Meshtastic, an open-source firmware for long-range mesh networking, offers an elegant solution. Using LoRa radios allows ...

This project implements a sophisticated LED mesh network with autonomous root selection, BLE connectivity, and real-time LED pattern synchronization. This guide explains how to configure the system ...

Using Bluetooth on a desktop computer is now such a seamless process; it’s something built-in and just works. Behind that ubiquity is a protocol layer called HCI, or Host Controller Interface, a set ...

This is a simple tutorial for the ESP32 Cheap Yellow Display Board (CYD) model ESP32-2432S028R and Platform.io. It shows you how to create a basic application that displays information on the screen ...

Typically associated with circuitry projects and real-time operating systems, microcontrollers are great for tinkerers who prefer working with embedded devices. But unlike their SBC counterparts, you ...

Waveshare ESP32-P4-NANO is the first third-party ESP32-P4 RISC-V board we’ve seen and it follows the launch of the Espressif Systems’ ESP32-P4-Function-EV-Board devkit introduced this summer. While ...

Security is hard. Just as Espressif Systems announced PSA Level 2 for the ESP32-C6 microcontroller, Spain-based cybersecurity company Tarlogic published their findings about a hidden Bluetooth ...

Recently there was a panicked scrambling after the announcement by [Tarlogic] of a ‘backdoor’ found in Espressif’s popular ESP32 MCUs. Specifically a backdoor on the Bluetooth side that would give a ...

The ESP32 is an extremely popular low-cost chip from Chinese manufacturer Espressif, which is estimated to be used in over 1 billion devices worldwide by 2023, and contains an undocumented "backdoor" ...