by Xukyo | 25 May 2021 | Tutorials
In home automation, it is interesting to be able to manipulate alternating current in order to control different electrical appliances such as lamps or fans. The AC voltage dimmer is a module allowing to vary the power of an alternating current. It has the same use as...
by Xukyo | 17 May 2021 | Tutorials
The AC voltage variator is a module that allows to vary the power of an alternating current. It has the same use as a transistor in direct current. It can be used to vary the brightness of a lamp supplied with 220V or to vary the speed of a fan, for example. We will...
by Xukyo | 3 May 2021 | Tutorials
The RC522 RFID module is a smart card reader which, among other things, allows to activate a mechanism when the right card is presented to the reader. In this tutorial, we will see the management of an RC522 RFID module with a NodeMCU ESP8266 card. Prerequisite:...
by Xukyo | 3 May 2021 | Tutorials
The RC522 RFID module is a smart card reader which, among other things, allows to activate a mechanism when the right card is presented to the reader. In this tutorial, we will see the management of an RC522 RFID module with an ESP32 NodeMCU card. Prerequisite:...
by Xukyo | 19 Apr 2021 | Tutorials
The AC light dimmer is a module that allows to vary the power of an alternating current. It has the same use as a transistor in direct current. It can be used to vary the brightness of a lamp supplied with 220V or to vary the speed of a fan, for example. Material...
