BHA260AB datasheet(21/141 Pages) BOSCH

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Bosch Sensortec | BHA260AB Data sheet

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Modifications reserved | Data subject not change without notice | Printed in Germany

Document number: BST-BHA260AB-DS000-07 | Revision: 1.7

Notes:

1) Function is locked after initial selection. This is not valid for HIRQ.

2) Function 1 is defined by firmware. In hardware these pins are standard GPIOs.

3) GPIO must be configured for correct direction – event interrupts are inputs

Table 3: Pad functions and init conditions

Pad # Pad Name

Primary Function

Group

Function after (refers to functions in Table 2)

Reset

Bootloader

completed

Firmware load

RESETN

System Control

HSCX

Host Interface 1)

1 or 2:

defined by HCSB

1 or 2:

defined by HCSB

HCSB

HSDX

HSDO

HIRQ

M2SCX

Master Interface 2

defined by FW:

sif_cfg=0: 1

sif_cfg=1: 2

sif_Cfg=2: 2

M2SDX

M2SDI

M3SCL

Master Interface 3

3 or 1

Defined by FW

M3SDA

MCSB1

Chip Selects /

Event Interrupts 2)

Defined by FW

MCSB2

MCSB3

RESV

JTAG_CLK

Debug 1)

1 or 3:

Defined by

product type

1 or 3:

Defined by

JTAG_DIO

Notes:

1) Function is locked after initial selection. This is not valid for HIRQ.

2) Function 1 is defined by firmware. In hardware these pins are standard GPIOs.

BHA260AB Datasheet(PDF) 21 Page - Bosch Sensortec GmbH

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