Grove - Touch Sensor

The Grove Touch Sensor is an intuitive capacitive touch module that replaces traditional push buttons with a more engaging and modern interface. With just a touch of your finger, this sensor detects contact through its touch-sensitive pad and translates it into a digital signal. Built on the TTP223 chip, it offers high sensitivity and stable response, even through non-metallic materials. Its low-profile design and Grove connector ensure quick and easy integration with microcontrollers, making it a go-to component for interactive learning projects.

Educational Benefits:

• Introduces students to capacitive touch technology and its real-world applications.
• Enhances understanding of input/output systems in electronics and coding.
• Provides hands-on experience with digital signal detection and event-based programming.
• Encourages design thinking by enabling more creative, user-friendly interfaces.

Classroom Ideas:

• Use in a DIY musical keyboard project where each sensor triggers a different sound.
• Build a touch-based quiz game buzzer system for small group activities.
• Create an interactive display that changes images or lights up when touched.
• Integrate into a wearable tech prototype that reacts to skin contact.

Specifications:

• Operating voltage: 2.0V - 5.5V
• Uses TTP223 capacitive touch chip
• Digital output (High: 3V / Low: 0V)
• Dimensions: 2.0cm x 2.0cm module
• Grove compatible interface
• No physical press required-activated by touch