Arduino Tutorial 27: Understanding Pushbuttons and Pull Up and Pull Down Resistors
21:58
Arduino Tutorial 28: Using a Pushbutton as a Toggle Switch
10:36
How to use Pushbuttons with Arduino. Pull up vs Pull down resistors
23:52
Pull Up and Down Resistors for Floating Inputs- Simply Put
36:19
Arduino Tutorial 25: Understanding Photoresistors and Photo Detectors
26:09
What is a Pull Up Resistor?
10:29
Floating Pins, Pull-Up Resistors and Arduino
18:05
Arduino Tutorial 30: Understanding and Using Servos in Projects
22:01