ESP-NOW Networking Protocol API Reference
Source: docs.espressif.com
This document is an official technical API reference for implementing the connectionless ESP-NOW Wi-Fi protocol on Espressif ESP32 hardware. It provides the architectural specifications, frame formats, and function calls required to enable low-latency, peer-to-peer device communication.
Categorisation
Stage 2: Builder (8-10)Pattern Recognition & Data AnalysisTabletop & Physical PropsCoding Activity
Props & Materials Required
- •ESP32 hardware
- •ESP-IDF SDK
- •C programming environment
- •Wi-Fi enabled hardware
Why It Works & Notes
Parent Note:
Wireless communication protocols, IEEE 802.11 frames, data link layer, CCMP security encryption, MAC addressing, and embedded C API integration.