Category Archives: Logic

Arduino Digital Voltmeter 5V Get accurate readings for voltage using arduino. COMPONENTS AND SUPPLIES Arduino Nano R3 × 1 Breadboard (generic) × 1 Adafruit Standard LCD – 16×2 White on Blue × 1 Jumper wires (generic) × 1 ABOUT THIS PROJECT Arduino Digital Voltmeter is a digital voltmeter which can measure voltage upto 5V. Watch this video for detailed Information… CODE Arduino Code for Arduino Digital VoltmeterC/C++ this is the code for digital voltmeter #include<LiquidCrystal.h> LiquidCrystal lcd(12,11,5,4,3,2); int analogPin=1; void setup() { lcd.begin(16,2); } void loop() { int v=analogRead(analogPin); voltage=v/1023*5.0; lcd.print(“voltage=”); lcd.print(voltage); } SCHEMATICS circuit diagram DOWNLOAD This is the circuit diagram of Arduino Digital Voltmeter… untitled_sketch_PpUS7IH88t.fzz