There are several cheap sensors that can help you build incredibly versatile devices without spending a lot. And, you won’t ...

Discover how the Arduino Opta Pro can be leveraged beyond its industrial roots for smart home and DIY automation. In my article, I share hands‑on insights, practical code examples, and hardware ...

What if the future of IoT didn’t depend on Wi-Fi? Imagine deploying a fleet of sensors in the remotest corners of the world, tracking wildlife, monitoring environmental changes, or managing logistics, ...

Chen Liang (陳亮) has found an interesting use case for the Espressif ESP32-C5: a dual-band Wi-Fi analyzer showing the signal strength of 2.4 GHz and 5 GHz ...

A year ago, I’ve design reviewed an MCU module for CAN hacking, called TinySparrow. Modules are plenty cool, and even more so when they’re intended for remaking car ECUs. For a while ...

In warmer climates, this may be more of an issue, but in Ireland, where I live, it's completely fine. I used ESPHome for this, and it's a great way to get it up and running if you want something quick ...

We talked to Brit Barnes, who has turned screws and fixed skis at Big Sky for more than a decade. Recommended, factory recommended, freeride, backcountry—it can be a headache even for shop guys. Where ...

A generic firmware for an ESP32 to be used as a Modbus TCP/IP gateway for any modbus RTU device. Default RX/TX pins for the TTL-RS485 communication are used from hardware-serial2 (check pinout of your ...

As a voice interaction entry, the XiaoZhi AI chatbot leverages the AI capabilities of large models like Qwen / DeepSeek, and achieves multi-terminal control via the MCP protocol. The current v2 ...

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