L9788 datasheet(193/264 Pages) STMICROELECTRONICS

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DS12308 Rev 4

193/264

L9788

Micro second channel (MSC) interface

263

[3] VRS_MODE_SEL: VRS mode

0: limited adaptive (default)

1: full adaptive

[2:1] F_DO_SEL [1:0] Upstream clock ratio selection.

00: fDO= fCL/ 16

01: fDO= fCL/ 32(default)

10: fDO= fCL/ 64

11: fDO= fCL/ 128

[0] MSC_ACT_EN: MSC activity monitoring enable

0: MSC activity monitoring function is disabled

1: MSC activity monitoring function is enabled (default)

18.5.3

CONFIG-REG 3

[7:6] SEO_DELAY_DELAY[1:0]

Delay from KEY_OFF for SEO function activation.

00: 100 ms (default)

01: 200 ms

10: 400 ms

11: 800 ms

[5] STR3_EN

0: disable

1: starter functions (DELAY OFF) enable for driver STR[3] (default)

[4] STR2_EN

0: disable

CONFIG-

REG 3

RLY4_

DLY_

OFF_

LSD/H

SD_D

RV1-

CFG

LSD/H

SD_D

RV2-

CFG

LSD/H

SD_D

RV3-

CFG

SRT2_

STR3_

T_SEO_DELAY[0:

DEFAULT

1111

110

RESET SOURCE

D0:D7

v3v3a_ov, v3v3a_uv, v3v3d_ov, v3v3d_uv, vdd5_uv, vddio_uv,

sw_reset, after_run_reset, RSTN_IN

ACTIVATION

D0:D7 bits active as level

CONTROL ACCESS

locked bits

L9788 Datasheet(PDF) 193 Page - STMicroelectronics

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