Sending Messages

What you will learn

• How to send messages to an Arduino
• How to write code to respond to thoses messages to control an LED

Bill of Materials

• 1 x Arduino with cable
• 1 x Breadboard
• 1 x Leds
• 1 x Resistors (100 - 400 ohms)
• 4 x wires

Blocks

• Arduino Message Setup
• Arduino Get Message
• Compare Block
• If
• Led

Coding Video

Wiring Diagram

Steps

The steps for sending message are the same steps for wiring the first led in blink lesson.

Challenge

See if you can wire up another LED and come up with a message that can make it go on and off.