L9679P datasheet(149/279 Pages) STMICROELECTRONICS

部品番号	L9679P

部品情報	Automotive advanced airbag for mid/high end applications and cut-off battery IC

PDF	279 Pages

Scroll/Zoom	100%

メーカー	STMICROELECTRONICS [STMicroelectronics]

ホームページ	http://www.st.com

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149 / 279 page

DS11627 Rev 7

149/279

L9679P

SPI interfaces

278

7.7.2

Remote sensor data/fault registers (RSDRx @ FLT=1)

Bit 15 = 1 FAULTED condition

MOS_RSI

MISO_RS

(PSI5)

CRC

LCID [3:0]

STG STB

CRC[2:0]

- CRC based on bits [16:0]

Updated based on bits [16:0]

FLT

1 Fault Status

Cleared when all of the following bits are '0': STG, STB, CURRENT_HI,

OPENDET, RSTEMP, NODATA, INVALID, SLOT ERROR, PULSE

OVERFLOW ERROR

Set when any of the following bits are '1': STG, STB, CURRENT_HI,

OPENDET, RSTEMP, NODATA, INVALID, SLOT ERROR, PULSE

OVERFLOW ERROR

0 No fault

1 Fault

On/Off

0 Channel On/Off Status

Cleared by SSM_RESET or when channel is commanded OFF via SPI

RSCTRL or when the STG bit is set or the RSTEMP bit is set

Set when channel is commanded ON by SPI RSCTRL

0 Off

1 On

LCID[0:3] 0000 0000 0000 Logical Channel ID

Updated based on SPI read request

0000 RSU0 SLOT1

0001 RSU0 SLOT2

0010 RSU0 SLOT3

0100 RSU1 SLOT1

0101 RSU1 SLOT2

0110 RSU1 SLOT3

STG

0 Short to Ground (in current limit condition)

Cleared by SSM_RESET or when channel is commanded OFF via SPI

RSCTRL

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