USB Host多个HID设备该如何处理？

cherry-embedded / CherryUSB

CherryUSB is a tiny, beautiful and portable USB host and device stack for embedded system with USB IP

https://cherryusb.cherry-embedded.org

Apache License 2.0

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Closed arilink closed 1 year ago

arilink commented 1 year ago

查看USB Host的示例代码看起来每个类型的设备是支持了一个设备如果想要支持多个相同类型的设备该如何处理呢？我看usbx和tinyusb都是自动枚举然后根据地址回调的

sakumisu commented 1 year ago

这还需要我说嘛？自己改name啊

sakumisu commented 1 year ago

还要用户自己知道地址，也太low了吧

sakumisu commented 1 year ago

要是插了7 8个设备，谁知道是哪个

sakumisu commented 1 year ago

dev/input0 , dev/input1 ...

arilink commented 1 year ago

相当于我不用管底层只需要根据我设备的数量创建对应的dev/input0 , dev/input1 ... 和他们的回调函数有对应的设备数据进来回调函数里处理就ok