What are the features of 8085 microprocessor answers. It is a softwarebinary compatible with the morefamous intel 8080 with only two minor instructions added to support its added interrupt and serial inputoutput features. A nice feature, singlestep running, helps students learn the. The 8085 microprocessor is an 8bit processor available as a 40pin ic. The higher order address lines a8 a15 are unidirectional and the lower order lines a0 a7 are multiplexed timeshared with the eight data bits d0 d7 and hence, they are bidirectional. The address and information bus are multiplexed between this processor that helps in providing a lot of control signals. Its data bus width is 8bit and address bus width is 16bit, thus it can address 216 64 kb of memory.
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 8086 microprocessor the. Lecture note on microprocessor and microcontroller theory. The intel 8085 eightyeightyfive is an 8bit microprocessor produced by intel and introduced in march 1976. It is manufactured with nmos ntype metal oxide semiconductor technology implemented with 6200 transistors. Introduction to 8085 microprocessor microprocessor is a electronic chip, that functions as the central processing unit of a computer. Fundamentals of microprocessor and microcontroller unit1 prof.
It is compatible with microprocessor 8080 and require less additional hardware, which makes it. 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. Ic was invented in 1958 fair child semiconductors by texas instruments j kilby. In each instruction, programmer has to specify 3 things. The 8088 was considered an 8bit processor because its external bus wa.
This was 80386 microprocessor that was designed by intel in october 1985 and was an upgraded version of 80286 microprocessor. The internal architecture took me 5 mins to post a quick reply. Download microprocessor 8085 and its interfacing pdf. The availability of low cost, low power and small weight, computing capability makes it useful in different applications. The intel 8085 was an 8 bit microprocessor made by intel in the. Lecture note on microprocessor and microcontroller theory and. The 8080 processor was updated with enabledisable instruction pins and interrupt pins to form the 8085 microprocessor. The microprocessor chips are available at low prices and results its low cost. The reason for the difference is that some actually most instructions have multiple different formats. Before introduction of the microprocessor circa 1960s, hardwired controllers were used in motor drive applications 30. In addition to these features, the 8085a has three maskable, restart interrupts and one.
A microprocessor is a controlling unit of a microcomputer, fabricated on a small. The internal architecture of 8085 includes the alu, timing and control unit, instruction register and decoder, register array, interrupt control and serial io control. Apr 05, 2017 introduction to 8085 microprocessor microprocessor is a electronic chip, that functions as the central processing unit of a computer. The impact of microprocessor in different lures of fields is significant.
Draw the architecture of 8085 and understand the functions of. Introduction fundamentals of microprocessor 8085 and. It is an 8bit microprocessor designed by intel in 1977 using nmos technology. Yeola page 3 architecture of intel 8085 microprocessor features of 8085 intel 8085 is an 8bit, nmos microprocessor. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
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 8086. The second generation marked the development of 8 bit microprocessors from 1973 to 1978. Mar 17, 20 8085 microprocessor by ramesh s gaonkar pdf free download friends download the book from the given link. Low cost due to integrated circuit technology microprocessors are available at very low cost. It is an 8 bit microprocessor each character is represented by 8 bits or a byte. Quick heal total security 20 64bit with crack free download hi friends, i hope you all are enjoying my posts. Features of 8086 microprocessor video lecture of 8086 microprocessor chapter from microprocessor subject for electronics engineering students. It was used in the first popular ibm micro computer, known as the ibm pc, released in 1981. Difference between 8085 and 8086 difference between. In this article you will get to know about the definition, architecture, block diagram and working of 8085 microprocessor. Features of 8086 microprocessor 8086 range of clock rates. It consists of three main sections, an arithmetic and logic unit a timing and control unit and several registers. Features of 8085 8085 microprocessor course z series innovations. The 8085 machine language the 8085 from intel is an 8bit microprocessor.
The 8085ah incorporates all of the features that the 8224 clock generator and. The 8085 uses a total of 246 bit patterns to form its instruction set. Transistor was invented in 1948 23 december 1947 in bell lab. Prepc microprocessor history it is interesting to note that the microprocessor had only existed for 10 years prior to the creation of the pc. Mar 18, 2017 features of intel 8085 microprocessor. Lecture note on microprocessor and microcontroller theory vssut. However, it requires less support circuitry, allowing simpler and less expensive microcomputer systems. Evolution of microprocessor and types 8085 microprocessor, salient features of 8085 architecture of 8085 functional block diagram, pin description. It is a 40 pin c package fabricated on a single lsi chip. Microprocessor 8085 bit paper free pdf file sharing. The 8085 instruction set is classified according to word size.
The 8085 microprocessor was designed by intel in mid 1977. Features of 8085 it is an 8 bit microprocessor each character is represented by 8 bits or a byte. It can execute millions of instructions per second. The features of intel 8085 microprocessor are as follows. Now nearly 20 years later, we are still using systems based more or less on the design of that first pc. High speed due to the technology involved in it, the microprocessor can work at very high speed. Today i am here with quick heal total security 20 64 bit antivirus with crack fil. Mar 21, 2018 what is 8086 microprocessor, and its features. Refer to the reference manual for pinouts and details. The 8088 is a central processing unit cpu manufactured by intel beginning in 1979. Now a days, a microprocessor based systems are used in instructions, automatic testing product, speed control of motors, traffic light control, light. 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. Click here if you are looking for classes notes please go the particular section for the for notes.
But with the advent of technology intel introduced a 32bit microprocessor whose processing speed was twice as that of 80286 microprocessor. Download microprocessor 8085 and its interfacing pdf ebook. Features of a microprocessor here is a list of some of the most prominent features of any microprocessor. Tutorial on introduction to 8085 architecture and programming. The time for the back cycle of the intel 8085 a2 is 200 ns. Features of 8086 microprocessor microprocessor youtube. Washing machines, microwave ovens, mobile phones etc. 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.
The 8085 microprocessor kit is a lowcost single board computer designed for selflearning the popular 8085 microprocessor. Central processing unit cpu is carved on a single chip is called a microprocessor. Interfacing the 8085 interfacing the 8085 a brief description of the signals between the 8085 and the outside world follows. The kit enables studying from low level programming with direct machine code entering to high level programming with pc tools easily. An instruction is a command to the microprocessor to perform a given task on a specified data. It has 16bit address lines a0a15 to point the memory locations and hence can point up to 216 65535 bytes 64kb memory locations. If youre looking for a free download links of microprocessor 8085 and its interfacing pdf, epub, docx and torrent then this site is not for you. Addressing modes of 8085 to perform any operation, we have to give the corresponding instructions to the microprocessor. The term 16bit means that its arithmetic logic unit, internal registers and most of its instructions are designed to work with 16bit binary words. As the name suggests, 8085 microprocessor and its applications attempts to explain the basic concepts of programming and interfacing techniques using intel 8085 microprocessor as an example, including system design applications based on 8085 microprocessor. In 1971, intel corporation came out with a 4bit microprocessor intel.
The address and data bus are multiplexed in this processor which helps in providing more control signals. Introduction to 8085 the advanced versions consume 20% less power supply. Let us discuss the architecture of 8085 microprocessor in detail. Microprocessor 8085 communicates via its address bus of 2bytes width the lower byte. To find the largest number in an array of data using 8085 instruction set. To find the smallest number in an array of data using 8085 instruction set. The microprocessor is of small size chip, hence is portable. Intel 8085 8bit microprocessor intel 8085 is an 8bit, nmos microprocessor. First microprocessor was invented by intel integrated electronics.
753 882 1031 1333 173 690 1066 1327 375 736 861 1327 1041 1181 1379 217 1423 1329 1341 622 1502 607 1397 37 556 493 918 1033 1191 29 1266