Arduino – CLCD – second 2
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#include <Wire.h> #include <LiquidCrystal_I2C.h> LiquidCrystal_I2C lcd(0x27,16,2); // or 0x3F unsigned long times=0; void setup() { lcd.init(); delay(1000); lcd.backlight(); lcd.setCursor(0,0); lcd.print("Hello World!"); times=millis() / 1000; } void loop() { if (millis() / 1000 > times) { seconds++; times=millis() / 1000; } lcd.setCursor(0,1); lcd.print(seconds); } |