FIELD NOTES
Get better at hardware test.
Guides, tutorials, and best practices to help you build better hardware tests.
- Test Types & Methods
Write a Functional Test Spec for PCBA
Learn how to build a functional test specification for PCBA production, map schematic nets to measurements with datasheet-derived limits, and translate to.
- Scaling & Monitoring
Scale from 1 to 100 Test Stations
Architecture guide for scaling test infrastructure from 1 to 100 stations, covering naming, script distribution, config management, networking, and monitoring.
- Test Data & Analytics
How to Detect Measurement Drift
Learn how TofuPilot grades measurement drift against each series' own baseline, and how to write tests that make a real shift visible early.
- Scaling & Monitoring
Calculate ROI of Test Automation
Learn how to build a business case for hardware test automation and measure ROI using TofuPilot's yield, cycle time, and defect data.
- Test Types & Methods
Track PCBA Results Across Lines
Learn how to tag OpenHTF test runs with station, line, factory, and shift metadata, then compare first pass yield across production lines using TofuPilot.
- Concepts & Methodology
Data-Driven Manufacturing Testing
Learn how to replace opinion-based test decisions with data-driven manufacturing quality control using TofuPilot's analytics platform.
- Test Types & Methods
HIL vs SIL vs MIL Testing: When to Use Each
Compare MIL, SIL, and HIL testing approaches with cost, speed, and fidelity tradeoffs, plus Python examples for hardware-in-the-loop validation with TofuPilot.
- Test Data & Analytics
Hardware Test Observability
Learn how to build full observability into your hardware test operations using TofuPilot's dashboards, alerts, and analytics.
- Test Station Setup
Test Sequencing and Orchestration
Learn how to build repeatable hardware test sequences using TofuPilot with OpenHTF and Python for structured, automated test orchestration.
- Test Station Setup
Test Fixture Design and Management
Learn how to track test fixture health, calibration, and lifecycle using TofuPilot's station monitoring and measurement trending.
- Test Station Setup
How to Configure Test Environments
Learn how to manage separate test environments with environment variables, config files, and TofuPilot workspace separation.
- Scaling & Monitoring
Real-Time Production Test Monitoring
Learn how to monitor hardware test operations in real time using TofuPilot's live dashboards, yield tracking, and instant failure alerts.
