How-To

1 article tagged "How-To" on the Serial Terminal blog.

This collection brings together every How-To article published on the Serial Terminal blog. "RS-485 Termination and Biasing: Why Your Serial Bus Is Unreliable" — each one is a practical, hands-on guide written for engineers and system integrators who work with Serial Terminal in real industrial deployments. Whether you are choosing between protocols, troubleshooting a connection, or planning an integration, these articles cover the concepts, the trade-offs, and the step-by-step details you need.

1 article

August 11, 2026·How-To

RS-485 Termination and Biasing: Why Your Serial Bus Is Unreliable

Why RS-485 buses produce CRC errors and garbage bytes: differential signalling, 120-ohm end termination, fail-safe bias resistor math, unit-load counting, and daisy-chain-only topology.

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