Description: KWP2000 initial diagnosis is based on K-line protocol, as K line physical layer and data link layer in the network management and communication speed on the limitations, making K lines can not meet the increasingly complex vehicle diagnostic networks. The CAN network (Controller Area Network) network because of its non-destructive arbitration mechanism, the higher the communication rate (up to 1M bps) and the flexible and reliable means of communication, in-vehicle networking is widely popular, more and more cars manufacturers to CAN bus used in automotive control, diagnosis and communication
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KWP2000PROTOCOL.doc