MPR084

Sensors

Freescale Semiconductor

9

Preliminary

2.4

Register Address Map

The MPR084 is a peripheral that is controlled and monitored though a small array of internal registers which are accessed

functionality of each specific register is detailed in the following sections.

Register

Register Address

Burst Mode

Auto-Increment Address

FIFO Register

0x00

0x00

Fault Register

0x01

0x02

Touch Pad Status Register

0x02

0x00

Touch Pad Configuration Register

0x03

0x04

Sensitivity Threshold Registers 1

0x04

0x05

Sensitivity Threshold Registers 2

0x05

0x06

Sensitivity Threshold Registers 3

0x06

0x07

Sensitivity Threshold Registers 4

0x07

0x08

Sensitivity Threshold Registers 5

0x08

0x09

Sensitivity Threshold Registers 6

0x09

0x0A

Sensitivity Threshold Registers 7

0x0A

0x0B

Sensitivity Threshold Registers 8

0x0B

0x0C

Electrode Channel Enable Mask Register

0x0C

0x0D

Maximum Number of Touched Positions Register

0x0D

0x0E

Master Tick Period Register

0x0E

0x0F

Touch Acquisition Sample Period Register

0x0F

0x10

Sounder Configuration Register

0x10

0x11

Low Power Configuration Register

0x11

0x12

Stuck Key Timeout Register

0x12

0x13

Configuration Register

0x13

0x00

Sensor Information Register

0x14

0x14