F439_CPP_TX-RX_LoRa_Project

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Topics
Firmware Architecture

Top-level subsystem grouping for the project firmware. More...

Collaboration diagram for Firmware Architecture:

## Topics
| Radio Application Layer
| Application-level radio orchestration and node behavior.
| RadioLink Protocol Layer
| Transport-agnostic framing, crypto, replay protection, and wire-format logic.
| SX1262 Driver Layer
| Hardware driver for SX1262 modem control and packet I/O.
| Persistence Layer
| SPI FRAM persistence support for replay-related state.
| Hardware Abstraction Layer
| Board-level startup, HAL integration, and platform glue.

## Detailed Description

Top-level subsystem grouping for the project firmware.

This group organizes the project by architectural layer rather than only by source file or directory.