At one end is an LED and at the other the LDR, and when attached to a glove it provides a finger sensor without the fuss ... a voltage can be read by an Arduino. You can see it in action in ...

Furthermore, the vacant solder pads near the three-pin interface header is for mounting a light-dependent resistor (LDR ... Arduino IDE compatibility. The code is an Arduino project for the Digispark ...

In the microcontroller era today, Arduino is ... Here an LDR (Light Dependent Resistor) is used to measure the light level. The alarm system is triggered when a “Logic High (H)” level signal is ...

When you need to quantify the color of an object, you’ve got quite a few options. You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy ...