In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...
In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
SparkFun code, firmware, and software is released under the MIT License. Please see LICENSE.md for further details. // to use hardware reset control, and to monitor the H_INT pin. // The H_INT pin ...