UM2082

Hardware description and configuration

DocID029504 Rev 1

9/14

Table 1: Arduino UNO R3 connector table

Connector

Pin(1)

Signal

Remarks

CN5

1

RESET

2

REF

3

MODE 2

7

Ground

CN9

3

ENABLE

4

PWM1

See Section 5.1: "Selecting direction and step clock lines"

5

DIR 2

See Section 5.1: "Selecting direction and step clock lines"

6

MODE 1

7

PWM2

See Section 5.1: "Selecting direction and step clock lines"

8

DIR 1

See Section 5.1: "Selecting direction and step clock lines"

CN6

2

VDD

6

Ground

7

Ground

Notes:

Table 2: ST morpho connector table

Connector

Pin(1)

Signal

Remarks

CN10

9

Ground

17

MODE 2

19

REF

21

RESET

23

DIR 1

See Section 5.1: "Selecting direction and step clock lines"

25

PWM2

See Section 5.1: "Selecting direction and step clock lines"

27

MODE 1

29

DIR 2

See Section 5.1: "Selecting direction and step clock lines"

31

PWM1

See Section 5.1: "Selecting direction and step clock lines"

33

ENABLE

CN7

12

VDD

20

Ground

22

Ground

Notes: