Question: With reference to direct memory access controller ( DMAC ) ( 5 Marks ) i . ) State the two pins used for requesting and

With reference to direct memory access controller (DMAC)(5 Marks)
i.) State the two pins used for requesting and relinquishing the bus/data from the CPU.
ii.) Draw a block diagram showing the connections of the DMAC to the CPU, memory and I/O devices

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