A microprocessor is a controlling unit of a microcomputer, fabricated on a small chip capable of performing. Lecture note on microprocessor and microcontroller theory vssut. Microprocessors 14 8085 is pronounced as eightyeightyfive microprocessor. 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. Its data bus width is 8bit and address bus width is 16bit, thus it can address 216 64 kb of memory. The microprocessor recognizes and processes a group of bits together. An introduction to microprocessor 8085 pdf download. 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. It is an 8bit microprocessor designed by intel in 1977 using nmos technology. Pdf an introduction to microprocessor 8085 researchgate. Tutorial on introduction to 8085 architecture and programming. A microprocessor which has n data lines is called an nbit microprocessor i.
Draw the architecture of 8085 and mention its various functional blocks. Introduction to microprocessors bharat acharya education. It is an nmos device having around 6200 transistors contained in a 40 pin dip package. What is the technology used in the manufacture of 8085. In small computers the number of registers is small due to the limited size of the chip. Central processing unit cpu is carved on a single chip is called a microprocessor. Introduction to 8085 microprocessor microprocessor is a electronic chip, that functions as the central processing unit of a computer. As technology has progressed, microprocessors have become faster, smaller and capable of doing more work per clock cycle. Introduction to microprocessor watch more videos at. D7 d0 rd wr introduction to 8085 instructions the 8085 instructions since the 8085. Intel 8085 microprocessor has the following registers. Lecture note on microprocessor and microcontroller theory.
676 1257 1092 750 1101 1055 1368 1486 1346 115 1610 585 137 1105 239 1236 979 1357 1546 922 871 485 1571 54 423 974 520 1160 783 764 1381 409 894 379 1043