Notepad of a tinker, maker, hacker or whatever you call it :)

3 posts under

ESP32 / MQTT - BLE beacon tracker powered by microPython

I am currently working with BLE beacons -only iBeacons for now- with Espressif's esp-idf libraries. The aims it to use the ESP32 as a gateway to published detected beacons to a MQTT broker. It was surprisingly easy and I will write something about that when the code will be more polished. By the way,...

Read More

How to make a LoraWAN GPS tracker

What can you do in a rainy evening when you go to your hackerspace ? Take a NoteRF V2 PCB, a GPS, a battery and you can make a lora GPS tracker ! Solder the PCB Hand solder it or for lazy guys like me, order a $5 stencil from OSH Stencil. Prepare the rig, apply...

Read More

Use Sigfox, Arduino (Akeru), PHP and callbacks

A friend of mine asked me for some help on an Akeru device, it is an Arduino + Sigfox modem. After few tinkering we succeed to do what he wanted and share it : gather some sensors data and collect it in a PHP webpage. The Arduino code is quite easy thanks to the Akeru library...

Read More