# Dual-Core

2 posts

Heltec V3 – Dual-Core LoRa Receiver with Queue Management

July 18, 2026

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.

#Heltec V3 #ESP32-S3 #LoRa #FreeRTOS #Dual-Core #Queue Management #Offline Storage #WiFi #Embedded Systems #IoT

Heltec V3 – LoRa Receiver with OLED Display

July 18, 2026

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.

#Heltec V3 #ESP32-S3 #LoRa #SX1262 #RadioLib #OLED Display #RSSI #SNR #Receiver #Embedded Systems #IoT #Dual-Core