User Manual

Table Of Contents

TMCM-1110 Hardware Manual • Hardware Version V2.30 | Document Revision V1.10 • 2017-SEP-06

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Pin Label Direction Description

3 D+ bi-directional USB Data+

4 ID Connected to signal and system ground

5 GND Power (GND) Signal and system ground

Table 8: USB Connector Pin Assignment

4.7 Step/Dir Input Connector (Motor 0)

The TMCM-1110 stepRocker is equipped with a step/dir input connector for motor 0. Via this connector an

external motion controller can be used together with the on-board driver electronics. For selecting an

external motion controller instead of the on-board TMC429 motion controller two jumpers have to be set

(please refer to chapter 5).

Step/Dir Input Connector Pin Assignment

Pin Label Direction Description

1 GND Power (GND) Signal and System ground

2 Step In in Driver step input signal (+5V compatible)

3 Dir In in Driver direction input signal (+5V compatible)

Table 9: Step/Dir Input Connector Pin Assignment

4.8 Step/Dir Output Connectors (Motor 1 and Motor 2)

The TMC429 motion controller on the stepRocker is able to control up to three stepper motors. Its Step/Dir

outputs (TTL level) for motor 1 and motor 2 are available via connectors Step/Dir Out 1 and Step/Dir Out 2.

The TMCM-1110 stepRocker can be extended to a complete motion controller/driver system for all three

motors.

Step/Dir Output Connector Pin Assignment

Pin Label Direction Description

1 GND Power (GND) Signal and System ground

2 Step Out out Driver step output signal (+5V compatible)

3 Dir Out out Driver direction output signal (+5V compatible)

Table 10: Step/Dir Output Connector Pin Assignment

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