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VSD-EDA Environment (Xschem + Ngspice)

This Codespace provides a ready-to-use schematic and circuit simulation environment on Ubuntu 22.04, featuring Xschem and Ngspice, with both terminal and GUI (noVNC) access.

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Step 1 – Open the Codespace

1. Go to the GitHub repository: https://github.com/vsdip/vsd-7nm
2. Click “Code” → “Open with Codespaces” to launch the environment in your browser.

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Option 1 – Use the Terminal

Once the Codespace opens, go to the TERMINAL tab and run:

xschem

or

ngspice

Exit anytime using exit.

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Option 2 – Use the GUI (noVNC Desktop)

1. In your Codespace, open the PORTS tab.

2. Find the forwarded port named noVNC Desktop (6080).

3. Click the forwarded URL.

4. On the web page, select vnc_lite.html to open the XFCE desktop.

5. Inside the desktop terminal, run:

   xschem
   ngspice

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Installed Tools

Tool	Command	Description
Xschem	xschem	Schematic Capture Tool
Ngspice	ngspice	Circuit Simulation Engine
gedit	gedit	Lightweight Text Editor
vim	vim	Terminal-based Editor

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Project Folder Location

The design files are available under the folder: /workspaces/vsd-7nm as shown in the image below:

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Verify Installation

xschem --version
ngspice -v

Both commands should display version information confirming installation.

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