Microprocessors and Micrcontrollers

Unit - I Introduction to Microprocessor Architecture (Chapters - 1, 2) Introduction and evolution of microprocessors, Architecture of 8086. Register organization of 8086, Memory organization of 8086, General bus operation of 8086. Unit - II Minimum and Maximum Mode Operations (Chapters - 3, 4) Instruction set, Addressing modes, Minimum and maximum mode operations of 8086, 8086 control signal interfacing, Read and write cycle timing diagrams. Unit - III Algorithms for Assembly Language Programming (Chapters - 5, 6) Assembly directives, Macro's, Algorithms for implementation of FOR loop, WHILE, REPEAT and IF-THEN-ELSE features. Unit - IV I/O Interface (Chapter - 7) 8255 PPI-architecture of 8255, Modes of operation, Interfacing I/O devices to 8086 using 8255, Interfacing A to D converters, Interfacing D to A converters, Stepper motor interfacing. Unit - V Interfacing with Advanced Devices (Chapters - 8, 9, 10, 11) Static memory interfacing with 8086, DMA controller (8257) - Architecture, Interfacing 8257 DMA controller, Programmable interrupt controller (8259)-Command words and operating mods of 8259, Interfacing of 8259, Keyboard/display controller (8259)-Architecture, Modes of operation, Command words of 8279, Interfacing of 8279. Unit - VI Introduction to 8051 Microcontroller (Chapters - 12, 14) Overview of 8051 microcontroller, Architecture, Register set, I/O ports and memory organization, Interrupts, Timers and counters, Serial communication. Unit - VII Assembly Language Programming of 8051 (Chapter - 13) Addressing modes and instruction set of 8051, Assembly language programming of 8051, Development systems and tools. Unit - VIII Interfacing and Industrial Applications of 8051 (Chapter - 15) Applications of microcontrollers, Interfacing 8051 to LED's, Push button, Relay's and latch connections, Keyboard interfacing, Interfacing seven segment display, ADC and DAC interfacing.