NON-BLOCKING MASTER, BUS ARBITRATION DEVICE, BUS SYSTEM AND METHOD OF ARBITRATING A BUS

摘要

A non-blocking master performing the transaction which write or read out data, a bus arbiter, a bus system and a bus arbitration method are provided to increase an amount of bus transmission and the data process speed of the system about performing a next transaction even though the current transaction is interrupted. A core performs a transaction for writing data by transmitting data signal to a slave or a transaction for reading out data by receiving data signal from the slave and performs the transaction reading out data(511,521). A bus control(512) requests for an approval of the bus occupation about a first transaction in a bus arbiter(710). A bus control receives the approval of the bus occupation about the first transaction from a bus arbiter. A bus control receives the approval of the bus occupation about a second transaction from a bus arbiter.