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(a) What happens in the daisy-chain priority interrupt shown in Figure Q5(a) when device 1 requests an interrupt after device 2 has sent an interrupt

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(a) What happens in the daisy-chain priority interrupt shown in Figure Q5(a) when device 1 requests an interrupt after device 2 has sent an interrupt request to the CPU but before the CPU responds? Give all signal status. CPU data bus VADO VAD 1 VAD 2 Device 0 PI PO Device 1 PI PO Device 2 PI PO To next device Interrupt request CPU Interrupt acknowledge Figure Q5(a) 18. marksi

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