Monthly Archives: August 2016

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PnP Super Animals Card Reader Barcode Generator

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In this article I attempt to decode the barcode used for PnP’s “Super Animals” cards. It was done mainly as a learning exercise, and to play some sounds for my 2 year old son with the scanner. Scroll down to the bottom if you’re only interested in the generator. EDIT 2017-04-25: Just a quick note, … Continue reading PnP Super Animals Card Reader Barcode Generator →

Electronics, Home Automation

Programming an ITEAD Sonoff Wireless Smart Switch (ESP8266)

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I purchased some of these wireless smart switches from ITEAD, but didn’t like that you had to use their app and cloud server to use them. They use an ESP8266 microprocessor, so I wanted to see if I could re-program it to load my own firmware. You can also pick up a similar module from … Continue reading Programming an ITEAD Sonoff Wireless Smart Switch (ESP8266) →