Use your Arduino and PC as a fast Storage Oscilloscope.The Arduino can reliably gather voltage readings at a frequency of between 141 and 153 data.
Learn how to decode any IR remote control using Arduino. We have decoded one IR remote and extracted all the signals. Use those signal in your projects.
Arduino ADS1115 Module Addressing
Simple Trick to Control, 3 Seven Segment Displays using an Arduino Mega, 7490 and 4511 ICs Read more at : http://www.haberocean.com/2014/11/control-3-seven-segment-displays-using-arduino-mega-7490-and-4511/