Before introduction of the microprocessor circa 1960s, hardwired controllers were used in motor drive applications 30. Pdf handwritten microprocessor made easy study materials. A microprocessor is a controlling unit of a microcomputer, fabricated on a small chip capable of performing. Describe in brief the timing and control circuitry of 8085. Pop for storing information on the stack and retrieving. Download microprocessor made easy study material for gate, ies, psus exam preparation in the form of handwritten notes. Today we are with the microprocessor hand written notes specially for the baddi university students. Download cbse notes, neet notes, engineering notes, mba notes and a lot more from our website and app. Here you can download the free lecture notes of microprocessor and microcontroller pdf notes mpmc notes pdf materials with multiple file links to download microprocessor and microcontroller notes pdf mpmc pdf notes book starts with the topics instruction formats, addressing modes, instruction set, assembler directives,macros,overview of 8051 microcontroller,architecture, io ports. The language in which the mnemonics short hand form of instructions are used to write a. Its data bus width is 8bit and address bus width is 16bit, thus it can address 216 64 kb of memory. Intel 8085 8bit microprocessor intel 8085 is an 8bit, nmos microprocessor. What is meant by the statement that 8085 is a 8bit microprocessor.
Intel 8085 8bit microprocessor shrimati indira gandhi. These handwritten notes are of made easy institute. Microprocessors 14 8085 is pronounced as eightyeightyfive microprocessor. In addition to the above mentioned registers intel 8085 microprocessor also. What is the technology used in the manufacture of 8085. Inr stands for increment register and a is short for. Lecture note on microprocessor and microcontroller theory vssut. In 1971, intel corporation came out with a 4bit microprocessor intel.
The time for the back cycle of the intel 8085 a2 is 200 ns. The 8085 instruction set is classified according to word size. It is a 40 pin c package fabricated on a single lsi chip. An instruction is a command to the microprocessor to perform a given task on a specified data. It is an nmos device having around 6200 transistors contained in a 40 pin dip package. Microprocessor 8085 notes central processing unit inputoutput.
Pin diagram of 8085 eazynotes find notes the easy way. It is an 8bit microprocessor designed by intel in 1977 using nmos technology. Microprocessor study notes handwritten free pdf gate. Gate notes for microprocessor 8085 notesgen notesgen. Lecture note on microprocessor and microcontroller theory. One of the reputed institute, known for gate, ies, psus coaching. The language in which the mnemonics short hand form of instructions are. Uses data from memory and from accumulator to perform arithmetic. You need adobe reader to open these files as they are in pdf format.
In program 1, eight bit addition instructions are used add and adc and. Microprocessor and microcontroller pdf notes mpmc notes. Each instruction has two parts, one is task to be performed, called the operation code opcode, and the second is the data to be operated on called the operand. Microprocessor 8085 notes free download as word doc. A microprocessor which has n data lines is called an nbit microprocessor i.