4 posts
Advanced LoRa receiver for Heltec V3 (ESP32-S3) with dual-core architecture – FreeRTOS inter-core communication, message queuing, CRC validation, and offline message storage with automatic retry on WiFi reconnect.
A comprehensive guide to building a production-ready LoRa receiver on the Heltec V3 (ESP32-S3) with SX1262 radio, 128x64 OLED display, and real-time signal monitoring (RSSI/SNR). Includes CRC validation, message queuing, and dual-core architecture.
A comprehensive guide to synchronisation strategies for reliable communication in large-scale IoT networks. Covers collision causes, chaotic vs. synchronized transmission, LoRa-specific considerations, and N3xar's SyncMaster solution.
A comprehensive guide to designing reliable IoT networks. Covers data transmission fundamentals, collision management, synchronized vs. chaotic transmission, LoRa vs. Wi-Fi protocol selection, and critical reliability features including automatic restart, store-and-forward, OTA updates, and QoS.