Topic

Wi-Fi

2.4 GHz, 5 GHz, and 6 GHz high-throughput wireless networking

All ESP32 LoRa Protocols Hardware Wi-Fi HaLow Wi-Fi Unlicensed / Part 15 MeshCore Guides

Oct 28, 2026

Technical vector illustration of ESP32 and ESP32-C3 microcontrollers with PCB trace antennas, sub-5ms action frame bursts, and AES-128 CCMP encryption

ESP-NOW Under the Hood: Action Frames, MAC Pairing & Sub-5ms Telemetry

A builder's guide to Espressif's connectionless protocol: 802.11 vendor-specific action frames, sub-5ms wake-to-transmit latency, AES-128 CCMP encryption, and channel coexistence.

8 min read

Oct 21, 2026

HaLowWiFiProtocolsUnlicensed

Technical vector illustration of Wi-Fi HaLow 802.11ah Sub-1GHz channels showing 1, 2, 4, and 8 MHz OFDM bandwidths in 902–928 MHz US ISM band

Wi-Fi HaLow (802.11ah): Sub-1GHz Megabit IP, 900 MHz Channels & Range

Everything builders need to know about IEEE 802.11ah Wi-Fi HaLow: 10x downclocked OFDM, 902–928 MHz US channels, WPA3 security, TWT sleep, and FCC Part 15 compliance.

9 min read

All 9 entries