Lcd
Day 16: Show Sensor Values on the LCD
Day 16 of Learn Coding with Arduino — display live potentiometer and LDR readings on the 16x2 LCD without flicker. Arduino gets a dashboard.
Day 18: Project — Mini Weather Station
Day 18 of Learn Coding with Arduino — build a mini weather station that shows light level, simulated temperature, and custom sun and moon icons on the LCD.
Day 21: Dual-Mode Control — IR Remote + Sound
Day 21 of Learn Coding with Arduino — combine the IR remote and sound sensor into one sketch with manual and auto modes, with the LCD showing the current state.