Operate on Low Power
Connection Interface: I2C
operating voltage 2.5 ~ 3.6 V
12 sensing inputs
Auto calibration of each sensor
Used in various musical instruments, home automation etc, this MPR121 is a capacitive touch sensor controller driven by an I2C interface.
The MPR 121 is a special type of sensor that can simultaneously control 12 Touch Switch (being ON / OFF by touching). There are 12 pins on which we can connect metal plates (electrodes) and use them as touch sensors. It is a quite useful touch sensor based on low power and feasibility.
| Operate on Low Power |
|---|
| Connection Interface: I2C |
| operating voltage 2.5 ~ 3.6 V |
| 12 sensing inputs |
| Auto calibration of each sensor |
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