ESP32

I’m one of the lucky 200 that got their hands on the early beta of Espressif’s new ESP32 chip evaluation board. It is the “big brother” to the popular ESP8266, Espressif has though noted that it should not be treated as an ESP8266 replacement and that it is targeting “different market”. The specs are impressive indeed,…

RFM69 to MQTT gateway using ESP8266

I’ve mentioned my plans for this project during the IoT hangout session few months ago, it has finally materialized as working prototype. The blocker so far was the lack of ESP8266 RFM69 driver and free time on my end, so I’ve teamed up with Andrey Balarev to solve this. Andrey is an IoT enthusiast + embedded systems…

The initial setup problem

The typical end-user of your IoT products wants them up and running fast, with minimum hassle once they bring them home. They don’t want to be presented with initial configuration mechanisms/options they don’t understand, and their enthusiasm quickly diminishes if you make them struggle to get the product going. Page views: 2662

MQTT topic tree structure improvements

I’ve been unhappy with my old MQTT topic tree structure for quite some time now and did some thinking/research on how to improve it. Google pointed me to Tinkerman’s article on similar subject, and I started planning on improvements. I will repeat a quote I used in my last post “If you can’t measure it, you can’t improve…