# RTL8720DF

**URL:** <https://forum.amebaiot.com/t/rtl8720df/2968>\
**Category:** USB\
**Tags:** 中文, rtl872xd\
**Created:** [May 23, 2024, 12:28pm UTC](https://forum.amebaiot.com/t/rtl8720df/2968 "2024-05-23T12:28:22Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![JLT](https://avatars.discourse-cdn.com/v4/letter/j/dec6dc/32.png) [@JLT](https://forum.amebaiot.com/u/JLT)\
**Post date:** [May 23, 2024, 12:28pm UTC](https://forum.amebaiot.com/t/rtl8720df/2968/1 "2024-05-23T12:28:22Z")

</div>

各位先進好！ 我們正在開發RTL8720DF, 但有一個問題一直困擾著我們，請問RTL8720DF 的USB port 是支援USB Host 還是Device? 還是可選擇其一？有勞各位先進指導分享，感激不盡！

---

<div class="post-metadata">

**Author:** ![Pammy](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/pammy/32/936_2.png) [@Pammy](https://forum.amebaiot.com/u/Pammy)\
**Post date:** [May 27, 2024, 3:32am UTC](https://forum.amebaiot.com/t/rtl8720df/2968/2 "2024-05-27T03:32:22Z")

</div>

您好，USB port 目前只支援 Device.  
[https://www.amebaiot.com/en/rtl8722dm-arduino-online-api-documents/](https://www.amebaiot.com/en/rtl8722dm-arduino-online-api-documents/)

 ![image](https://us1.discourse-cdn.com/flex016/uploads/ameba/original/2X/9/952506f9dafa4fa06fc854ed76e6e0d3530befc0.png)