服务器上有两个主机总线适配器 (HBAs)、RAID 阵列上有两个 SAN 交换机和两个 RAID 控制器。
There are two host bus adapters (HBAs) on the server, two SAN switches, and two RAID controllers on the RAID array.
USB技术在嵌入式系统中有两种主要的应用方式：即作为USB总线设备的USB设备方式和作为USB主控制器的嵌入式USB主机。
There are generally two modes of USB technology could be used in embedded systems, one is the USB device mode using as USB Devices and the other is USB host mode using as USB Host Controllers.
CAN具有优先权和仲裁功能，多个单片机可通过CAN控制器连接到CAN总线上，形成多主机的局部控制网。
Can also functions as bus access priority and arbitration. Several single chip microcomputers can be connected to can bus through can controller to form a multi-master area controller network.
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