ESP32 - Touch Sensor - Servo Motor
This tutorial instructs you how to use ESP32 to . In detail:
- If touch sensor is touched, rotate servo motor to 90 degree
- If touch sensor is touched again, rotate servo motor back to 0 degree.
That process is repeated.
Hardware Used In This Tutorial
|1||×||ESP-WROOM-32 Dev Module|
|1||×||Micro USB Cable|
|1||×||(Optional) DC Power Jack|
|1||×||(Optional) ESP32 Screw Terminal Adapter|
Or you can buy the following sensor kit:
|1||×||DIYables Sensor Kit 30 types, 69 units|
Introduction to Servo Motor and Touch Sensor
We have specific tutorials about servo motor and touch sensor. Each tutorial contains detailed information and step-by-step instructions about hardware pinout, working principle, wiring connection to ESP32, ESP32 code... Learn more about them at the following links:
This image is created using Fritzing. Click to enlarge image
ESP32 Code - Touch Sensor Controls Servo Motor
- If this is the first time you use ESP32, see how to setup environment for ESP32 on Arduino IDE.
- Do the wiring as above image.
- Connect the ESP32 board to your PC via a micro USB cable
- Open Arduino IDE on your PC.
- Select the right ESP32 board (e.g. ESP32 Dev Module) and COM port.
- On Arduino IDE, Navigate to Tools Manage Libraries
- Type ESP32Servo on the search box, then look for the keypad library by Mark Stanley, Alexander Brevig
- Click Install button to install servo motor library for ESP32.
- Copy the above code and paste it to Arduino IDE.
- Compile and upload code to ESP32 board by clicking Upload button on Arduino IDE
- Touch the touch sensor several times.
- See the change of servo motor
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