SIMULASI RANGKAIAN DC VOLTMETER MENGGUNAKAN LCD 16X2 BERBASIS ARDUINO
SKEMATIK PROGRAM #include <LiquidCrystal.h> LiquidCrystal lcd(12, 11, 5, 4, 3, 2); int analogInput = 0; float vout = 00.0; float vin = 00.0; float R1 = 100000.0; float R2 = 100000.0; int value = 0; void setup(){ pinMode(analogInput, INPUT); lcd.begin(16, 2); lcd.print("DC VOLTMETER"); } void loop(){ value = analogRead(analogInput); vout = (value * 5.0) / 1024.0; vin = vout / (R2/(R1+R2)); if (vin<1){ vin=1; } lcd.setCursor(0, 1); lcd.print("INPUT = "); lcd.print(vin); lcd.print(" V"); delay(500); }