The I2CKeyPad library implements the reading of a 4x4 keypad by means of a PCF8574. Smaller keypads, meaning less columns or rows (4x3) can be read with it too. Since 0.3.2 the library allows a 5x3, ...

If you have ever wanted to create your very own modular macro keyboard or can’t quite find the one to specifically suit your needs and would like to design one for specific tasks. You are going to ...

Z-Wave.Me has sent us a couple of Smart Home devices based on Z-Wave technology for review, namely the RaZberry 7 Pro Raspberry Pi HAT and the Z-Uno2 board. The Swiss company has primarily developed Z ...

The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Feedback as always is welcome.

ESP32 is used as the controller for the data acquisition. We will be utilizing the built-in I2S buffer to store and manipulate the signals. Here, the 38 Pin variant is used, but you can also use other ...

Li-Fi (Light Fidelity) is an advanced technology that allows transferring data using optical communication, such as visible light. Li-Fi data can travel through the light and then be interpreted on ...