Waveshare Touch Keyboard Module Expansion Board 16 Buttons I2C Interface for Raspberry Pi 4B 3B+ 3B

Product Description

Description:

- For Raspberry 4B Provide 16 Touch Button for your Project
- TTP229-LSF Capacitive touch chip,built-in LDO ,Sensitivity Adjustable
- System would recalibrate when no button is Touched in about 4 Seconds

Specifications:

- Interface: I2C
- Buttons: 16
- Sampling Rate: 8Hz
- Antistatic ability HBM: 6KV
- Voltage: 2.4V – 5.5V
- Working Temperature: -40℃ – +85℃
- Storge Temperature: -50℃ – +125℃
- Size: 85*56mm

Note:
There is a Stable schedule that all button are invaild in the first second the module is Powered. Please do not touch any button then

Connection:

VCC: Power Positive +
GND: Ground
SDA: I2C SDA
SCL: I2C SCL

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Package Included:

1* Touch Keypad Module
1* Screws Kit