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mXT224E - maXTouch 224-channel Touchscreen Sensor

Description

Table 1-1.

Features

  • Atmel® maXTouch™ Touchscreen.
  • True 12-bit multiple touch with independent XY tracking for up to 10 concurrent touches in real time with touch size reporting.
  • Number of Channels.
  • 1 Touchscreen up to 224 channels (subject to other configurations).
  • Electrode grid configurations of 16.
  • 22 X and 8.
  • 14 Y lines (subject to 30 lines total).
  • Proximity sensor up to 16 channels (subject to other configurations).
  • Up to 32 channels.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features • Atmel® maXTouch™ Touchscreen – True 12-bit multiple touch with independent XY tracking for up to 10 concurrent touches in real time with touch size reporting • Number of Channels – 1 Touchscreen up to 224 channels (subject to other configurations) – Electrode grid configurations of 16–22 X and 8–14 Y lines (subject to 30 lines total) – Proximity sensor up to 16 channels (subject to other configurations) – Up to 32 channels can be allocated as fixed keys (subject to other configurations) • Zero Additional Part Count – 16X by 14Y, 17X by 13Y, 18X by 12Y, 19X by 11Y and 20X by 10Y matrix sizes implementable with power bypass capacitors only • Signal Processing – Advanced digital filtering using hardware and firmware for better noise removal – Auto drift compensation – Fast start-up
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