| 摘要 |
<p>PURPOSE:To provide the on-whicle a mobile data communication system which can execute processing without deteriorating operability even in the case that plural data to be transmitted are generated in one equipment to constitute a network in relation to a data communication system, especially in respect of the data communication system suitable to use as the connection network of a mobile AV(audio visual) system. CONSTITUTION:In the on-vehicle data communication system 100, at least one master equipment 101, 101' and at least one slave equipment 102-1 to 102-n are connected to the same communication bus 103, and at least one side of the master equipment 101, 101' or the slave equipment 102-1 to 102-n is provided with a storage means 104 which stores temporarily at least two communication data, and a preferential transmitting means 105 which compares the priority order of each communication data stored in the storage means 104 and transmits preferentially the communication data of the higher priority order.</p> |
