8086 Instruction Set

String Instruction in 8086

String Instruction in 8086: The String Instruction in 8086 are namely, REP/REPE/REPZ/REPNE/REPNZ MOVS/MOVSB/MOVSN CMPS/CMPSB/CMPSW SCAS/SCASB/SCASW LODS/LODSB/LODSW STOS/STOSB/STOSW REP/REPE/REPZ/REPNE/REPNZ Instruction : REP is a prefix which is written before one of the String Instruction in 8086. These instructions repeat until specified condition exists. MOVS/MOVSB/MOVSW Instruction : This instruction copies a byte or word from a location …

String Instruction in 8086 Read More »

Program Execution Transfer Instructions in 8086 Microprocessor

Program Execution Transfer Instructions in 8086 Microprocessor: The Program Execution Transfer Instructions in 8086 Microprocessor are namely a) Unconditional transfer instructions: CALL RET JMP J cond CALL Instruction : The CALL instruction is used to Program Execution Transfer Instructions in 8086 Microprocessor to a subprogram or procedure. There are two basic types of CALLs, near …

Program Execution Transfer Instructions in 8086 Microprocessor Read More »