Intelligent car body network system
A body network, smart car technology, applied in the bus network, general control system, control/regulation system, etc., can solve the problems of high hardware requirements, performance impact, high cost, etc., to reduce the number of connections, reduce the difficulty of wiring, reduce effect of influence
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[0046] As shown in Figure 1, the present invention is by the CAN network that semaphore input module, front lamp module, rear lamp module and CAN / LIN network constitute, and by CAN / LIN gateway module, rearview mirror module, electric window module, The wiper module and the central locking module are composed of a LIN network. Among them, the front lamp module, the rear lamp module, the semaphore input module and the CAN / LIN gateway module are connected through the CAN bus to form a network, which forms a large network with the vehicle power CAN network; the electric window module, the wiper module, and the central lock The module is connected with the rearview mirror module and the CAN / LIN gateway through the LIN bus to form a LIN network, and is connected to the upper CAN network through the CAN / LIN gateway module for information exchange.
[0047] Figure 2 shows the schematic diagram of the CAN interface circuit composed of the microprocessor and the CAN conversion chip TJA1...
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