| 摘要 |
PROBLEM TO BE SOLVED: To provide a bus controller capable of preventing data missing by appropriately switching bus priority in accordance with data transfer statuses of a plurality of data processing parts. SOLUTION: The data amount of a storage buffer 1 is calculated in a data amount calculation part 2, and the transfer speed of the data is calculated in a transfer speed calculation part 3. In a time measurement part 4, a time value is calculated from the data amount and the transfer speed. In a switching part 5, the bus priority is switched on the basis of the time value calculated in the time measurement part 4. COPYRIGHT: (C)2006,JPO&NCIPI
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