But they also greatly increase the amount of data flowing between peripherals and the system CPU over the system bus. 但是他们同样很大的提高了外围设备与处理器之间在系统总线上传输的数据量。
For Plug and Play devices, a system bus driver detects the existence of the hardware and reads the signature to determine what kind of hardware it is. 对于即插即用设备,一个系统总线驱动检测到存在的硬件并读取信号来确定它是哪种硬件。