Arm Development Platforms forum AMBA APB

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AMBA APB

anvesh dangeti 1 month ago

Can I increase from 32 bits(default) to 64 bits in APB, for data bus width?

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Colin Campbell 1 month ago +2 verified

No, the protocol only supports 8, 16 or 32-bit data buses. The original APB protocol was intended to support simple relatively low bandwidth requiring peripherals, so wide data paths or complex controls...