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Connection of bipolar and unipolar stepper motors

 

Connecting stepper motors bipolar and unipolarnych

Using driver A4988 you can control the motors bipolar and unipolarne. Below we provide instructions on how to connect the pins:

Schemat sterownika A4988

Wiring diagram for stepper motor driver A4988.

 

Connection czteroprzewodowego engine bipolar

 

 

The figure depicts the output of the engine czteroprzewodowego bipolar.

 

To connect insights:

 

Engine

Driver

A4988

Driver

DRV8834

And1AA1
C1BA2
B2AB1
D2BB2
 
Connection sześcioprzewodowego engine unipolarnego

 

 

 

Insights sześcioprzewodowego engine unipolarnego.

 

The wires you need to connect in the same way as in the engine bipolarnym. Conclusions A’ and B’ leave disabled. In the management of bipolarnym will not be used.

  

Connection ośmioprzewodowego engine unipolarnego

 

 

 

Insights ośmioprzewodowego engine unipolarnego.

The motor has two coils per phase, output give direct access to each of them. In the case of the control of bipolar coils can be connected in series or in parallel. Choosing the way równlogły reduce the inductance of the coil. We recommend connecting a serial.

 

Connection parallel:

 

Engine

Driver

A4988

Driver

DRV8834

A and C'1AA1
A’ and C1BA2
B and D’2AB1
B’ and D2BB2
 

 

Connect serial:

  • conclusion A’ should be connected to C’
  • the output B’ to connect with D’
  • A B C D you need to connect in the same way as in the engine bipolarnym