MPR031 Просмотр технического описания (PDF) - Unspecified

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MPR031

Proximity Capacitive Touch Sensor Controller

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Table 5. Electrode Configuration Register Field Descriptions

Field

Description

6

CalLock

Calibration Lock – The Calibration Lock bit selects whether calibration is enabled

or disabled.

0 Enabled – In this state baseline calibration is enabled.

1 Disabled – In this state baseline calibration is disabled.

5:4

ModeSel

Mode Select – The Mode Select field selects which Run Mode the sensor will

operate in. This register is ignored when in Stop Mode.

00 Encoding 0 – Run1 Mode is enabled.

01 Encoding 1 – Run2 Mode is enabled.

10 Encoding 2 – Run2 Mode is enabled.

11 Encoding 3 – Run2 Mode is enabled.

3:0

EleEn

Electrode Enable – The Electrode Enable Field selects the electrode and IRQ

functionality.

0000 Encoding 0 – Stop Mode

0001 Encoding 1 – Run Mode with ELE0 is enabled, ELE1 is disabled, IRQ is

enabled.

0010 Encoding 2 – Run Mode with ELE0 is enabled, ELE1 is enabled, IRQ is

enabled.

0011 Encoding 3 – Run Mode with ELE0 is enabled, ELE1 is enabled, ELE2 is

enabled.

~

1111 Encoding 15 – Run Mode with ELE0 is enabled, ELE1 is enabled, ELE2 is

enabled.

Sensors

Freescale Semiconductor

Preliminary

MPR03X

11

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