logic circuit simulator

version 1.2.1

simcir is a simple simulator of logic circuits.


click here to run

system requirements

java runtime environment java1.1. or higher

usage

1. choose a device from the toolbox and move to right side.
2. connect them by drag+drop.
3. click a input node to disconnect.
4. move a device back to the toolbox if you don't use.
5. double click the label to edit.

note

• to simplify the model, all devices transfer only voltage but not current.
• when logic gate's input node is not connected, it is treated as pulled down.