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Grove - I2C Touch Sensor

Product Code: 101020047
Excl. VAT: £16.50 Incl. VAT: £19.80
You will earn 16 Robo Points for buying this product

The I2C Touch Sensor is based on FreeScale MPR121, to feel the touch or proximity of human being fingers.

This sensor include 2 parts: one Touch Sensor controller, and 4 finger feelers. Insert the connectors of feelers into base of Sensor controller, you can begin your touch controlling. 

MPR121: The MPR121 is a capacitive touch sensor controller,features internal intelligence, include an hardware configurable I2C address, an expended filtering system with debounce, and completely independent electrodes with auto-configuration built in . 

Touch Sensor feeler: The Touch Sensor feelers, which was 4 included in Touch Sensor module,can be set in any place you like, to feel your finger's touch or proximity. Notice it must not get in touch with any conductive material.


  • Operating Voltage: 3 - 5.5V 
  • Standby Mode Current: 2μA 
  • Touch Pads: 12 Pads 
  • Communicating Protocol: I2C 
  • I2C Address: 0x5A - 0x5D

Kit included:

  • Grove - I2C Touch Sensor  X1
  • Touch Feeler  X4

Please visit the wiki page for more info about this product.


Product Attachments

View FileGetting Started with Grove    Size: (1.57 MB)
View FileIntroduction to Grove    Size: (4.78 MB)

Whenever possible, items which are in stock are dispatched the same day, or the next working day.

Large and/or heavy items are dispatched by UPS courier service and these orders must be placed before 15:00hrs (GMT) to ensure same day dispatch.

Small items are normally sent using a Royal Mail service for UK orders, and International Airmail or UPS for overseas orders

Returns Policy

Grove - I2C Touch Sensor with finger feelers

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