Sage-Tips

Is Verilog or VHDL more popular?

Whereas previously VHDL was more famous and now most of the ASIC projects are dominated by Verilog based Designs.

What language is VHDL based on?

Due to the Department of Defense requiring as much of the syntax as possible to be based on Ada, in order to avoid re-inventing concepts that had already been thoroughly tested in the development of Ada, VHDL borrows heavily from the Ada programming language in both concept and syntax.

What is VHDL in digital electronics?

The Very High Speed Integrated Circuit (VHSIC) Hardware Description Language (VHDL) is a language that describes the behavior of electronic circuits, most commonly digital circuits. VHDL can be used for designing hardware and for creating test entities to verify the behavior of that hardware.

In what respect HDL differ from other computer programming languages?

In what aspect, HDLs differ from other computer programming languages? Explanation: HDLs (Hardware Description Languages) are used to describe hardware for any electronic circuit or system; whereas other computer programming languages execute a program on the computer itself.

Do HDL’s like Verilog encourage spaghetti code?

HDL’s like Verilog and VHDL really seem to encourage spaghetti code. Most modules consist of several ‘always’ (Verilog) or ‘process’ (VHDL) blocks that can be in any order. The overall algorithm or function of the module is often totally obscured.

What is the best book for learning VHDL and Verilog?

The best book on this topic is Reuse Methodology Manual. It covers both VHDL and Verilog. And in particular some issues that don’t have an exact match in software: Be careful with sensitive lists for combinatorial logic (or use @ (*) in Verilog)

What is the difference between VHDL and Verilog HDL?

Verilog is not as wordy as VHDL, which accounts for its compact nature. Although VHDL and Verilog are similar, their differences tend to outweigh their similarities. Verilog HDL is an IEEE standard (IEEE 1364).

What is the difference between HDL and programming languages?

HDLs are indeed similar to programming languages but not exactly the same. We utilize a programming language to build or create software, whereas we use a hardware description language to describe or express the behavioral characteristics of digital logic circuits.