MQTT Archive - Nerdiy.de - Nerdy DIY HowTo's about electronics, 3D printing and more.

HowTo: Node Red - Control GPIO of an ESPEasy device

Posted on 30. March 2022 by Fab

EspEasy and Node Red each offer a number of options for automation. You get even more options if you combine both systems. In the article ESPEasy – Execute commands and […]

HowTo: ESPEasy - Configure MQTT server on the ESP8266 and subscribe to topics

Posted on 9. February 2021 by Fab

ESPEasy can read out a large number of different sensors and/or control actuators (see also ESPEasy – Sensors & Actuators). With the help of the "Rules" it is [...]

HowTo: pxlBlck – Build your own pxlBlck_RingClock

Posted on 18. December 2020 by Fab

The pxlBlck_RingClock is very similar to the pxlBlck_SlotClock. It is also built using a 1 × 60 LED matrix and can display the time according to the same scheme as […]

HowTo: pxlBlck – Build your own pxlBlck_8x8

Posted on 13. December 2020 by Fab

The pxlBlck_8x8 was one of the first members of the pxlBlck family. Thanks to the few parts and the prefabricated WS2812 8×8 LED matrix, it is set up fairly quickly […]

HowTo: pxlBlck – Design icons, transfer them to the pxlBlck and display them

Posted on 12. December 2020 by Fab

I started developing the pxlBlcks because I was looking for a way to stay informed about events in the SmartHome. There are now two options integrated into the pxlBlck plug-in. [...]

HowTo: Tasmota – firmware flashing

Posted on 7. March 2019 by Fab

Besides the hardware, the right software for your project is just as important. A practical and universally applicable firmware for the "forest-and-meadow microcontroller" ESP8266 is the Tasmota firmware. This allows […]

HowTo: Tasmota – WS2812 Fairy lights to build yourself

Posted on 27. February 2019 by Fab

From the construction of the world map lamp I had a few plastic lamp housings over. These lay for a long time lonely on the shelf, until I came up […]

HowTo: RaspberryPi – Install MQTT server on the RaspberryPi

Posted on 22. February 2018 by Fab

MQTT (Message Queue Telemetry Transport) is the protocol that is becoming more and more important in the world of the Internet of Things. It is very easy to exchange different […]

HowTo: FHEM – Installing MQTT module

Posted on 12. February 2018 by Fab

In the article RaspberryPi – Install MQTT server on the RaspberryPi I had written a little to MQTT and how to install your own MQTT server on the RaspberryPi. In […]