# About the USB category

**URL:** <https://forum.amebaiot.com/t/about-the-usb-category/4532>\
**Category:** USB\
**Created:** [November 17, 2025, 6:14am UTC](https://forum.amebaiot.com/t/about-the-usb-category/4532 "2025-11-17T06:14:49Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![M-ichae-l](https://sea2.discourse-cdn.com/flex016/user_avatar/forum.amebaiot.com/m-ichae-l/32/33_2.png) [@M-ichae-l](https://forum.amebaiot.com/u/M-ichae-l)\
**Post date:** [November 17, 2025, 6:14am UTC](https://forum.amebaiot.com/t/about-the-usb-category/4532/1 "2025-11-17T06:14:49Z")

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For all topics related to Arduino SDK USB solution: DEVICE, HOST, DRD, OTG, etc.

關於Arduino SDK USB方案的討論: DEVICE(外設), HOST(主機), DRD, OTG, 等等.