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Digital Logic Sim

​A minimalistic digital logic simulator · By Sebastian Lague

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271
Topics

Recent updates

Version 2.1.6
26
20
Change Log: Added a Buzzer chip for creating sounds. This has a 4-bit volume input, and an 8-bit frequency input. The frequency range is from 27.5 to 3729.3 Hz...
3 files
Version 2.1.5
8
14
Change Log: Small improvements to simulation performance Minor reduction in simulation memory usage LED colour can now be changed from context menu (right-click...
3 files
Version 2.1.4
14
Change Log: Added keyboard shortcut to pause/unpause the simulation with Ctrl + Space Advancing a single step while paused is now down with the Space key Added...
3 files
Version 2.1.3
8
16
Change Log: Added an Undo/Redo system (ctrl+z, ctrl+shift+z) Note: this does not affect menu actions (such as creating collections, starring chips, etc). Added...
3 files
Version 2.1.2
5
16
Change Log: Added hex colour input field to chip customization menu Fixed chip 'save as' incorrectly overwriting uses of the original chip Fixed bug where you c...
3 files
Version 2.1.1
7
8
Change Log: Duplicating chips (with shift+D) now includes the connected wires Fixed thread conflict that could sometimes cause simulation to stop working when e...
3 files
Version 2.1.0
1
12
Note: I've set the version to 2.1.0 because this update contains bug fixes relating to the core simulation. It's therefore possible for the behaviour of some ch...
3 files
Version 2.0.4
6
12
Change Log: Improved wire editing controls (insert/delete wire points, and show grid while snapping) Fixed bug where collection name input field couldn't be bla...
3 files
271 topics · Next page · Previous page · First page
Topic
Last post
Hi everyone, I was thinking it might be fun to have a playlist on youtube to showcase different things that people have...
started by Sebastian Lague Apr 17, 2025 Last page
92 replies
6,691 views
A few frequently asked questions I've seen (will add more later). Last updated for version 2.1.6 Where are the AND and N...
started by Sebastian Lague May 12, 2025
26 replies
6,867 views
The 7-segment display colors as it stands now use the same color as the red and the blue wires when active (i think). I...
started by Ithurius Apr 14, 2025
142 views
No replies yet
Sub-Library something that we could nest so like under display have a sub section for the sub circuits to run it like th...
started by jacka328 Apr 14, 2025
90 views
No replies yet
Occasionally when placing many busses, there will be phantom connections where many busses are synchronized while discon...
started by ItsKT Apr 14, 2025
1 reply
109 views
I have created a collection for some of my chips but I don't know how to add them to the collection
started by Bladen868 Apr 12, 2025
3 replies
293 views
https://ko-fi.com/sebastianlague
started by HMT Apr 14, 2025
103 views
No replies yet
Hey Sebastian, I hope you don't mind a seemingly silly question, but I'm curious to know if all clocks that might exist...
started by ThatRobHuman Apr 14, 2025
122 views
No replies yet
You should add a import/export button and system because when i manualy import/export saves they dont work on other devi...
started by Snaper56 Apr 14, 2025
83 views
No replies yet
When I click like 4 times on chip i place them in group. How can i space them apart?
started by KoalasTheBest Apr 14, 2025
1 reply
98 views
Hello, I have just downloaded the newest version of the digital logic sim and cant figure out, how to get the app runnin...
started by soham-rath Apr 12, 2025
5 replies
457 views
Hey, really loving this so far! It's simple and intuitive but has an insane amount of room for creating things. It's sur...
started by llyggr1 Apr 14, 2025
1 reply
109 views
I'm super glad to have a grid snap ability now. I just wish we could toggle snapping to grid so I didn't have to hold CT...
started by LvlHedd Apr 14, 2025
2 replies
168 views
I know it's really bad, but in my defence I'm not an artist.
started by ProgrammerGirl Apr 14, 2025
1 reply
222 views
Hello, I am on windows 10. Launching the sim just gives a blank gray screen as shown below:
started by bitmaker64 Apr 13, 2025
6 replies
249 views
Support for CTRL Z/Y for Undo/Redo, with possible UI elements. Click and drag for collection/starred items! (I had clock...
started by Darcin Apr 14, 2025
1 reply
139 views
Upon creating a new project, I can't seem to find an AND nor a NOT gate, only NAND is created by default. (Windows)
started by HungryMuttis Apr 14, 2025
2 replies
171 views
I've seen at least 5 topics about it, so i want to say - it's intended to start with only NAND, cuz it's the most basic...
started by Misha279_UA Apr 13, 2025
3 replies
645 views
I want to know where the saves are located on linux so i can export them to a friends computer
started by Snaper56 Apr 13, 2025
2 replies
197 views
Hi, I’m wondering how I should update to a new version without losing my saved projects? I’m not exactly sure which...
started by Mae Moon Apr 13, 2025
1 reply
149 views
Ready? Go! Bonus: if you've changed it, make a video explaining how and why you made the changes you did.
started by ThatRobHuman Apr 13, 2025
1 reply
147 views
In v0 and v1, one could make a pulse former using a trick with a few NOT gates, an XOR, and an SR-Latch. I think this wa...
started by ThatRobHuman Apr 13, 2025
2 replies
145 views