L9680 datasheet(150/277 Pages) STMICROELECTRONICS

No. de pieza	L9680

Descripción Electrónicos	Automotive advanced airbag IC for mid/high end applications

PDF	277 Pages

Scroll/Zoom	100%

Fabricante Electrónico	STMICROELECTRONICS [STMicroelectronics]

Página de inicio	http://www.st.com

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150 / 277 page

SPI interfaces

L9680

150/277

DocID029257 Rev 1

5700 (RSDR7)

5800 (RSDR8)

5900 (RSDR9)

5A00 (RSDR10)

5B00 (RSDR11)

Write:

PSI5 configured channel

CRC[2:0]

CRC based on bits [16:0]

Updated based on bits [16:0]

FLT

1 Fault Status - Depending on Fault Status, the DATA bits are defined differently

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

OPENDET, RSTEMP, INVALID, SLOT_ERROR, NODATA

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

OPENDET, RSTEMP, INVALID, SLOT_ERROR, NODATA

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[3:0]

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

1000 RSU2 SLOT1

1001 RSU2 SLOT2

1010 RSU2 SLOT3

1100 RSU3 SLOT1

1010 RSU3 SLOT2

1110 RSU3 SLOT3

DATA[9:0]

$000 $000 $000 10-bit data from Manchester decoder

L9680 Datasheet(PDF) 150 Page - STMicroelectronics

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