My first foray into the IoT utilized the Espressif ESP8266, an SoC with 32-bit MCU and 2.4-GHz Wi-Fi built in. Since then, I have used many different module variants based on the microcontroller. So ...

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, ...