Practical case: Pull-up with button and resistor
Learn to build and test a stable digital input with a pull-up resistor and pushbutton using simple materials and a clear wiring guide.
Basic
Practical case: Voltage divider with two resistors
Learn to build a simple two-resistor voltage divider and verify its output voltage using a multimeter with this easy step-by-step guide.
Practical case: Limit current with a resistor on an LED
Learn how to safely drive a red LED using a series resistor from a 5V DC supply with this easy step-by-step guide for beginners.
Practical case: Measure resistance with a multimeter
Learn how to read a resistor’s value and verify its tolerance using a digital multimeter with this easy-to-follow guide for beginners.