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Regulation: R23 Branch: Electrical and Electronics Engineering Semester: 3-2

Microprocessors and Microcontrollers

Verified vs. official syllabus Checked 2026-07-01

Both the subject list and detailed unit topics are sourced from an autonomous JNTUK-affiliated college's published syllabus and have not been independently cross-confirmed against JNTUK's own exam records -- autonomous colleges may adapt content locally.

Unit-wise syllabus

UNIT 01

Introduction to Microprocessor Architecture

Introduction and evolution of microprocessors; Architecture of 8086; Memory and register organization of 8086; Introduction to 80286, 80386, 80486 and Pentium (architectural advancements only)

UNIT 02

Minimum and Maximum Mode Operations

Instruction sets of 8086, addressing modes, assembler directives, simple programs; General bus operation of 8086; Minimum and maximum mode operations of 8086; control signal interfacing; Read and write cycle timing diagrams

UNIT 03

Microprocessor I/O Interfacing

8255 PPI: architecture and modes of operation; interfacing I/O devices to 8086 using 8255; Interfacing ADC and DAC converters; Stepper motor interfacing; static memory interfacing with 8086; Architecture and interfacing of DMA controller (8257)

UNIT 04

8051 Microcontroller

Overview and architecture of 8051; memory organization and register set; Instruction set and simple programs; I/O ports and interrupts; timers and counters; Serial communication; interfacing of peripherals

UNIT 05

PIC Architecture

Block diagram of the basic PIC 18 microcontroller; Registers and I/O ports; Programming in C for PIC: data types, I/O programming; Logical operations and data conversion