L9965P datasheet(76/104 Pages) STMICROELECTRONICS

76 / 104 page

Table 71. CLIENT_NVM_REG_1 - 0x21

Field name

Type

Bit

offset

Bit

width

Reset

value

Reset sources

Description

TRIM_FENX_FAULT_PERIOD

0x0

nPOR_SLEEP

Number of PWM periods as

deglitch filter:

00 = 2

01 = 8

10 = 32

11 = 128

TRIM_FENX_DEGLITCH

0x0

nPOR_SLEEP

Deglitch filter for level signal:

00 = 20 μs

01 = 80 μs

10 = 320 μs

11 = 1280 μs

TRIM_PYRO_HIGH_RES_FAULTN_MSK RW

0x0

nPOR_SLEEP

1 = FAULTN assertion from

PYRO_HIGH_RES masked

TRIM_PYRO_LOW_RES_FAULTN_MSK

0x0

nPOR_SLEEP

1 = FAULTN assertion from

PYRO_LOW_RES masked

TRIM_I_DEPLOY_CFG

0x0

nPOR_SLEEP

Deployment current profile:

00 = 1.5 A

01 = 1.75 A

10 = 2 A

11 = 3.5 A

TRIM_FENX_DLY_CFG

0x0

nPOR_SLEEP

Deployment trigger delay:

00 = No delay

01 = 2 ms

10 = 4 ms

11 = 8 ms

Table 72. CLIENT_NVM_REG_2 - 0x22

Field name

Type Bit offset Bit width

Reset

value

Reset sources

Description

TRIM_ERBSTSW_OT_FAULTN_MSK

0x0

nPOR_SLEEP

1 = FAULTN assertion from

ERBST_OT masked

TRIM_ERBSTSW_OC_FAULTN_MSK RW

0x0

nPOR_SLEEP

1 = FAULTN assertion from

ERBST_OC masked

RESERVED

0x0

nPOR_SLEEP Reserved

TRIM_VRES_LOW_TH

0x0

nPOR_SLEEP

Low threshold for

PYRO_RES measurement

L9965P

Functional description

DS14702 - Rev 4

page 76/104

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