LC-3 Simulator
Initializing the LC-3. Please wait…

Vintage gamers, Windows 95/98 retro builders. Not recommended for: Anyone on Windows 10/11 without emulation experience, or those expecting plug-and-play.

Rating: ⭐⭐⭐☆☆ (3/5 – For retro enthusiasts only)

Manage labels

The following labels, including system labels, are currently set:

Label nameAddressDelete
  • Name cannot be empty
  • Label name already exists
  • Label name invalid
  • Invalid address
  • Address already has label

Sa Directx 3.0 System Requirements < Ultra HD >

Vintage gamers, Windows 95/98 retro builders. Not recommended for: Anyone on Windows 10/11 without emulation experience, or those expecting plug-and-play.

Rating: ⭐⭐⭐☆☆ (3/5 – For retro enthusiasts only)

Assemble

Paste your assembly code below, or drop a file on the textbox. Click the Assemble button to assemble your code.

Drop file to load contents
Oh no! You've got in your assembly code:
Awesome! Your code was assembled successfully. You can load your program directly into the simulator, or download the output object file and symbol table.

Write raw hex or binary

Paste your hex or binary code below, or drop a file on the textbox. Click the Process button to process your instructions so that you can download an OBJ file or load them directly into the interpreter.

Drop file to load contents
Oh no!
Awesome! Your code was processed successfully. You can load your program directly into the simulator, or download the output object file.

%!s(int=2026) © %!d(string=True Pillar)