WinPC-NC USB 2.50

WinPC-NC USB is a Windows-based CNC control package designed to drive stepper- or servo-based machines via a dedicated USB motion controller. It offloads real-time pulse generation to the external controller, allowing smooth, reliable motion on modern PCs and laptops without a parallel port. The software is commonly bundled with desktop routers, engravers, and light-duty milling machines and is aimed at hobbyists, makers, and small workshops.

Key features

• USB motion control: Real-time step/dir handled by the controller for stable, jitter-free operation.
• G-code execution: Load, preview, and run standard G-code programs with support for common M- and G-commands.
• Axis control: Jogging, homing, work offsets, soft limits, and acceleration/velocity tuning for typically 3–4 axes.
• Probing and tool handling: Support for limit switches, touch probes, tool length measurement, and basic tool-change workflows.
• Safety and reliability: E‑stop integration, limit switch handling, and watchdog monitoring via the controller.
• Job management and preview: Visual path preview and run-time status; optional importers for popular 2D formats may be available depending on edition.
• Machine compatibility: Works with many hobby and light industrial CNC routers and engravers that accept step/dir signals through the WinPC-NC USB controller.

Typical use cases

• 2D/2.5D milling and routing of wood, plastics, and soft metals
• PCB engraving and lightweight engraving tasks
• Educational and prototyping environments

Notes

• Requires the matching WinPC-NC USB hardware controller; licenses and features can vary by version or bundle.
• Designed for modern Windows PCs; check the specific edition for OS and driver compatibility.

WinPC-NC USB is developed by Burkhard Lewetz, Hard- und Software. The most popular versions of this product among our users are: 2.0, 2.1 and 2.5. The name of the program executable file is Winpcnc.exe.