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Contents

Basics

Introduction to HDLs Verilog Module Structure Data Types and Logic Values Vectors and Arrays Lexical Conventions Verilog Operators Port Connection Rules

Behavioral Modeling

Procedural Blocks Blocking vs Non-Blocking Control Statements Loops in Verilog FSM Behavioral Modeling Timing Controls Block Statements Task and Function

Dataflow Modeling

Continuous Assignment Delays in Dataflow Conditional Operator Modeling Combinational Logic

Structural Modeling

Gate Level Modeling gate delays Module Instantiation Switch Level Modeling User Defined Primitives Generate Blocks

Sequential Circuits

Modeling Flip-Flops Modeling Latches Modeling Counters Modeling Shift Registers Synchronous Memories

Combinational Circuits

Modeling Multiplexers Modeling Decoders/Encoders Modeling ALUs Modeling Adders Modeling Comparators

Verification

Testbench Basics System Tasks Simulation Time Randomization Assertions Verification Plan

Other Topics

FPGA vs ASIC Synthesis Concepts Verilog 2001 Features PLI Basics

Other Subjects

Analog Electronics Digital Electronics Signals & Systems Control Systems Electromagnetic Theory Digital Communication Analog Communication Network Analysis Microprocessors VLSI Design Power Electronics Embedded Systems DSP Electronic Devices

Section Progress80%

4 of 5 articles

Modeling Adders

Half, Full, Ripple Carry Adder.

Updated: 19 March 2026

10 min read

Adder Circuits Quiz

Evaluate understanding of half, full, and ripple carry adders.

Question 1 of 3

Q1.What boolean logic gate implements the sum output of a standard half adder?

Related Articles

Modeling Multiplexers

Using if-else, case, assign statements.

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Full Adder

Three input adder, carry in, truth table, implementation.

6 min read

Half Adder

Single bit addition, sum and carry outputs, XOR and AND.

10 min read

Modeling Decoders/Encoders

Behavioral modeling of 3:8 decoder, priority encoder.

7 min read

Ripple Carry Adder

Cascaded full adders, carry propagation delay.

11 min read

Modeling Comparators