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 ...
The library gives control over up to 16 parallel working PIR devices over I2C. The idea for this library came up in a discussion about how to fully cover an area with PIR sensors without blind spots ...
This repository contains the MicroPython I2C library for the Gravity: URM09 Ultrasonic Sensor from DFRobot, as well as a very simple example of how to use it. The original repository from DFRobot is ...