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CRUX DESIGN

MeshCore USB Companion

Definition

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A MeshCore firmware role that exposes a USB host interface for participating in and observing a MeshCore network.

Crux usage

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The RAK4631 in Atlas Bridge runs the USB Companion role. A single host process owns the serial connection and exposes structured events to Atlas services.

Context

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A connected companion and locally accepted transmission are separate from confirmed reception by another node. The firmware recovery and migration procedure is documented in EL-001.

Aliases

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USB Companion

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Single Serial Owner · Atlas Bridge · Delivery Evidence · RAK4631

This entry is governed through the Crux Atlas Engineering System. See EL-002 / Atlas Bridge design study for the dated engineering record and EL-001 / RAK4631 recovery for the firmware migration history.