Arteris Articles

AMBA AXI and OCP: Behind the Standards

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As engineers, we view transaction protocols as simply a language to be able to communicate information from one block of system-on-chip (SoC) IP to another block. However, if you look at transaction protocols from an economics framework you see there’s much more to it. With the past interconnect fabrics dominated by crossbars and hierarchal busses, the choice of the IP transaction protocol created a humongous switching cost.
Topics: switching costs SoC IP protocols AMBA AXI OCP transaction protocols