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Can anybody tell me about DAD instruction in 8085. Is ALE high twice in first machine cycle of DAD instruction. Can anybody suggested me timing diagram of DAD and HLT instruction.(Any other link)

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  • \$\begingroup\$ What exactly are you doing that makes these questions important? Partial answer: There's no reason to think that ALE would go high more than once during any machine (memory) cycle. \$\endgroup\$ – Dave Tweed Sep 20 '13 at 16:21

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