Unit 4377: Fundamentals of Electronics and Microcontroller Applications

1. Introduction to Electronics

• Overview of electronics and its applications
• Basic electrical quantities: Voltage, Current, Resistance
• Understanding electronic schematics and symbols
• Components overview: passive vs active

2. Passive Components

2.1 Resistors

• Function and purpose
• Types (fixed, variable, thermistors, photoresistors)
• Symbols and schematic representation
• Applications in circuits

2.2 Capacitors

• Function and purpose
• Types (electrolytic, ceramic, film, tantalum)
• Symbols and schematic representation
• Applications in filtering, timing, and energy storage

2.3 Inductors

• Function and purpose
• Types and construction
• Symbols and schematic representation
• Applications in filtering and energy storage

3. Active Components

3.1 Diodes

• Operation principle
• Types (standard, Zener, LEDs, photodiodes)
• Symbols and identification
• Applications (rectification, voltage regulation)

3.2 Transistors

• Operation basics (BJT, FET)
• Types and construction
• Symbols and schematic identification
• Applications in amplification and switching

3.3 Integrated Circuits (ICs)

• Definition and types
• Common ICs (op-amps, timers, logic ICs)
• Identification and datasheet basics
• Applications in circuits

4. Circuit Analysis

4.1 Ohm's Law

• Voltage, current, resistance relationship
• Calculations and examples

4.2 Kirchhoff's Laws

• Kirchhoff's Current Law (KCL)
• Kirchhoff's Voltage Law (KVL)
• Application in circuit analysis

4.3 Voltage Dividers

• Principle and formulas
• Practical uses

4.4 Current Division

• Principle and formulas
• Practical applications

5. Breadboarding and Prototyping

• Introduction to breadboards
• Breadboard layout and connections
• Building simple circuits on a breadboard
• Prototyping best practices

6. Soldering Techniques

• Overview of soldering equipment
• Safety precautions
• Soldering methods and tips
• Soldering components onto PCBs

7. Troubleshooting and Testing

• Common circuit issues and symptoms
• Using multimeters for voltage, current, resistance measurements
• Introduction to oscilloscopes and signal analysis
• Diagnostic procedures and fault isolation

8. Digital Electronics Basics

8.1 Digital Logic Gates

• Types (AND, OR, NOT, NAND, NOR, XOR, XNOR)
• Truth tables and logic functions

8.2 Binary Number System

• Binary counting and conversions
• Basic arithmetic in binary

8.3 Boolean Algebra

• Basic laws and theorems
• Simplifying logic expressions

8.4 Combinational Logic Circuits

• Designing and analyzing simple combinational circuits

9. Microcontrollers and Programming

• Overview of microcontrollers and architecture
• Common microcontroller platforms
• Programming languages and environments (e.g., C, Arduino IDE)
• Writing and uploading simple programs
• Interfacing microcontrollers with circuits

10. Sensors and Actuators

• Types of sensors (temperature, light, proximity, etc.)
• Types of actuators (motors, LEDs, relays)
• Interfacing sensors with microcontrollers
• Controlling actuators through programming