Is the a bidirectional connection?

General • Asked 11 months ago by Cupid Stunt

I'm trying to simulate a specific ram chip, but it uses bidirectional data pins. So far as I can tell there are input and output pins, but no way to combine them.

Copy a circuit from one project to another

Feedback • Asked 1 hour ago by Bruce Bergdahl

Is it possible to use or copy a subcircuit from one project for use in another? I'm looking to create a library of circuit as modules for various projects.

How do I implement a ring osclllator ?

General • Asked 22 days ago by Laurent

I tried having a constant (1) going into an AND gate, then a NOT with a cycle. The simulator complains heavily and I don't have any waveform coming out showing the expected oscillation. This is wha...

Project not allowing me to edit or download it

General • Asked a minute ago by sa

I was working on an online project the last couple of days and today when I try to log in back it just gives me the blue saving icon indefinitely, not allowing me to edit/download/save/ or do anyth...

Is there a way to use CircuitVerse on a portable device (touch screen)?

General • Asked 9 months ago by PRL

This may have been asked before… I want to use CircuitVerse on my iPad. I’m able to select elements and drop them onto the grid, but so far I can’t figure out how to do any of the “drag and dr...

load a project saved online

General • Asked 1 hour ago by Jacques Roth

I saved my project online, cannot find a way to load it. How do I load it?

How do I get a truth table automatically generated from a schematic I enter?

General • Asked 1 hour ago by JM

Having the tool generate a complete truth table for a schematic I have entered

What is going on with these XOR gates?

General • Asked 12 minutes ago by Bruno Krugel

Comparing 32-bit values with bitwise XOR is resulting in undefined bits.

How do I use the Force Gate?

General • Asked 9 months ago by Antrotherkus

Under the "Misc" tab, there is an item called the Force Gate. It's tooltip says "ForceGate Selected." which doesn't help. I am confused as to how to use the Force Gate, and it doesn't seem to be do...

How do I drag select on some of my circuit

General • Asked 16 minutes ago by BenL

I want to select multiple components, but not select the whole circuit, so I can drag those components somewhere else or copy and paste them. Can I do this some how?

How do I increase value on a single value

General • Asked 24 minutes ago by Andrew

Please help with this issue

required assistant

General • Asked 1 minute ago by АНДРЕЙ

to throw off from your mail who wants to help

Is it possible to get the Clock faster than 50ms?

General • Asked 22 days ago by Belinus

Is it possible to get the Clock faster than 50ms? i found a way to double its speed up to 25ms but thats still too slow for my needs. Thanks for reading


Feedback • Asked 1 minute ago by b


Truth table

General • Asked a minute ago by O.Webster

How do i generate a truth table?

Need help

General • Asked 6 minutes ago by Rajesh R

I am not able to join the elements in the circuit what am I supposed to do now?

Why I am not?

General • Asked 7 minutes ago by Rajesh R

Why I am not able to connect the wires

Problem with simple circuit getting "stack overflow"

General • Asked 14 minutes ago by Kurt Zierhut

I have a simple circuit using some latches and tri-state drivers. On one clock, I get a stack overflow message but it is not obvious why. The fault occurs when the WR input is manually toggled fr...

How do I flip (mirror) a circuit that I made?

General • Asked 3 months ago by SeldomRa

Is there a way to flip or reverse the direction of an entire circuit? I want to be able to flip it horizontally.

selecting some of items

General • Asked 3 months ago by James

How do i select group of items with out selecting all of them, thanks.


General • Asked 7 days ago by jayagopika

how can I avoid the bitwidth error?

Is this an input?

General • Asked 2 months ago by Adam John Parkin

So the timer is not in the input menu on CircuitVerse but, I created an alarm circuit where the timer goes on/off every 400ms, this is just to cause blinking LEDs (for effect) to show the alarm has...

How do I delay clock?

General • Asked 2 months ago by PPK

I want to have 2 different clock with one being slightly more delayed than other. I tried delay setting but it didn't do anything.


General • Asked a minute ago by jayagopika

what is e0432?



General • Asked 1 month ago by Rahul Khatikmare



How do I share a design?

General • Asked 1 day ago by Cherrice Traver

How can share a project with students so they can add it to their workspace and modify it?


Contention Error in Encoder

General • Asked 21 minutes ago by Sergei Bondarenko

I have encoder: When it starts with some kind of non-zero input, it's fine. But if you zero out all t...


Is there a way to communicate with other users?

General • Asked 20 hours ago by Jean-Paul PETILLON

Hello, Public circuits are a source of inspiration. Sometimes we would like to chat with the designer. Is it possible? Thank you JP


Verilog issues

Feedback • Asked 7 months ago by Jorge Eduardo Ibarra Esquer

Is there any page where you discuss the Verilog limitations, bugs, errors, etc. in CircuitVerse or any kind of documentation on the language?


為什麼circuitverse verilog 離線運行沒有問題,但是上傳之後就不能運行?

Feedback • Asked 1 minute ago by 滑翔翼之舞

為什麼circuitverse verilog 在設計時運行都沒有問題,也可以顯示功能出來。 但是,上傳分享後,都不行運行?為什麼 我的範例如下: