[Ibrahim] picked this little LCD module ... like the Arduino Uno pictured above. While he was adding in parts he included a MOSFET to switch the backlight. This way he can use PWM for dimming ...

YouTuber DuctTape Mechanic has published a new tutorial on how you can create ... to a small Arduino Uno via a PC817 optocoupler. The headcount is then displayed on a small LCD screen positioned ...

This Arduino BASIC interpreter ... options to go without an LCD screen by using a computer terminal, or without the SD card by using only the Uno’s RAM. As you can see in his demo after the ...