L1: Turning on an LED - Physical Computing
The Basics of Arduino: Reading Switch States
Changing the order of blinking LEDs with the push of a button - Arduino Stack Exchange
Inline leds with a toggle switch - LEDs and Multiplexing - Arduino Forum
Switches to control LEDs and can be read by Arduino - General Electronics - Arduino Forum
arduino uno - Why the led is always on in proteus? - Arduino Stack Exchange
Simple ON/OFF Pushbutton - Hackster.io
Arduino - Control RGB LED with Potentiometer - The Robotics Back-End
Light Sensor Triggers LED - Arduino Tutorial
CAN I CHANGE THE ARDUINO ON BOARD RX AND TX LED? - General Electronics - Arduino Forum
Controlling LED by Potentiometer With Arduino Uno R3 : 6 Steps - Instructables
Arduino - Turn LED ON and OFF With Button - The Robotics Back-End
2 Read Switch and Display on LED - Tutorials
Arduino: How do I stop the Arduino TX/RX LEDs from flashing? How do I turn off the "ON" LED? - YouTube
The tx led of arduino uno is always on and the board can't be programmed(programmer not responding) - IDE 1.x - Arduino Forum
Led ON/OFF with 433MHz Wireless RX/TX module and Arduino Micro - YouTube
How use Arduino to control an LED with a Potentiometer - Makerguides.com
Blinking multiple LEDs using switch case - JavaTpoint
Controlling LEDs via UART — Exchanging Text-based Data Between Two Boards — XOD
Arduino LED Control Using DIP Switch | Part 1 - Tinker Hobby
Arduino Use a Button to Toggle an LED - The Geek Pub
Help req with toggle led - 6 buttons 6 leds - Programming Questions - Arduino Forum
LED blinking with button using Arduino | Arduino | Maker Pro
Arduino Button Toggle LED (Pin State) Tutorial
