Q.1. Draw and explain timing diagram for ‘Write operation’ in minimum mode of 8086.

Answer : The timing diagram for write operation in minimum mode is shown in fig above: When processor is ready to initiate the bus cycle, it applies a pulse to ALE during T1. Before the falling edge of ALE, the address, BHE, M/IO, DEN and DT/R must be stable i.e. DEN = high and DT/R … Read more