JNTUK R19 3-1 Microprocessor and Microcontrollers Material PDF Download


JNTUK R19 3-1 Microprocessor and Microcontrollers Material PDF Download

Students those who are studying JNTUK R19 ECE Branch, Can Download Unit wise R19 3-1 Microprocessor and Microcontrollers Material/Notes PDFs below.


JNTUK R19 3-1 Microprocessor and Microcontrollers Material PDF Download


  • To acquire knowledge on microprocessors andmicrocontrollers.
  • To select processors based onrequirements.
  • To acquire the knowledge on interfacing various peripherals, configure and develop programs to interfaceperipherals/sensors.
  • To develop programs efficiently on ARM Cortex processors anddebug.


Introduction: Basic Microprocessor architecture, Harvard and Von Neumann architectures with examples, Microprocessor Unit versus Microcontroller Unit, CISC and RISC architectures.

8086 Architecture: Main features, pin diagram/description, 8086 microprocessor family, internal architecture, bus interfacing unit, execution unit, interrupts and interrupt response, 8086 system timing, minimum mode and maximum modeconfiguration.

Download UNIT-1 PART B Material PDF | Reference-2


8086 Programming: Program development steps, instructions, addressing modes, assembler directives, writing simple programs with an assembler, assembly language program development tools.

Download UNIT-2 Material PDF | Reference-2


8086 Interfacing: Semiconductor memories interfacing (RAM, ROM), Intel 8255 programmable peripheral interface, Interfacing switches and LEDS, Interfacing seven segment displays, software and hardware interrupt applications, Intel 8251 USART architecture and interfacing, Intel 8237a DMA controller, stepper motor, A/D and D/A converters, Need for 8259 programmable interruptcontrollers.

Download UNIT-3 Material PDF | Reference-2



Architecture, Hardware concepts, Input/output ports and circuits, external memory, counters/timers, serial data input/output,interrupts. Assembly language programming: Instructions, addressing modes, simple programs. Interfacing to 8051: A/D and D/A Convertors, Stepper motor interface, keyboard, LCD Interfacing, Traffic light control.

Download UNIT-4 Material PDF | Reference-2


ARM Architectures and Processors: ARM Architecture, ARM Processors Families, ARM Cortex-M Series Family, ARM Cortex-M3 Processor Functional Description, functions and interfaces.

Programmers Model – Modes of operation and execution, Instruction set summary, System address map, write buffer, bit-banding, processor core register summary, exceptions. ARM Cortext-M3 programming – Software delay, Programming techniques, Loops, Stack and Stack pointer, subroutines and parameter passing, parallel I/O, Nested Vectored Interrupt Controller – functional description and NVIC programmers’ model.

Download UNIT-5 Material PDF | Reference-2


  1. Microprocessors and Interfacing – Programming and Hardware by Douglas V Hall, SSSP Rao, Tata McGraw Hill Education Private Limited, 3rdEdition,1994.
  2. The 8051 Microcontrollers and Embedded systems Using Assembly and C, Muhammad Ali Mazidi and Janice Gillespie Mazidi and Rollin D. McKinlay; Pearson 2-Edition, 2011.
  3. The Definitive Guide to ARM Cortex-M3 and Cortex-M4 Processors by JosephYou.


  1. Embedded Systems Fundamentals with Arm Cortex-M based Microcontrollers: A Practical Approach in English, by Dr. Alexander G. Dean, Published by Arm Education Media,2017.
  2. Cortex -M3 Technical ReferenceManual.


At the end of this course the student will be able to:

  • Understand the architecture of microprocessor/ microcontroller and theiroperation.
  • Demonstrate programming skills in assembly language for processors andControllers.
  • Analyze various interfacing techniques and apply them for the design of processor/Controller basedsystems.

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