LPC1549 USB枚举失败

[明鑫王]

我是中国的一个工程师，使用LPC1549的USB功能，但是我不想用lpcopen库完成这个项目，但是出现问题，没有办法解决，手册的有些地方没有看明白，现象是连接到PC后，LPC1549能够接收到SETUP packet，发送到PC的设备描述符数据好像没有被正确接收，就被PC复位了，再次收到SETUP packet，如此循环。

请问有USB的演示代码吗？能够发给我一份(goldsunking@126.com)吗？

谢谢！

[jeremyzhou]

Hi 明鑫 王 ,

Thank you for your interest in NXP Semiconductor products and for the opportunity to serve you.
To provide the fastest possible support, I'd highly recommend you to refer to the thread for details.
http://www.keil.com/support/man/docs/mcb1500/mcb1500_examples.htm
In this thread, it illustrates how to download the MCB1500's demos which include the USB demo.
Have a great day,
TIC

-----------------------------------------------------------------------------------------------------------------------
Note: If this post answers your question, please click the Correct Answer button. Thank you!
-----------------------------------------------------------------------------------------------------------------------