Optimize the performance of the Intel 8085 microprocessor. By using techniques such as minimizing memory usage, efficient use of registers, etc.
![Microprocessor Co-Processor](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0NTAiIGhlaWdodD0iMTYwIiB2aWV3Qm94PSIwIDAgNDUwIDE2MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgc3R5bGU9ImZpbGw6I2NmZDRkYjtmaWxsLW9wYWNpdHk6IDAuMTsiLz48L3N2Zz4=)
The speed of microprocessor indicates that how much it is speedy to execute different programes or instructions.
8086-8088 Microprocessor BIU Unit generates the system central signal and accept these signals. It keeps the pre-fetch queue filled with instructions
The memory of 8086 microprocessor is divided into sixteen parts or segments. In the given diagram
![Intel 8085 8 Bit Microprocessor](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzODAiIGhlaWdodD0iMTMzIiB2aWV3Qm94PSIwIDAgMzgwIDEzMyI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgc3R5bGU9ImZpbGw6I2NmZDRkYjtmaWxsLW9wYWNpdHk6IDAuMTsiLz48L3N2Zz4=)
Intel 8085 is an 8-bit, NMOS microprocessor. It is a 40 pin C package fabricated on a single LSI chip. The Intel 8085A uses a single +5V D.C supply for its operation.
![Diagram RRC 8085 Instruction Set](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0MDAiIGhlaWdodD0iOTAiIHZpZXdCb3g9IjAgMCA0MDAgOTAiPjxyZWN0IHdpZHRoPSIxMDAlIiBoZWlnaHQ9IjEwMCUiIHN0eWxlPSJmaWxsOiNjZmQ0ZGI7ZmlsbC1vcGFjaXR5OiAwLjE7Ii8+PC9zdmc+)
An Instruction is a command given to the computer to perform a specified operation on given data. The instruction set of a microprocessor is the collection of the instructions that the microprocessor is designed to execute.
![Block Diagram of Intel 8086 Microprocessor](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI1MTAiIGhlaWdodD0iNDAwIiB2aWV3Qm94PSIwIDAgNTEwIDQwMCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgc3R5bGU9ImZpbGw6I2NmZDRkYjtmaWxsLW9wYWNpdHk6IDAuMTsiLz48L3N2Zz4=)
The 8086 microprocessor is available with clock frequency of 5, 8 and 10 megahertz. It is an Intel microprocessor and also a 16 bit microprocessor.
![8051 Microcontroller](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyMDAiIGhlaWdodD0iMTUwIiB2aWV3Qm94PSIwIDAgMjAwIDE1MCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgc3R5bGU9ImZpbGw6I2NmZDRkYjtmaWxsLW9wYWNpdHk6IDAuMTsiLz48L3N2Zz4=)
The arithmetic instructions are grouped together in Appendix A. Since four addressing modes are possible, the ADD A instruction can be written in different ways:
![Absolute Addressing 8051 Microcontroller](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI1MTAiIGhlaWdodD0iMzEwIiB2aWV3Qm94PSIwIDAgNTEwIDMxMCI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgc3R5bGU9ImZpbGw6I2NmZDRkYjtmaWxsLW9wYWNpdHk6IDAuMTsiLz48L3N2Zz4=)
When instructions operate on data, the question arises: "Where are the data?" The answer to this question lies in the 8051's "addressing modes."