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protocol

Implement LoRa Protocol v4 with variable-length packets and AES-128-CTR encryption.

2|Updated Jan 8, 2026
Search Tags:#protocol#encryption#firmware#quantization#lora#aes-128-ctr#packet-optimization
One-click install
npx skills add https://github.com/universam1/webasto-lora-remote-ctrl --skill protocol-universam1
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: protocol
Source: https://github.com/universam1/webasto-lora-remote-ctrl/tree/main/.github/skills/protocol
Command: npx skills add https://github.com/universam1/webasto-lora-remote-ctrl --skill protocol-universam1

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill documents and guides the implementation of a robust LoRa Protocol v4, reducing airtime and increasing reliability by using variable-length packets, fused magic/version byte, and end-to-end AES-128-CTR encryption.

Core Features & Use Cases

  • Variable-length wire packets with 6-byte header and 2-byte CRC, enabling significant payload efficiency.
  • Fused magic/version encoding (0x34) to simplify versioning and improve parsing integrity.
  • Phase-based optimization including quantization of sensor fields (temperature, voltage, power) for reduced bandwidth.
  • Use Case: Implement a sender/receiver pair that exchanges commands and status with reduced airtime and improved range in a LoRa network.

Quick Start

Configure LoRa devices to communicate using Protocol v4, enabling variable-length packets, AES-128-CTR encryption, and smart sensor quantization.

Frequently Asked Questions about protocol

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I reduce LoRa airtime and improve range with variable-length packets?▼

LoRa airtime is reduced by implementing variable-length wire packets with a 6-byte header and 2-byte CRC, which significantly improves payload efficiency and network range.

Why use a fused magic/version byte in LoRa packet framing?▼

A fused magic/version byte (0x34) simplifies protocol versioning and improves parsing integrity by combining version identification and frame synchronization into a single byte.

How do I encrypt LoRa sensor data using AES-128-CTR?▼

LoRa sensor data is secured end-to-end by applying AES-128-CTR encryption to the packet payload, ensuring confidential and authenticated exchanges between sender and receiver.

What is sensor data quantization in LoRa protocol optimization?▼

Sensor data quantization compresses fields like temperature, voltage, and power into smaller byte representations, reducing overall bandwidth consumption during LoRa packet transmission.

Do I need to configure both sender and receiver for LoRa Protocol v4?▼

Yes, implementing LoRa Protocol v4 requires configuring both embedded sender and receiver roles to handle dynamic packet sizing, AES-128-CTR encryption, and status reporting.

What are the limitations of using fixed-length packets in LoRa networks?▼

Fixed-length packets waste bandwidth and increase airtime compared to variable-length packets, which adapt to payload size and significantly improve LoRa transmission efficiency.

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