Microprocessor architecture the microprocessor can be programmed to perform functions on given data by writing specific instructions into its memory. Pdf intel manual of 8085 microprocessor architecture pdf. Cpu central processing unit alu arithmeticlogic unit control logic registers, etc memory input output interfaces processor system architecture interconnections between these units. A free powerpoint ppt presentation displayed as a flash slide show on id. Intel corporation came out with a 4bit microprocessor intel 4004, which was used in early video games and small microprocessor based. The various functional blocks of 8085 are as follows. The 8085 microprocessor architecture 8085 instruction set data transfer operations between registers between memory location and a register direct write to a. Lecture note on microprocessor and microcontroller theory vssut. Microcontroller microprocessor with builtin memory and ports and can be programmed for any generic control application. It was created as a cheaper version of intel s 8086.
Tutorial on introduction to 8085 architecture and programming. The 8085 uses a total of 246 bit patterns to form its instruction set. It was a 16bit processor with an 8bit external bus. The intel 8085a is a new generation, complete 8 bit parallel central processing unit. Intel, alldatasheet, datasheet, datasheet search site for electronic components and. The earliest microprocessor the intel 8088 and motorolas. 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 intel 8085 microprocessor is a second generation microprocessor and is an eightbit processor designed in the year of 1976 with the. Ppt the 8085 microprocessor architecture powerpoint. It is a 40 pin c package fabricated on a single lsi chip. Intel 8085 8bit microprocessor shrimati indira gandhi.
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