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目前使用TUSB4020BIPHPR 实现USB一转二的功能,有几点疑问如下,麻烦帮忙回复一下感谢
1.外部EEPROM是否可以去掉(I2C接口是否可以悬空处理)?
2.TUSB4020BIPHPR 芯片是否需要驱动才能工作?
3.该芯片是如何知道两个USB接口是哪个在工作的?