L6472PDTR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

MFG CO.

L6472PDTR

dSPIN fully integrated microstepping motor driver with motion engine and SPI

STMicroelectronics 

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L6472

Programming manual

9.1.17

ALARM_EN

The ALARM_EN register allows the selection of which alarm signals are used to generate

the FLAG output. If the respective bit of the ALARM_EN register is set high, the alarm

condition forces the FLAG pin output down.

ALARM_EN bit

0 (LSB)

1

2

3

4

5

6

7 (MSB)

Table 23. ALARM_EN register

Alarm condition

Overcurrent

Thermal shutdown

Thermal warning

Undervoltage

UNUSED

UNUSED

Switch turn-on event

Wrong or non-performable command

9.1.18

CONFIG

The CONFIG register has the following structure:

Bit 15

PRED_EN

Bit 7

OC_SD

Bit 14

Bit 6

RESERVED

Table 24. CONFIG register

Bit 13

Bit 12

Bit 11

Bit 5

EN_TQREG

TSW

Bit 4

SW_MODE

Bit 3

EXT_CLK

Bit 10

Bit 9 Bit 8

POW_SR

Bit 2

Bit 1 Bit 0

OSC_SEL

DocID022729 Rev 5

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