Search found 3 matches
- Mon Dec 18, 2023 9:28 am
- Forum: General Discussion
- Topic: ESP32-S3 cdc device hot plug question
- Replies: 0
- Views: 14088
ESP32-S3 cdc device hot plug question
Does the ESP32-S3 cdc device support hot plug? Why did I test and find that after multiple hot plug, the USB can no longer send data? Even if the monitoring VBUS is set up on the software and hardware, the result is still the same.What is the reason?
- Thu Dec 14, 2023 1:12 am
- Forum: ESP-IDF
- Topic: About self-powered device VBUS monitor question
- Replies: 1
- Views: 66385
About self-powered device VBUS monitor question
I would like to ask, what is the role of ESP32-S3 TinyuSB's VBUS monitoring, and what are the consequences of not monitoring VBUS for self powered devices? Will there be any issues with USB sending data if the USB cable is disconnected and reconnected without monitoring VBUS? I made a self powered d...
- Tue Dec 12, 2023 6:38 am
- Forum: ESP-IDF 中文讨论版
- Topic: ESP32-S3 USB CDC虚拟串口发送数据问题
- Replies: 0
- Views: 19991
ESP32-S3 USB CDC虚拟串口发送数据问题
最近在使用ESP32-S3的USB CDC虚拟串口时,发现USB在热插拔之后发送数据出现了问题,USB热插拔后,PC端是能与虚拟串口重新连接成功的,PC端的串口调试助手往下发数据,ESP32-S3也能收到,但是ESP32-S3往PC端发送数据,则显示不出来,请问是什么原因,是热插拔断了一下USB之后,tinyusb内部的运行机制出现了问题,导致USB无法发送数据成功?