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Computer Organization & Assembly Language

Computer Organization & Assembly Language. Lecture # 6 By Muhammad Jafer. Important Things. MASM ENAMULATOR/SIMULATOR EMU8086. INSTRUCTION TYPES. Data Movement Instructions Athematic Instructions Logical Instructions Sequence Instructions INPUT/OUTPUT Instructions.

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Computer Organization & Assembly Language

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  1. Computer Organization & Assembly Language Lecture # 6 By Muhammad Jafer

  2. Important Things • MASM • ENAMULATOR/SIMULATOR • EMU8086

  3. INSTRUCTION TYPES • Data Movement Instructions • Athematic Instructions • Logical Instructions • Sequence Instructions • INPUT/OUTPUT Instructions

  4. Data Movement Instructions • Move • MOVE Source,Destination • Load • LOAD Memory (source),Register (Destination) • Store • STORE Register (source),Memory (Destination • PUSH & POP

  5. Athematic Instructions • ADD • SUBTRACT • MULTIPLY • DIVIDE • INCREMENT • DECREMENT

  6. Logical Instructions • AND • OR • NOT • EXOR • SHIFT • COMPARE • ROTATE

  7. Condition Code Register • Zero (Z) • Overflow (f) • Negative (V) • Carry (C)

  8. SEQUENCE INSTRUCTIONS • CONDITIONAL BRANCHING • UNCONDITIONAL BRANCHING • CALL

  9. Chapter Review • Fundamentals of Computer Organization and Architecture by MostafaAbd-Al-Barr & HeshamAlRewini • Chapter # 2 • Instruction Types • Programming Examples

  10. Program segmentation • Three important part of assembly program • Code Segment • Data Segment • Stack Segment

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