L99PM62GXP datasheet(79/102 Pages) STMICROELECTRONICS

Part #	L99PM62GXP

Description	Power management IC with LIN and high speed CAN

PDF	102 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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79 / 102 page

L99PM62GXP

ST SPI

Doc ID 17639 Rev 4

79/102

The <SPI-frame-ID> (ROM address 3EH) provides information about the register width (1,

2, 3 bytes) and the availability of ‘Burst Mode Read’ and watchdog.

BR:burst-mode read (1 = burst-mode read is supported)

WD:watchdog (1 = available, 0 = not available)

32-bit, 24-bit, 16-bit: width of SPI frame (see table below)

<Burst Mode>:not supported

<Watchdog>:available

<Frame Width>:24 bit

6.2

SPI registers

6.2.1

Overview

Overview command byte

Table 71.

SPI-frame-ID

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

01000

32-bit

24-bit

16-bit

Table 72.

SPI register: command byte

Read/write

Address

xxxx

Table 73.

SPI register: mode selection

Read/write

Mode selection

Write

Read

Read and clear

Read device info

Table 74.

SPI register: CTRL register selection

CTRL register 1…6

CTRL register selection

000001

CTRL register1

000010

CTRL register2

000011

CTRL register3

000100

CTRL register4

L99PM62GXP Datasheet(PDF) 79 Page - STMicroelectronics

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