Hardware description and configuration

UM2095

8/11

DocID029570 Rev 1

Connector

Pin(1)

Signal

Remarks

33

W_High

CN7

12

VDD

17

H1

18

5V

20

Ground

22

Ground

28

CURR_FDB

30

VBUS

34

BEFM2

35

Speed

37

BEFM1

Notes:

The X-NUCLEO-IHM11M1 is equipped with screw connectors for motor and power supply,

a jumper for enabling a Hall encoder detection circuit and a connector for Hall effect

sensors (refer to the table below).

Table 2: Other connectors, jumpers and test points

Name

Pin

Label

Description

J1

1 - 2

Vin -

GND

Motor power supply

J2

1 - 2 -

3

U, V, W

3-phase BLDC motor phases connection

J3

1 - 2 -

3

-

Hall/encoder sensors connector

4 - 5

-

Sensors power supply

J4

-

J4

Selection for Hall’s input lines protection (closed by default) Hall’s

input lines

TP1

-

GND

Ground

TP2

-

VIN

Motor power supply

TP3

-

VDD

Digital power supply (by default 3.3 V coming from STM32 Nucleo

board)

3.1

Selecting the STM32 Nucleo board

This expansion board natively supports the following STM32 Nucleo development boards:



NUCLEO-F401RE



NUCLEO-F334R8



NUCLEO-F030R8



NUCLEO-L053R8