L9680 datasheet(74/277 Pages) STMICROELECTRONICS

74 / 277 page

SPI interfaces

L9680

74/277

DocID029257 Rev 1

VBATMON_TH_SEL

00 VBATMON comparators threshold selector

00 VINGOOD= VINgood0

01 VINGOOD= VINgood1

10 VINGOOD= VINgood2

11 VINGOOD= VINgood3

ER_BST_V

0 ER Boost voltage select

Updated by SSM_RESET or SPI write

0 set 23V boost

1 set 33V boost

ER_CUR_EN

00 ER charge / discharge control

00 Current sources off

01 ER charge enabled

10 ER discharge enabled

11 Current sources off

ER_BST_EN

1 Boost enable

Updated by SSM_RESET or SPI write

0 ER_BOOST OFF request

1 ER_BOOST ON request

SYNCBST_EN

1 Syncboost enable

Updated by SSM_RESET or SPI write

0 SYNC_BOOST OFF request

1 SYNC_BOOST ON request

SPI_OFF

0 Go to POWER OFF state from POWERMODE SHUTDOWN state

Updated by SSM_RESET or SPI write while in POWERMODE SHUTDOWN

state

0 no effect

1 transition to POWER OFF state

ERSWITCH_LIM_SEL

ERswitch current limitation select

Updated by POR or SPI write

0 Low current limit

1 High current limit is no more available

SYBST_V

0 Sync Boost voltage select

Updated by SSM_RESET or SPI write

0 Low - syncboost=12V

1 High - syncboost=14.75V

L9680 Datasheet(PDF) 74 Page - STMicroelectronics

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