L9678P datasheet(3/215 Pages) STMICROELECTRONICS

3 / 215 page

DS11626 Rev 9

3/216

L9678P, L9678P-S

Contents

5.2.3

System control register (SYS_CTL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

5.2.4

SPI Sleep command register (SPI_SLEEP) . . . . . . . . . . . . . . . . . . . . . 61

5.2.5

System status register (SYS_STATE) . . . . . . . . . . . . . . . . . . . . . . . . . . 62

5.2.6

Power state register (POWER_STATE) . . . . . . . . . . . . . . . . . . . . . . . . . 63

5.2.7

Deployment configuration registers (DCR_x) . . . . . . . . . . . . . . . . . . . . 66

5.2.8

Deployment command (DEPCOM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

5.2.9

Deployment configuration registers (DSR_x) . . . . . . . . . . . . . . . . . . . . 69

5.2.10

Deploy enable register (SPIDEPEN) . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

5.2.11

Squib/pyroswitch ground loss register (LP_GNDLOSS) . . . . . . . . . . . . 71

5.2.12

Device version register (VERSION_ID) . . . . . . . . . . . . . . . . . . . . . . . . . 71

5.2.13

Watchdog retry configuration register (WD_RETRY_CONF) . . . . . . . . 72

5.2.14

Watchdog timer configuration register (WDTCR) . . . . . . . . . . . . . . . . . 72

5.2.15

WD1 timer control register (WD1T) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

5.2.16

WD1 state register (WDSTATE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

5.2.17

Clock configuration register (CLK_CONF) . . . . . . . . . . . . . . . . . . . . . . . 75

5.2.18

Scrap state entry command register (SCRAP_STATE) . . . . . . . . . . . . . 76

5.2.19

Safing state entry command register (SAFING_STATE) . . . . . . . . . . . . 76

5.2.20

WD1 test command register (WD1_TEST) . . . . . . . . . . . . . . . . . . . . . . 77

5.2.21

System diagnostic register (SYSDIAGREQ) . . . . . . . . . . . . . . . . . . . . . 77

5.2.22

Diagnostic result register for deployment loops (LPDIAGSTAT) . . . . . . 79

5.2.23

Loops diagnostic configuration command register for low level diagnostic

(LPDIAGREQ) 82

5.2.24

Loops diagnostic configuration command register for high level diagnostic

(LPDIAGREQ) 84

5.2.25

DC sensor diagnostic configuration command register (SWCTRL) . . . . 86

5.2.26

ADC request and data registers (DIAGCTRL_x) . . . . . . . . . . . . . . . . . . 87

5.2.27

GPO configuration register (GPOCR) . . . . . . . . . . . . . . . . . . . . . . . . . . 90

5.2.28

GPO configuration register (GPOCTRLx) . . . . . . . . . . . . . . . . . . . . . . . 91

5.2.29

GPO fault status register (GPOFLTSR) . . . . . . . . . . . . . . . . . . . . . . . . . 92

5.2.30

ISO fault status register (ISOFLTSR) . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

5.2.31

Remote sensor configuration register (RSCRx) . . . . . . . . . . . . . . . . . . 94

5.2.32

Remote sensor control register (RSCTRL) . . . . . . . . . . . . . . . . . . . . . . 95

5.2.33

Remote sensor data/fault registers w/o fault (RSDRx) . . . . . . . . . . . . . 96

5.2.34

Safing algorithm configuration register (SAF_ALGO_CONF) . . . . . . . 100

5.2.35

Arming signals register (ARM_STATE) . . . . . . . . . . . . . . . . . . . . . . . . 101

5.2.36

ARMx assignment registers (LOOP_MATRIX_ARMx) . . . . . . . . . . . . 102

5.2.37

ARMx pulse stretch registers (AEPSTS_ARMx) . . . . . . . . . . . . . . . . . 103

5.2.38

Safing records enable register (SAF_ENABLE) . . . . . . . . . . . . . . . . . 104

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