Chapter 1

Number Systems and Boolean Algebra

Binary, octal, and hexadecimal systems

medium • 1 min read

Base conversions

medium • 2 min read

De Morgan's theorems

medium • 3 min read

Logic expressions simplification

medium • 4 min read

Karnaugh maps (up to 4 variables)

medium • 5 min read

Chapter 2

Logic Gates and Combinational Circuits

AND, OR, NOT, NAND, NOR gates

medium • 1 min read

XOR and XNOR gates

medium • 2 min read

Half and full adders

medium • 3 min read

Multiplexers and demultiplexers

medium • 4 min read

Decoders and encoders

medium • 5 min read

Chapter 3

Sequential Logic Circuits

SR and D latches

medium • 1 min read

Edge-triggered flip-flops

medium • 2 min read

SR, D, JK, and T flip-flops

medium • 3 min read

Master-slave JK flip-flop

medium • 4 min read

State diagrams and equations

medium • 5 min read

Chapter 4

Timers and Counters

IC 555 timer architecture

medium • 1 min read

Astable and monostable multivibrators

medium • 2 min read

Asynchronous (ripple) counters

medium • 3 min read

Synchronous counters

medium • 4 min read

Decade and ring counters

medium • 5 min read

Chapter 5

Registers and Memory Technologies

Shift registers (SISO, SIPO, PISO, PIPO)

medium • 1 min read

ROM and RAM basics

medium • 2 min read

Static vs Dynamic RAM

medium • 3 min read

Programmable Logic Arrays

medium • 4 min read

Digital-to-Analog Converters (DAC)

medium • 5 min read