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Process control instructions in 8086 microprocessor

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  • Last Updated : 19 Jan, 2022
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Process control instructions are the instructions which control the processor’s action by setting(1) or resetting(0) the values of flag registers. 

Following is the table showing the list of process control instructions: 
 

OPCODEOPERANDEXPLANATIONEXAMPLE
STCnonesets carry flag to 1STC
CLCnoneresets carry flag to 0CLC
CMCnonecompliments the carry flagCMC
STDnonesets directional flag to 1STD
CLDnoneresets directional flag to 0CLD
STInonesets the interrupt flag to 1STI
CLInoneresets the interrupt flag to 0CLI

 

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