This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TM4CXND129X ARM开发板的USB外接PHY,怎么使用ULPI



想把USB1.1升级为2.0,外接一个PHY,怎么使用ULPI接口编程??