What are the functions of IP and FLAG register?
Flag register - Flag register function is to record few parameter or characteristic from the last aritmetic/logic instruction. Flag register include zero flag,parity flag,carry flag,auxiliary carry flag, sign flag and overflow flag
IP register - IP is Instruction Pointer. Its function is the same as PC (program counter) in other microprocessor which is to point to the next instruction to be fetched by BIU unit to be feed into EU unit.
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