TTP229 16 4x4 Digital Keypad Touch Sensor Capacitive Switch Module Arduino PIC

This is ttp229 16 way capacitive touch switch digital touch sensor keypad module. This capacitive touch sensor module uses the ttp229 integrated circuit, making it easy to add capacitive touch input to your project. It features 16 sensitive touchpads that make an ideal replacement for the old fashioned keypads.

Features & Details:

• Built in regulator modes can be selected and configured by the user
• Adjustable sensitivity
• It has a handy and compact build
• Made up of high quality material
• Provides high reliability and long term stability
• Stronger, toughness and reusable

Module Pinout:

This module has 12 pins:

• VCC: Module power supply – 2.4-5.5V
• GND: Ground
• SCL: Input pin for Serial Clock
• SD0: Output pin for Serial Clock
• Out1: Digital Output pin 1
• Out2: Digital Output pin 2
• Out3: Digital Output pin 3
• Out4: Digital Output pin 4
• Out5: Digital Output pin 5
• Out6: Digital Output pin 6
• Out7: Digital Output pin 7
• Out8: Digital Output pin 8

Interfacing TTP229 16 Key Capacitive Touch Keypad with Arduino

Code for 8 Key Mode:

void setup(){
  for(int x=2;x<10;x++)
  pinMode(x,INPUT);
  Serial.begin(9600);
}

void loop(){
  for(int y=2;y<10;y++){
    if (digitalRead(y)==HIGH)
    Serial.println(y-1);
  }
}