OpenTrafficMap’s €20 ESP32-C5 Board Turns 802.11p V2X Into a Public Map of Traffic Lights and Buses

Original: This article is an independent of “OpenTrafficMap ESP32-C5 C-ITS receiver board can help improve traffic efficiency using 802.11p V2X communication” by Jean-Luc Aufranc (CNXSoft), published on CNX Software on May 24, 2026.

All hardware photos, deployment screenshots, the Graz Linux Days talk, and the underlying reporting are the work of the original author and…

https://core-jmp.org/2026/05/opentrafficmap-esp32-c5-cits-receiver-rewrite/