L9658 datasheet(32/64 Pages) STMICROELECTRONICS

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Functional description

L9658

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Doc ID 14219 Rev 3

4.11

Deployment driver SPI bit definition

The SPI provides access to read/write to the registers internal to the device, which

responses to various deployment driver commands summarized in table below.

L9658 response to the previous command is sent in the next valid CS_D.

4.11.1

Deployment driver MOSI bit definition

MOSI mode bits are defined as shown in below table.

Table 13.

Deployment driver SPI response

Mode bits

MOSI command

Mode bits

MISO response

D15

D14

D15

D14

D13

Command Mode

Diagnostic Mode

Monitor Mode

Status Response

SPI Transmission Fault

SPI Fault Response

Table 14.

MOSI bit layout

MSB

LSB

D15

D14

D13

D12

D11

D10

Table 15.

MOSI mode bits definition

Bit D15

Bit D14

Description

Command Mode

Diagnostic Mode

Monitor Mode

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