Bus address allocation method and bus system
An allocation method and bus address technology, applied in the transmission system, electrical components, etc., can solve the problems of reducing the repetition rate and affecting the address allocation speed, etc., and achieve the goal of reducing the probability of address conflicts, improving the efficiency of detecting conflicts, and multi-dimensional and efficient address competition Effect
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[0026] The invention provides a bus address allocation method, which is suitable for a bus system in which a master controls multiple slaves.
[0027] Such as figure 1 As shown, in Embodiment 1 of the present invention, a bus address allocation method is provided, which includes:
[0028] The host broadcasts the allocated address data frame to the bus, and the allocated address data frame includes an address to be allocated;
[0029] The slaves with unallocated addresses compete for the address to be allocated, and the slaves that grab the address to be allocated reply to the master;
[0030] After the master receives the reply from the slave, it uses the roll call data frame to roll the slave to determine whether the address to be allocated is successfully allocated;
[0031] The master rolls the name of the slave, and after the slave replies normally, the master judges that the address assignment is successful, and sends the assigned address data frame again to assign the ...
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