You can control the brightness of these LEDs using variable resistors VR1, VR2 and VR3 respectively. Parts Needed. Arduino UNO board – 1 ; 5mm LEDs Red, Green, Blue – each 1 ; 100K Variable resistor – ...

Want to control the colors in your home? Sure, you could just buy a Philips Hue bulb, but where’s the hacking fun in that? [Dario] agrees: he has written a tutorial on building an Arduino-con… ...

Pulse Width Modulation is definitely the preferred method of dimming an LED with a microcontroller, but we were interested in hearing about a different method called Binary Code Modulation. BCM doe… ...

Once hooked up to your microcontroller, be it a Raspberry Pi or any other compatible device in this case an Arduino microcontroller, it delivers 64 distinct infrared temperature data points using I2C.