Arduino battery level monitor using 15 leds (1.5V or 1.2v battery)

I am here with new project call battery level monitor, Project is Arduino compatible and display battery level using 15  LED’s bars, Arduino code is return to test the 1.5V battery however 1.2V alkaline battery also can be check. The circuit provides 0.1V resolution , means each LED’s display 0.1V.  Project required 5V supply. Note : This Arduino compatible project

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Arduino stair led light using 10 ledS 2 tactile switches

I have tested simple concept stair LED light. project contains, Arduino Nano, 10X1W LEDs, 2 Tactile switches.  Arduino code can be downloaded using link, its modified code  from original code.  I have tested this project  with 10 LEDs, number of LEDs can be increase as per requirment and available pins on arduino, Arduino Mega provides liberty to use many pins

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