The Intel , as defined in the classic textbook by Ramesh S. Gaonkar , remains the gold standard for understanding microprocessor architecture. Gaonkar categorizes the 8085’s 74 fundamental instructions (represented by 246 opcodes ) into five logical groups, emphasizing the seamless integration of hardware and software. 1. Data Transfer Operations
These instructions move data between registers or between memory and registers without altering the content of the source. 8085 Instruction Set Gaonkar
MOV (Move), MVI (Move Immediate), LDA (Load Accumulator), and STA (Store Accumulator). The Intel , as defined in the classic textbook by Ramesh S