Raspberry Pi Touch Keypad
Raspberry Pi Touch Keypad is a low-cost capacitive touch keypad expansion board for Raspberry Pi.
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Supports any revision of Raspberry Pi (directly-pluggable)
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Provides your Pi with 16 touch keys
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Features TONTEK TonTouch touch pad detector IC TTP229-LSF, supports up to 16 keys with adjustable sensitivity and built-in LDO
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The system re-calibrates automatically when all keys are not detected touch more than about 4 seconds
Specifications
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Interface : I2C
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Keys : 16
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Sampling rate : 8Hz
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Human Body Mode : 6KV
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Operating voltage : 2.4V-5.5V
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Operating temperature : -40℃ to +85℃
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Storage temperature : -50℃ to +125℃
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Dimensions : 8.5CM × 5.6CM
Note: After power-on have about 0.5sec stable-time. During the time do not touch the key pad, and all functions are disabled.
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