Jan 17, 2018 apr 28, 2020 pin diagram of 8085 microprocessor computer science engineering cse video edurev is made by best teachers of computer science engineering cse. Pin diagram of 8086 microprocessor is as given below. Refer to the reference manual for pin outs and details. It is the number of bits processed in a single instruction. It will help them understand the basic concepts related to. The pin configuration and functional pin diagram of. The microprocessor is the cpu central processing unit of a computer. Draw the architecture of 8085 and mention its various functional blocks. Jul 26, 2019 block diagram of 8085 microprocessor in hindi architecture. Refer functions of all the 8085 pins below in the table. Microprocessor 8086 8086 microprocessor pdf 8086 microprocessor ebook 8086 microprocessor microprocessor 8086 lecture notes pdf internal architecture of an 8086 microprocessor 8086 microprocessor book by sunil mathur questions and answers for memory interfacing in 8086 microprocessor bank selection decoding technique in. In this article you will get to know about the definition, architecture, block diagram and working of 8085 microprocessor. Apr 28, 2020 pin diagram of 8085 microprocessor computer science engineering cse video edurev is made by best teachers of computer science engineering cse. The microprocessor you are using might be a pentium, a k6, a powerpc, a sparc or any of the many other brands and types of microprocessors, but they all do approximately the same thing in approximately.
In this tutorial, we will discuss the architecture, pin diagram and other key concepts of. The following image depicts the pin diagram of 8085 microprocessor. Interfacing the 8085 interfacing the 8085 a brief description of the signals between the 8085 and the outside world follows. Goankar, microprocessor architecture, programming and applications with 8085, 5th edition, prentice hall week 1 basic concept and ideas about microprocessor. Here you will be able to read the content of this class notes in 8086 microprocessor architecture as an embedded pdf. Architecture of risc risc microprocessor architecture uses highlyoptimized set of instructions.
Ad0 ad7 inputoutput 3state multiplexed addressdata bus. The following image depicts the pin diagram of 8085 microprocessor 8085 pin configuration. In this tutorial, we will discuss the architecture, pin diagram. It indicates whether the hold signal is received or not. Before knowing about the 8085 architecture in detail, lets us briefly discuss about the basic features of 8085 processor 8085 microprocessor is an 8bit microprocessor with a 40 pin dual in line package. The pins of a 8085 microprocessor can be classified into seven. The signals from the pins can be grouped as follows. It is used in portable devices like apple ipod due to its power efficiency. Pin diagram of 8085 microprocessor computer science. Program memory program can be located anywhere in memory. Pin diagram and pin description of 8085 microprocessor. Apr 15, 2018 pin diagram of 8085 video lecture of 8085 microprocessors chapter from microprocessor subject for electronics engineering students. The microprocessor 8086 is a 16bit cpu available in different.
Pdf 8085 microprocessor architecture and instruction set. The 8085 is an 8bit general purpose microprocessor that can address 64k byte of memory. Unit1 introduction to 8086 ece department microprocessors and microcontrollers page 1 uniti introduction to 8086 contents at a glance. Lecture note on microprocessor and microcontroller theory and. Figure 1 shows the pin diagram of the 8085 microprocessor. Intel 8085 is an 8bit, nmos microprocessor designed by intel in 1977. Its data bus width is 8bit and address bus width is 16bit, thus it can address 216 64 kb of memory. Pin diagram of 8085 microprocessor is as given below. It is the set of instructions that the microprocessor can understand. Here, cpu acts as the core of the microprocessor and it has instruction register and decoder, timing control, various registers, and serial io control.
Intel 8085 8bit microprocessor intel 8085 is an 8bit, nmos microprocessor. Microprocessor 8085 architecture in microprocessor. Microprocessor is a brain of every complex electronic gadget that is it is processing device of every computing device. In this article, we will discuss 8085 microprocessor pin configuration or pin diagram of 8085 or external architecture of 8085 microprocessor. Demultiplexing address and data bus using ale address latch enable. This article discusses what is a 8085 microprocessor, pin configuration of 8085, which includes address bus, interrupts, rd, wr, ready, hold, hlda, intr. Microprocessor 8085 architecture in microprocessor tutorial. This webpage contains various slides of microprocessors.
The address and data bus are multiplexed in this processor which helps in providing more control signals. Microprocessors and microcontrollers architecture programming. The serial data on this pin is loaded into the seventh bit of the accumulator when rim instruction is executed. Microprocessor 8085 pin configuration tutorialspoint. A microprocessor is a controlling unit of a microcomputer, fabricated on a small chip capable of performing arithmetic logical unit alu operations and communicating with the other devices connected to it. Also learn about the various signals used in 8085 microprocessor including instructions such as rim, sim, sid, sod, iom. Audience this tutorial is designed for all those readers pursing either bachelors or masters degree in computer science. Draw the pin configuration and functional pin diagram of p 8085. They are used for the most significant bit of memory address. Tutorial on introduction to 8085 architecture and programming. Here, we will describe intel 8085 as it is one of the most popular 8bit microprocessor. Draw and explain the architecture of 8085 microprocessormay06. When the signal on this pin is low for at least 3 clocking cycles, it forces the microprocessor to reset itself. Pin diagram 8085 microprocessor microprocessor youtube.
Introduction, features and pin diagram introduction to 8085 microprocessor. Draw the pin configuration and functional pin diagram of. The intel 8085 microprocessor is a second generation microprocessor and is an eightbit processor designed in the year of 1976 with the nmos technology with a 40 pin dip, approximately consisting 6500 transistors having a power supply of 5v. Characteristics of risc the major characteristics of a risc processor are as follows. To find the largest number in an array of data using 8085 instruction set. Unit i syllabus introduction to 8085 basic concepts of.
Block diagram of 8085 microprocessor in hindi architecture. Interrupt the 8085 addresses the same amount of memory, executed about the same. Pdf chapter 4 8085 microprocessor architecture and memory. Learn about the interrupts,maskable and nonmaskable interrupts. It determines the number of operations per second the processor can perform. Bus structure of 8085 microprocessor this application consists the basic example of 8085 microprocessor. This microcontroller was based on harvard architecture and developed primarily for use in embedded systems technology. A15a8, it carries the most significant 8bits of memoryio address. The computer you are using to read this page uses a microprocessor to do its work.
Broadly 8085 architecture consists of three units viz. The pins of a 8085 microprocessor can be classified into seven groups. Overview of 8085 microprocessor 8085 architecture pin diagram functional block diagram. These signals are used to identify the nature of operation. Memory organisation in computer architecture array multiplier in digital logic difference between. Mar 16, 2020 in this article, we will discuss 8085 microprocessor pin configuration or pin diagram of 8085 or external architecture of 8085 microprocessor. Program, data and stack memories occupy the same memory space.
Learn about the pin diagram, description of 8085 microprocessor. Microprocessor 8085 pin configuration electricalvoice. With neat pin diagram explain the various signals of 8085. To study the pin diagram we group the signals into 5 categories. This video is highly rated by computer science engineering cse students and has been viewed 416 times. Jul 30, 2019 the 8051 microcontroller is one of the basic type of microcontroller, designed by intel in 1980s. The time for the back cycle of the intel 8085 a2 is 200 ns.
What are the differences between microprocessor and flip flops, its basics and various types with block diagrams. Week 2 architecture of 8085 week 3 addressing modes and instruction set of 8085 week 4 interrupts of. Actually it is known as update of the microprocessor. The microprocessor is the heart of any normal computer, whether it is a desktop machine, a server or a laptop. Normally, this microcontroller was developed using nmos technology, which requires more power to operate. The most significant 8 bits of the memory address or the 8 bits of the i0 address,3 stated during hold and halt modes. What is risc and cisc architecture with advantages know all about scada systems architecture and types basic fpga architecture and its applications.
It is a 40 pin c package fabricated on a single lsi chip. It, also known as central processing unit cpu is like an artificial brain. This processor can be built with electronic logic circuits that are fabricated using the technologies like vlsi very large scale integration or lsi large scale integration. Appreciate the detailed explanation of address and data bus. It is an appended version of the 8080 microprocessor. Pin diagram of 8085 microprocessor with description. V cc hold hlda clkout reset in ready iom s 1 rd ale s 0 a 15 a 14 a a 12 a 11 a 10 a 9 a 8 wr x 1 x 2 reset out sod sid trap rst 7. In this tutorial, we will discuss the architecture, pin diagram and other key concepts of microprocessors. It provides serial interfacing with serial input data sid and serial output. Ad7ad0, it carries the least significant 8bit address and data bus.
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