UM0723 datasheet(32/48 Pages) STMICROELECTRONICS

32 / 48 page

Description of jumpers, test pins, and connectors

UM0723

32/48

Doc ID 15870 Rev 4

Dissipative brake

1 - Bus voltage

2 - Open collector

BEMF daughterboard connector

1 - Phase A

2 - Phase B

3 - Phase C

4 - Bus voltage

5 - 3.3 VDC

6 - VDD_micro

7 - GND

8 - PWM VREF

Tachometer input connector for AC motor speed loop control

1 - Tachometer bias

2 - Tachometer input

Table 10.

Testing pins description

Number

Description

TP1

Output phase A

TP2

Output phase B

TP3

Output phase C

TP4

PWM - phase A - low-side

TP5

PWM - phase A - high-side

TP6

PWM - phase B - low-side

TP7

PWM - phase B - high-side

TP8

PWM - phase C - low-side

TP9

PWM - phase C - high-side

TP10

Current sensed in phase A

TP11

Current sensed in phase B

TP23

Current sensed in phase C

TP13

Sensed tachometer/encoder/Hall signal A

TP14

Sensed encoder/Hall signal B

TP15

Sensed encoder/Hall signal Z

TP16

Voltage on bus divider - bus voltage information

TP17

Brake status - brake active in low state

Table 9.

Connector pinout description (continued)

Name

Reference

Description / pinout

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