Tutorial for TTP223 Touch Sensor Module ( Capacitive)
by mybotic in Circuits > Electronics
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Tutorial for TTP223 Touch Sensor Module ( Capacitive)
![61lU27yiU0L._SY355_.png](/proxy/?url=https://content.instructables.com/F8Z/E7TY/J8YRJV65/F8ZE7TYJ8YRJV65.png&filename=61lU27yiU0L._SY355_.png)
Description
The TTP223 is a touch pad detector IC replicating a single tactile button. This touch detection IC is designed for replacing traditional direct button key with diverse pad size.
Features
1. Input Voltage: 3.3V - 5.5V DC
2. Module size: 15mm x 11mm
3. Stable touching detection of human body for replacing traditional direct switch key.
Material Preparation
![circuit diagram.JPG](/proxy/?url=https://content.instructables.com/FTY/SR4W/J8YRGNDX/FTYSR4WJ8YRGNDX.jpg&filename=circuit diagram.JPG)
![ttp223.JPG](/proxy/?url=https://content.instructables.com/F6O/C7QT/J8YRGJPP/F6OC7QTJ8YRGJPP.jpg&filename=ttp223.JPG)
![10mm led.JPG](/proxy/?url=https://content.instructables.com/FL7/JSOF/J8YRGJO4/FL7JSOFJ8YRGJO4.jpg&filename=10mm led.JPG)
![resistor.JPG](/proxy/?url=https://content.instructables.com/FUB/MQON/J8YRGJPR/FUBMQONJ8YRGJPR.jpg&filename=resistor.JPG)
![breadboard power stick.JPG](/proxy/?url=https://content.instructables.com/FA8/N26N/J8YRGKWS/FA8N26NJ8YRGKWS.jpg&filename=breadboard power stick.JPG)
![battery.JPG](/proxy/?url=https://content.instructables.com/F1L/K8AN/J8YRGKWR/F1LK8ANJ8YRGKWR.jpg&filename=battery.JPG)
For this tutorial, we required these items:
1. TTP223 Touch Sensor Module ( Capacitor)
2. 10mm LED (Yellow)
3. Resistor 220 ohm
4. Breadboard Power Stick 3.3V / 5V
5. Li-Ion Rechargable Battery 7.4V 1200mAh
Pin Definition
![pin definition.JPG](/proxy/?url=https://content.instructables.com/FEO/CFOH/J8YRGKRJ/FEOCFOHJ8YRGKRJ.jpg&filename=pin definition.JPG)
Trigger setting mode: (1 = Short ; 0 = No Short)
Jumpers AB
Momentary / High Output 00 (used in this tutorial)
Self Lock / High Output 01
Momentary / Low Output 10
Self Lock / Low Output 11
Hardware Connection
![circuit diagram.JPG](/proxy/?url=https://content.instructables.com/F3D/95X1/J8YRK0QY/F3D95X1J8YRK0QY.jpg&filename=circuit diagram.JPG)
Make the connection as above picture.
Results
![photo_2017-10-21_14-41-09.jpg](/proxy/?url=https://content.instructables.com/FD1/HOG4/J8YRGLF4/FD1HOG4J8YRGLF4.jpg&filename=photo_2017-10-21_14-41-09.jpg)
Based on the results,
1. The LED will turn on when we touch the TTP223 Capacitive Touch Sensor Module.
2. If no touching detected, the LED will turn off.
Video
![Tutorial for TTP223 Touch Sensor Module ( Capacitive)](/proxy/?url=https://content.instructables.com/FA0/YKCX/J8YRKR7H/FA0YKCXJ8YRKR7H.jpg&filename=Tutorial for TTP223 Touch Sensor Module ( Capacitive))
This video shows the demonstration of tutorial how to use TTP223 Capacitive Touch Sensor Module.