| Part Number | MPR121 |
| Manufacturer | Freescale Semiconductor |
| Title | Proximity Capacitive Touch Sensor Controller |
| Description | Table 1. Pin Descriptions Pin No. Pin Name Description 1 IRQ Open Collector Interrupt Output Pin, active low 2 SCL I2C Clock 3 SDA I2C ... |
| Features |
an increased internal intelligence plus Freescale’s second generation capacitance detection engine. Some major enhancements include an increased electrode count, a hardware configurable I2C address, an expanded filtering system with debounce, and com...
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| Datasheet |
 MPR121 Datasheet
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