RFID reader for 125 kHz with 1602 display on Arduino. This is how our setup at the American International School Vietnam looks like: Connect the RFID kit to the Arduino, as well as the 1602 with the ...
In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
I have a little CNC machine where I'm having some issues with the Z-axis motor (long story) so I thought I'd turn the voltage on it up just a touch. However, I don't want the motor running hot, either ...