Seeed Studio (101020872) Touch Sensor Board, with Cable, Capacitive

Product Information Accessory Type: 12 Key Capacitive I2C Touch Sensor Board For Use With: Arduino & Raspberry Pi Board Product Range: - Product Overview Grove - 12 Key Capacitive I2C Touch Sensor V3 (MPR121) is a multi-channel proximity capacitive touch sensor. It's a 3-in-1 module with the following features: Capacitance Sensing. Tough Sensing. Internal 10-bit ADC Integrated independent auto calibration for each electrode input Completely independent electrodes with built-in auto configuration I2C interface, with IRQ Interrupt output to advise electrode status changes Hardware configurable I2C address 12 electrodes/capacitance sensing inputs in which 8 are multifunctional for LED driving and GPIO Auto configuration of charge current and charge time for each electrode input Separate touch and release trip thresholds for each electrode Add two more GND pin and expand the gap of pins for safe handling Dimension is 60mm x20mm x7mm