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⌂ / communications / industry specific / access control

Access-Control Communications

Reader protocols and wiring formats used between access-control readers, controllers and field devices.

Protocol guides

OSDP Access-Control Protocol
Wiegand Protocol
F/2F Reader Format and Wiring
Access-Control Systems Overview

Last updated 15 August 2026 at 20:21 UTC

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Access-Control Communications Protocol guides

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