Current Mode
Standby
Simulation
Andon Stack Light
Patterns
Timed light sequences
Andon Stack Light
🚨 Emergency
⚠️ Warning
🔧 Operational
✅ Status
Config
Hardware & timing settings
Control a physical device during patterns
Activates your phone's rear camera torch as a physical output
⚡ The Gnokestation Concept
Web browsers directly controlling physical hardware — without proprietary HMI systems or installed software.
This demo: Browser → Device Torch
Industrial: Browser → GPIO/Relays → Signal Tower
Enterprise: Browser → PLC APIs → Factory Equipment
Your browser becomes the universal HMI controller.
About
Gnoke SignalTower · v1.0
🚦 SignalTower
An industrial Andon stack light controller that runs entirely in the browser.
Control light modes, run timed patterns, and optionally drive real hardware
via your device's torch.
Your data never leaves the device.
⚙️ Under The Hood
👤 Author
Edmund Sparrow
Part of the Gnoke Suite — offline-first tools
for developers, retailers, and independent builders.
🔄 Updates
Running v1.0. Click "Check for Updates" to compare against the latest GitHub release.
📜 License
Free and open source under the
GNU General Public License v3.0.
Use it, modify it, share it — but keep it open.
Commercial use requires explicit permission from the author.
© 2026 Edmund Sparrow — Gnoke Suite