Computer system architecture BY: DRISHTI BHALLA
BTECH CSE1838
BUN INSTRUCTION1. Direct
2. Indirect
• BUN
• Opcode =8
PC <- AR
• BUN_I
• Opcode =9
AR <- Main[AR]
BEFORE
EXECUTION…
DIRECT :
AC=A937
PC=022
Main[AR]=082
AFTER EXECUTION…
BEFORE EXECUTION…INDIRECT :
Main[AR]=298
Main[298]=B8F2
THANK YOU !!!!