Low cost, low impact queue monitoring system

I’ve been fooling around with ESP32s and a bunch of sensors lately, as you may have seen from my previous posts. To actually provide something worthwhile, it occurred to me to try and build a system that could monitor the canteen queue, and tell the students what the situation is …

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How to enter the Internet of Things

or, bumbling your way into IoT The Internet of Things is currently on everyone’s lips. It’s the facilitator par excellence, the solver of all problems, the liquidator of all costs and the divine messenger of communications to and from devices. Or, it is an extra sinkhole of money and effort, …

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