In the previous article about LampESP, I’ve described how to subscribe ESP8266 to MQTT at Bluemix cloud. The remaining question is how to publish data. […] Read More
Connecting ESP8266 by MQTT to a server like Mosquitto is relatively easy. You need just one dependency (in platformio.ini file): Code for a connection is: […] Read More
In the previous article, I’ve described how to generate custom font for OLED display like SD1306. Meanwhile, I’ve discovered that number eight and number zero […] Read More
Small OLED displays can easily extend the functionality of ESP8266. I made an experiment with 128×64 OLED display from Com-Four. The first challenge was how to […] Read More
The simple way how to start Wireshark on Linux is to type: If you run this command as a normal user you won’t be able […] Read More