Waveshare Raspberry Pi Touch Keypad

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Features Supports any revision of Raspberry Pi (directly-pluggable) Provides your Pi with 16 touch keys Features TONTEK TonTouch touch pad detector IC TTP229-LSF, supports up to 16 keys with adjustable sensitivity and built-in LDO The system re-calibrates automatically when all keys are not detected touch more than about 4 seconds Specifications Interface : I2C Keys : 16 Sampling rate : 8Hz Human Body Mode : 6KV Operating voltage : 2.4V-5.5V Operating temperature : -40℃ to +85℃ Storage temperature : -50℃ to +125℃ Dimensions : 8.5CM × 5.6CM How to UseAfter power-on have about 0.5sec stable-time. During the time do not touch the key pad, and all functions are disabledPinouts VCC : Power supply (2.4V-5.5V) GND : Ground SDA : I2C SDA SCL : I2C SCL DimensionsDownloadsDevelopment resources: schematic, demo code, datasheets, etc.Download: www.waveshare.com/wiki/RPi_Touch_KeypadPackage Content: Weight: 0.017 kg RPi Touch Keypad × 1 RPi screws pack (2pcs) x 1 Show more