BMP388 datasheet(36/59 Pages) BOSCH

номер детали	BMP388

подробное описание детали	Digital pressure sensor

PDF	59 Pages

Scroll/Zoom	100%

производитель	BOSCH [Bosch Sensortec GmbH]

домашняя страница	https://www.bosch-sensortec.com

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Bosch Sensortec | BMP388 Datasheet

36 | 59

Modifications reserved |Data subject to change without notice | Printed in Germany

Document number: BST-BMP388-DS001-07 Revision_1.7_112020

4.3.15. Register 0x1A “IF_CONF”

The “IF_CONF” register controls the serial interface settings.

Table 39: Register 0x1A “IF_CONF”

Name

Description

Bit 0

spi3

Configure SPI Interface Mode for primary interface

spi4

SPI 4-wire mode

spi3

SPI 3-wire mode

Bit 1

i2c_wdt_en

Enable for the I2C Watchdog timer, backed by NVM

disabled

Watchdog disabled

enabled

Watchdog enabled

Bit 2

i2c_wdt_sel

Select timer period for I2C Watchdog , backed by NVM

wdt_short

I2C watchdog timeout after 1.25 ms

wdt_long

I2C watchdog timeout after 40 ms

4.3.16. Register 0x1B “PWR_CTRL”

The “PWR_CTRL” register enables or disables pressure and temperature measurement. Although, the measurement mode

can be set here.

Table 40: Register 0x1B “PWR_CTRL”

Name

Description

Bit 0

press_en

press_off

Disables the pressure sensor.

press_on

Enables the pressure sensor.

Bit 1

temp_en

temp_off

Disables the temperature sensor.

temp_on

Enables the temperature sensor.

Bit 5..4

mode

00 sleep mode

01/10 forced mode

11 normal mode

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