ePanorama.net

All about electronics and circuit design

Nodemcu dev kit

I thouhgt I wanted to try IoT with ESP8266 easily, so I got Nodemcu dev kit to the test lua on ESP8266. The kit I got was NodeMcu Lua WIFI Development Board For ESP8266 Module from Banggood. The kit contains somewhat more (around 8 Euros) than bare ESP8266 module (around $3), but promises to provide

The big lie about LED lighting lifetime

The great LED lightbulb rip-off: One in four expensive ‘long-life’ bulbs doesn’t last anything like as long as the makers claim article tells that many energy-efficient LED light bulbs failed before their advertised lifespan, tests have found. Disappointing result comes despite claims of them lasting 25,000 hours.  The consumer watchdog and European partners tested five samples of

RSS, email and social media connection

RSS was meant to be a different way to present content. RSS technology evolution in online publishing promised to make it really easy to not only publish regular updates to web-based content, but also keep track of a large number of your favorite websites or blogs, without having to remember to check each site manually