Microprocessor architectures and systems 1st edition. Cpu central processing unit alu arithmeticlogic unit control logic registers, etc memory input output interfaces processor system architecture interconnections between these units. The address and data bus are multiplexed in this processor which helps in providing more control signals. It is the number of bits processed in a single instruction. To find the smallest number in an array of data using 8085 instruction set.
It is a 40 pin c package fabricated on a single lsi chip. What is the technology used in the manufacture of 8085. The 8085 microprocessor is an 8bit processor available. Ppt the 8085 microprocessor architecture powerpoint. Microprocessor architecture the microprocessor can be programmed to perform functions on given data by writing specific instructions into its memory. Note that the 8086 has data bus width of 16bit, and it is able to address. This book was first published in 1984 and it has been in the field for nearly three decades. It could address directly 64 kb of memory, it had 176 instructions, a large number of registers, a built in option for refreshing the dynamic ram memory, singlesupply, greater speed of work etc. Its alu, internal registers works with 16bit binary word 8086 has a 16bit data bus. Basic concepts of microprocessors differences between.
It determines the number of operations per second the processor can perform. Chapter 4 8085 microprocessor architecture and memory. Microprocessor types and specifications page 2 of 158 file. The microprocessor recognizes and processes a group of bits together. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Over view of microprocessor 8085 and its application. What is meant by the statement that 8085 is a 8bit microprocessor. The itanium ii is an ia64 microprocessor developed jointly by hewlettpackard hp and intel and released on july 8,2002it. The binary information is represented by binary digits, called bits. The 8085 uses a total of 246 bit patterns to form its. Click on document microprocessor architecture, programming, and applications with the 8085 by ramesh s. Here you can download the free lecture notes of microprocessor and interfacing pdf notes mpi notes pdf materials with multiple file links to download.
Pdf lecture notes on microprocessor and microcomputer. Chapter 1 introduction to microprocessors that z80 was a very powerful microprocessor in its time. It is an 8bit microprocessor designed by intel in 1977 using. Computer architecture is defined by the instructions a processor can execute programs written for one processor can run on any other processor of the same architecture current architectures include.
It is an nmos device having around 6200 transistors contained in a 40 pin dip package. If the operand is a memory location, its location is specified by the contents of the hl registers. Intel 8085 8bit microprocessor intel 8085 is an 8bit, nmos microprocessor. Introduction, features, pin configuration, architecture, the 8085 bus structure, instruction set. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Unit1 introduction to 8086 ece department microprocessors and microcontrollers page 2 iv address bus. A microprocessor is a multipurpose, programmable, clockdriven, registerbased electronic device that reads binary instructions from a storage device called. The address bus consists of 16, 20, 24, or more parallel signal lines. Microprocessor courses from top universities and industry leaders. Comprehensive study of microprocessor by naresh grover 4. The first microprocessor intel 4004,was a 4 bit p type metal oxide semi conductor pmos microprocessor. Conceptually, a dual core processor architecture can be described as shown in the figure 1. A typical microprocessor architecture is shown in figure 1. This webpage contains various slides of microprocessors.
Goankar, microprocessor architecture, programming and applications with 8085, 5th edition, prentice hall week 1 basic concept and ideas about microprocessor. Risc, cisc, and dsp focuses on the developments of motorolas cisc, risc, and dsp processors and the advancements of the design, functions, and architecture of microprocessors. The maximum clock frequency is 3 mhz while minimum frequency is 500khz. Microprocessor and interfacing pdf notes mpi notes pdf. The microprocessor reads one instruction at a time, matches it with its instruction set, and performs the data manipulation specified. Lecture note on microprocessor and microcontroller theory. Central processing unit cpu is carved on a single chip is called a microprocessor. From nand to tetris projectcentered course and embedding sensors and motors.
Also the program, data and the stack memories occupy equal memory. Pin diagram of 8085 microprocessor is as given below. Its data bus width is 8bit and address bus width is 16bit, thus it can address 216 64 kb of memory. It provides 74 instructions with 5 different addressing modes. Microprocessor and interfacing notes pdf mpi pdf notes book starts with the topics vector interrupt table, timing diagram, interrupt structure of 8086. Tutorial on introduction to 8085 architecture and programming. Introduction to microprocessor by adithya p mathur, tata mcgraw hill publishers, new delhi 5. Hello friends,lots of reader would like to read the content for microprocessor short question and answer in the offline mode as well,here is the pdf file which contains lots of microprocessor short question and answer pdf for offline study you can download pdf file. Operations performed by 8085 the alu performs the arithmetic and logical operations. Programs obtain access to code and data in the segments by changing the segment register content to point to the desired segments. Moinul hoque, lecturer, dept of cse, aust 16bit microprocessor.
Also the information can be placed anywhere as it uses 16 bit addresses. On these lines the cpu sends out the address of the memory location that is to be written to or read from. Learn microprocessor online with courses like build a modern computer from first principles. Microprocessor 8085 architecture pdf internal architecture of 8085 microprocessor. Initially microprocessor was designed by united states of america and busicom of japan in the year 1971. As technology has progressed, microprocessors have become faster, smaller and capable of doing more work per clock cycle. Microprocessormicrocontroller the first microprocessor to make it into a home computer was the intel 8080, a complete 8bit computer on one chip. The functional components of a cpu are arithmetic logic unit alu, control and timing units, registers are found in a single integrated circuit called ic. Microprocessor 8085 architecture 8085 is pronounced as eightyeightyfive microprocessor. The 8085 microprocessor architecture 8085 instruction set data transfer operations between registers between memory location and a register direct write to a.
A microprocessor which has n data lines is called an nbit microprocessor i. Microprocessor architecture, programming and applications with 8085 by rs gaonkar 2. Microcomputer a computer with a microprocessor as its cpu. The 4004 processor was introduced on november 15, 1971, and originally ran at a clock speed of 108khz 108,000 cycles per second, or just over onetenth a megahertz. Ppt microprocessors8086 powerpoint presentation free.
Mvi b, 3eh move the data 3eh given in the instruction to b register. Integrated circuit ic chips contain two complete physical computer processors cores in the same ic package. Memory organisation in computer architecture array multiplier in digital logic difference between. A free powerpoint ppt presentation displayed as a flash slide show on id. Lecture note on microprocessor and microcontroller theory vssut. Week 2 architecture of 8085 week 3 addressing modes and instruction set of 8085 week 4 interrupts of. Introduction to microprocessors the microprocessor is one of the most important components of a digital computer. Microprocessor 8085 notes free download as word doc. Microprocessor designintroduction 2 microprocessor basics 5 microprocessor designmicroprocessors 5 microprocessor designcomputer architecture 11 microprocessor designinstruction set architectures 16 microprocessor designmemory 20 microprocessor designcontrol and datapath 22 microprocessor designperformance 23. Pointer and index registers used to keep offset addresses. The itanium processor can handle up to 6 simultaneous 64 bit instructions per clock cycle.
It is the set of instructions that the microprocessor can understand. The byte from the memory location is placed on the data bus. The publication first ponders on complex instruction set computers and 32bit cisc processors. 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. Machine language the programmer had to remember the machine codes for various. In this microprocessor the program can be located from anywhere in the memory.
The internal architecture of 8085 includes the alu, timing and control unit, instruction register and decoder, register array, interrupt control and serial io control. Microprocessors and microcontrollersarchitecture of microprocessors. The byte is placed in the instruction decoder of the microprocessor, and the task is carried out according to the instruction. Architecture, programming and interfacing introduction to the microprocessor and computer outline of the lecture evolution of programming languages. Microprocessor architecture, programming and applications with the 8085 this book provides a comprehensive treatment of the microprocessor, covering both hardware and software based on the 8085 microprocessor family. It can read or write data to a memoryport either 16bits or 8 bit at a time. Microprocessor architecture, programming, and applications with the 8085 by ramesh s. A free powerpoint ppt presentation displayed as a flash slide show on.
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