Features • QTouch® Sensor Channels – Up to 8 keys • Integrated Haptic Engine – Haptic events may be triggered by touch detection or controlled by a host microcontroller over SPI Data Acquisition – QTouchADC key measurement/touch detection method – Configurable measurement timing and averaging – Spread spectrum charge transfer – Raw data from channel measurement can be read over the SPI interface GPIO Pins – 12 dedicated bi-directional GPIO pins, plus up to 4 additional pins (replacing keys) – Configurable as software PWM Drive, digital inputs or outputs Device setup – Device configuration may be stored in NVRAM Operation – Power-On reset and brown-out detection – Internal calibrated oscilla...

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