Arduino – CLCD with I2C – Clear
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#include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27,16,2); // or 0x3F void setup() { lcd.init(); delay(1000); lcd.backlight(); lcd.setCursor(0,0); lcd.print("Run Time"); } void loop() { lcd.setCursor(0,1); if ((millis() / 1000) % 2 == 0) { lcd.print(millis()); } else { lcd.clear(); } } |