Arbiters are electronic devices that allocate access to shared resources.

Bus arbiter

There are multiple ways to perform a computer bus arbitration, with the most popular varieties being:
* dynamic centralized parallel where one central arbiter is used for all masters as discussed in this article;
* centralized serial (or "daisy chain") where, upon accessing the bus, the active master passes the opportunity to the next one. In essence, each connected master contains

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