Tag: iot
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Low Power Networks for IoT (LPWAN)
Although dilettantes like myself mainly play with IoT devices on Wi-Fi there is a real and growing market for industrial IoT devices that send data over Low Power Wide Area Networks (LPWAN). For example, drainage systems that must report water levels in the field (literally) and respond to instructions to turn on a water pump.…
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Fixed: DFPlayer Mini MP3 player does not work
(keywords: bad sound, noisy sound, power supply, squawking) I spend several hours trying to make the DFPlayer Mini MP3 player work in the simplest configuration on the a breadboard (no Arduino). How To Set Up And Use The DFPlayer Mini MP3 Player I got erratic behaviour and sometimes the chip just looked dead. Fix: Use…
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IOT – A review of the Electric Imp
The Internet of Things (IoT) is basically IP connected devices sending data back and forth to servers in the cloud. Computers and mobile phones do this all the time so how is IOT different? IoT devices tend to be “appliances” that do one job well and contain micro-controllers not computers. The data they send back…
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Finally a use for IoT
Free markets are amazing things and progress is not the result of great leaps forward but thousands of small steps that make things a little bit better. I can think of no better example of human ingenuity than this, http://www.theregister.co.uk/2018/03/02/smart_home_horse_birth_wonder/
Dr James Bayley 