CAN总线接口采用协议控制芯片SJA1000，配以收发器82c250。以太网接口采用以太网控制器rtl 8019as作为物理层传输媒介。
CAN-BUS interface adopts protocol control chip SJA1000 plus receiving and sending chip 82c250. Ethernet interface adopts Ethernet controller RTL8019AS as physical transmission media.
文中对控制网络的物理层接口、拓扑结构、通信协议等作了较为详细的说明。
The topology of the network, the physical interface and the communication protocol are also described.
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