A single hardware control unit will recognize a request and grant access to the bus to a requesting device.

用一个控制器硬件去识别总线请求并允许请求设备去访问总线。

youdao

A single hardware control unit will recognize a request and grant access to the bus to a requesting device.

用一个控制器硬件去识别总线请求并允许请求设备去访问总线。

youdao