DIY IoT Solution (Part 1)
The Internet of Things (IoT) is the new “everything solution.” However, for small problems, the first step in an IoT solution can be large because it crosses so many technological boundaries: sensors, mechanics, power, radio, Wi-Fi, web, smartphones, and so on. In the first part of this series, Tom explains how he built the hardware and firmware for a Photon-based garage door monitoring system.
Source: circuitcellar.com