ESP32 and FreeRTOS: IoT game changers

ESP32 and FreeRTOS: IoT game changers

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A top-notch system on a chip for highly-connected, low-cost systems The brand-new ESP32 is a high-end, low-cost SoC (system on a chip) with awesome capabilities, including, but not limited to Bluetooth 4.2, Wi-Fi (Wi-Fi Alliance Certified), RoHS certification, onboard 40 MHz crystal,…

DIY SD & TFT-LCD Power Logger

DIY SD & TFT-LCD Power Logger

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Defining our design requirements and objectives Okay, we need to measure current, and we want to do it cheap, nice, and gently. Fortunately, I’ve come up with some ideas that might be the answer to your prayers! We are building today an…

Create a chain network with Digi XBee modules

Create a chain network with Digi XBee modules

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XBee is a fantastic tool to send and receive messages over the air to different devices compatible with the XBee protocol. Unfortunately, only the most basic things are covered in the official guide, excluding key aspects of working with this devices. A…