HIEE300024R4 UAA326A04 ABB HIEE300024R4 UAA326A04 [caption id="attachment_1206" align="aligncenter" width="430"] UAA326A04[/caption] 1. The instruction register is used to store the instructions being executed. Instructions are divided into two parts: opcodes and address codes. Opcodes are used to indicate the operation nature of instructions, such as addition, subtraction, etc. The ADDRESS CODE GIVES THE OPERAND ADDRESS OF
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