SunFounder 3in1 Kit
You can also buy them separately from the links below.
COMPONENT INTRODUCTION PURCHASE LINK
Arduino Uno R4 Minima -
Breadboard
ESP8266 Module
Jumper Wires
Buzzer
1. Build the Cirduit
Note: The ESP8266 module requires a high current to provide a stable operating environment, so make sure the 9V
battery is plugged in.
2. Edit Dashboard
1. Create a Datastream of type Virtual Pin on the Datastream page as the value modified by the Slider widget
added later or code. Set the DATA TYPE to Integer and MIN and MAX to 0 and 30.
296 Chapter 6. IoT Projects
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