⚡ FPGA & ASIC Track · 22 Chapters · 89 Lessons

Verilog HDL Engineering Guide

Master Hardware Description Language for FPGAs and digital ASICs. Follow our structured engineering roadmap for FPGA Engineers and VLSI Design.

1

1. Verilog Introduction

What is Verilog & Why Use It?→History and Standards of Verilog→The FPGA and ASIC Design Flow→Digital Logic Foundations→Setting Up Your First Simulation→

2

2. Digital Logic Foundations

Boolean Algebra & Logic Gates→Combinational Logic Circuits→Sequential Logic & Clocking→Propagation Delay & Setup/Hold→

3

3. Number Representations

Binary and Hexadecimal Bases→Signed Numbers & Two's Complement→Sized and Unsized Constants→Sign Extension & Truncation→

4

4. Verilog Lexical Conventions

Basic Syntax and Case Sensitivity→Comments and Whitespace→Keywords and Escaped Identifiers→Basic Module Structure→

5

5. Data Types: Nets vs. Variables

Understanding Wires (Nets)→Understanding Regs (Variables)→SystemVerilog Logic Type→Memory Arrays and Vector Nets→

6

6. Modules and Hierarchy

Module Ports and Interfaces→Named vs Positional Instantiation→Nested Modules and Hierarchical Paths→Port Connection Rules & Width Checks→

7

7. Parameterized Design

Parameter Declaration and Purpose→Parameter Overriding at Instantiation→Localparams for Constant Control→Reusable Multi-width Hardware→

8

8. Verilog Operators

Arithmetic and Relational Operators→Bitwise vs Logical Operators→Reduction Operators→Shift and Conditional Operators→

9

9. Vectors and Bus Slices

Vector Bit-ordering and Indexing→Slicing and Part-Selects→Concatenation and Replications→Out-of-bounds Bus Failures→

10

10. Combinational RTL Design

Continuous Assignments (assign)→Procedural Blocks (always @(*))→Blocking Assignment Rules (=)→Multiplexing Expressions→

11

11. Multiplexers and Decoders

If-Else Conditional Structures→Case Statements and Encoders→Casex and Casez Don't-Cares→Accidental Latches & Prevention→

12

12. Sequential RTL Basics

Clocked always Blocks→Non-blocking Assignment Rules (<=)→Gated Clocks vs Clock Enables→Synchronous Design Rules→

13

13. Reset Design Strategies

Synchronous vs Asynchronous Reset→Active-High vs Active-Low Reset→Reset Release Synchronization→Unreset registers in Datapaths→

14

14. Counters and Timers

Binary Counter Design→Down Counters and Loadable Limits→Timers and Frequency Dividers→Pulse Width Modulators (PWM)→

15

15. Shift Registers & Pipelines

Shift Register Basics (SISO, SIPO)→Pipelining for Performance→Delaying Valid Signals with Pipelines→Register Retiming Trade-offs→

16

16. Finite State Machines

Moore vs Mealy State Machines→One-Block FSM Coding→Two-Block and Three-Block FSMs→FSM Sequence Detector Project→

17

17. FSM Encodings & Recovery

Binary and Gray Coding→One-Hot FSM State Coding→Safe FSM Illegal State Recovery→FSM Timing and Optimization→

18

18. Memory Arrays

Modeling ROM and Lookup Tables→RAM Arrays (Single/Dual Port)→Block RAM vs Distributed RAM→Read/Write RAM Collisions→

19

19. Interfaces & Protocols

Ready/Valid Handshake Protocol→SPI Serial Bus Interface Design→UART Transmitter/Receiver RTL→AXI4-Lite Protocol Principles→

20

20. Clocking & CDC

Metastability and Synchronizers→Pulse and Data Synchronizers→Asynchronous FIFO Architecture→Multi-clock Design Hazards→

21

21. Verification & Testbenches

Anatomy of a Verilog Testbench→Testbench Clock & Reset Generators→Stimulus Blocks and initial Blocks→System Tasks for Display/Control→

22

22. FPGA & ASIC Flows

RTL Coding for Synthesis→FPGA Pin Constraints & Bitstream→ASIC Gate Netlist Synthesis→Static Timing Analysis & Setup/Hold→

Start your Verilog journey today

Begin with Lesson 1 to understand hardware concurrency, behavioral abstraction, and logic synthesis.

Start Lesson 1: What is Verilog & Why Use It? →