are observed using CrystalDiskMark tool on windows
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