STMPE610 datasheet(19/56 Pages) STMICROELECTRONICS

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STMPE610

System and identification registers

Doc ID 15432 Rev 3

19/56

SYS_CTRL2

Clock control

Address:

0x04

Type:

R/W

Reset:

0x0F

Description:

This register enables to switch off the clock supply

SPI_CFG

SPI interface configuration

Address:

0x08

Type:

R/W

Reset:

0x01

Description:

SPI interface configuration register

543

RESERVED

GPIO_OFF

TSC_OFF

ADC_OFF

[7:3] RESERVED

[2] GPIO_OFF: Switch off the clock supply to the GPIO

1: Switches off the clock supply to the GPIO

[1] TSC_OFF: Switch off the clock supplyto the touchscreen controller

1: Switches off the clock supply to the touchscreen controller

[0] ADC_OFF: Switch off the clock supply to the ADC

1: Switches off the clock supply to the ADC

543

RESERVED

AUTO_INCR

SPI_CLK_MOD1

SPI_CLK_MOD0

[7:3] RESERVED

[2] AUTO_INCR:

This bit defines whether the SPI transaction follows an addressing scheme that internally

autoincrements or not

[1] SPI_CLK_MOD1:

This bit reflects the value of the SCAD/A0 pin during power-up reset

[0] SPI_CLK_MOD0:

This bit reflects the value of the SCAD/A0 pin during power-up reset

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