What is flag in microprocessor?

Sasi Kanth
Sasi Kanth

Posted On: Feb 25, 2020

 

The Flag register is a Special Purpose Register which shows the status of the task. This is an 8-bit register but the only 5bit is used for the operation. The flag becomes set or reset after arithmetic and logical operation.

The flag register has 5 flags which are Sign flag, Zero flag, Auxiliary carry flag, Parity flag, and the Carry flag.

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