Client Overview

A leading semiconductor manufacturer faced production inefficiencies with their legacy SCREEN Scrubber AS-2000, a critical tool for wafer cleaning. The equipment lacked SECS/GEM integration, forcing operators to manually log process data — leading to delays, errors, and compliance risks in their Industry 4.0-ready fab.

Challenge

The AS-2000’s operational bottlenecks included:

  • No Real-Time Monitoring: Manual data recording caused delays in defect detection.
  • Non-Standard Protocol: The scrubber used a proprietary interface, incompatible with the fab’s SEMI E84/E87-based MES.
  • Compliance Risks: Inability to automate data logging for FDA/ISO audits.
  • Downtime Costs: 15+ minutes per shift wasted on manual checks.

The Solution: EIGEMBox Integration

The client deployed EIGEMBox , a plug-and-play SECS/GEM communication gateway, to retrofit the scrubber with SEMI E30/GEM compliance, E84/E87 recipe management, and real-time equipment tracking.

Key features deployed:

Zero Code Changes: No modifications to the scrubber’s OEM software.
FDC Integration: Enabled fault detection for particle count outliers.
Recipe Sync: Automated E87 recipe downloads from MES.

Implementation steps included:

Protocol Analysis: EIGEMBox engineers reverse-engineered the scrubber’s proprietary interface.
Hardware Integration: Installed a non-intrusive edge module to bridge communication.
GEM Scripting: Configured event reports (e.g., process start/end, alarms) per SEMI standards.
MES Testing: Validated data flow with the client’s Applied Materials MES.

Results

The SECS/GEM integration on the AS-2000 delivered measurable gains, with full ROI achieved within 4 months:

Eliminated manual data logging and associated recording errors.
Recovered 15+ minutes per shift previously lost to manual checks.
Enabled automated compliance logging for FDA/ISO audit readiness.
Established real-time fault detection for particle count outliers, catching defects earlier than the manual process allowed.

Client Feedback

“EIGEMBox transformed our AS-2000 from a data black hole into a smart, compliant tool. We’ve eliminated manual logging errors and accelerated our smart fab roadmap.”
— Process Engineering Manager

This project demonstrates how legacy semiconductor equipment can achieve full SECS/GEM integration without OEM software changes or production downtime. For manufacturers running non-standard or proprietary tool interfaces, EIGEMBox offers a practical path to SEMI-compliant connectivity and Industry 4.0 readiness.

If your fab has equipment that needs SECS/GEM integration, contact eInnoSys to discuss your automation goals.