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Explain program status register of 8051 microcontroller?
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written 7.3 years ago by
teamques10
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The program status word (PSW) register is an 8-bit register, it is also referred to as the flag register the PSW register is 8-bit wide only 6-bit of it are used by the 8051, the two unused bits are user definable flags, four of the flags are called conditional flags, …
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