Microprocessor Fundamentals

Q1: Programs written for the 8080A must have slight modifications to run on the 8085A.

A True

B False

ANS:B - False

The SIM and RIM instructions in the 8085 microprocessor are used to set (SIM) and read (RIM) the interrupt mask. With SIM, you can mask or unmask RST5.5, RST6.5, and RST7.5, you can reset the pending RST7.5 flip flop, and you can set or reset the SOD (Serial Output Data) pin.



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