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Digital Logic Sim

​A minimalistic digital logic simulator · By Sebastian Lague

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257
Topics

Recent updates

Version 2.1.6
26
18
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
257 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
85 replies
5,921 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
27 replies
5,525 views
Does anyone know how to make a simple T Flipflop. I just want to make a simple counter. I am using an adder for a counte...
started by MrBluewolf65 Apr 22, 2025
16 replies
352 views
I may accidentally add too many of something, or need to replace that, but then I have to individually delete every sing...
started by KytheTigerz Apr 22, 2025
2 replies
107 views
If there is any interest I'll upload the project file and explain how to program it. After I straighten out all the wire...
started by gardrek Apr 22, 2025
6 replies
261 views
After i download the new update, how does one actually run the update without loosing all your work?
started by MrBluewolf65 Apr 22, 2025
3 replies
115 views
When setting the clock speed really high (1 step per clock tick) it becomes unstable.
started by Schnurrfels Apr 21, 2025
1 reply
104 views
I created like a whole giant project in v1 of this simulator. How do I convert it to be compatible with v2?
started by NeoX2025Gaming Apr 19, 2025
3 replies
149 views
On my Chromebook, Linux won't update, I've got more than twice as much storage space as it requires, but it still wont u...
started by IAMBash_Bro2010 Apr 22, 2025
93 views
No replies yet
when ever i spawn in a register (same ones he made in the second video) they have a random value which wouldn't be an is...
started by DNAterror Apr 22, 2025
1 reply
139 views
I'm trying to use busses, but I can't figure out how to rotate/reflect the endings. So it just ends up looking really ja...
started by masademan Apr 21, 2025
3 replies
174 views
i cannot run the new ver because of D3D12 being the only video mode (without changing settings i cant check cause i cant...
started by lucas6228 Apr 17, 2025
5 replies
176 views
I've been seeing a lot of people unsure what to do with the NAND gate, so I decided to make a Documentation for Digital...
started by HMT Apr 16, 2025
18 replies
699 views
why do you use ctrl+D 'xept for ctrl+C?
started by Misha279_UA Apr 21, 2025
2 replies
201 views
Hi guys, I have constructed an SR latch, with its inputs (Set and Reset) connected to control signals and outputs as Q a...
started by Bendy509 Apr 21, 2025
2 replies
158 views
I tried to downlaoded the new version 2.1.2 but chrome / windows said theres a virus in there?
started by Knuffeliger Apr 18, 2025
6 replies
483 views
I've arleady checked the library. Can someone help?
started by TheLion4 Apr 20, 2025
5 replies
181 views
Hello guys, here is the solution if it does not open on macOS. First, move the app to Applications folder. Open terminal...
started by SmoolPerson Apr 19, 2025
99 views
No replies yet
Tried Version 1 and that worked just fine.
started by crashandflow Apr 19, 2025
69 views
No replies yet
i want to make a memory thing like in the recent video but idk how to use bus
started by BGamer_07 Apr 19, 2025
2 replies
192 views
copy+paste selected parts: QOL, preferably with connections/wires reintroduce gate delay: gate delay allows creation of...
started by Erumaaro Apr 19, 2025
1 reply
103 views
Just wanna let anyone downloading this know, that in some cases windows does detect a virus by the name Trojan:Script/Wa...
started by annhilizer Apr 17, 2025
3 replies
393 views