MPR083 Touch Sensor Demonstration Board
The is an demo board for MPR083. The MPR083 is an Inter Integrated Circuit Communication I2C driven Capacitive Touch Sensor Controller, optimized to manage an 8-position rotary shaped capacitive array. The device can accommodate a wide range of implementations through 3 output mechanisms, and many configurable options.
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Sample electrode board demonstrates rotational sliders
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Machined plastic cover for front panel non-contact touch evaluation
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Access to all 8 electrodes
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41µA average supply current with 1sec response time
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Variable low power mode response time 32ms to 4sec
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Rejects unwanted multi key detections from EMI events such as PA bursts or user handling
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Ongoing pad analysis and detection is not reset by EMI events
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Data is buffered in a FIFO for shortest access time
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IRQ output advises when FIFO has data
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Current rotary position is always available on demand for polling based systems