Contents
Table of Contents
1. Introduction, Features and Applications .......................................................................................................................1
Introduction ..............................................................................................................................................................1
Features.....................................................................................................................................................................1
Applications..............................................................................................................................................................1
2. Specifications................................................................................................................................................................1
Electrical Specifications ...........................................................................................................................................1
Operating Environment and other Specifications .....................................................................................................2
Mechanical Specifications ........................................................................................................................................2
Elimination of Heat...................................................................................................................................................2
3. Pin Assignment and Description...................................................................................................................................3
Connector P1 Configurations ...................................................................................................................................3
Selecting Active Pulse Edge or Active Level and Control Signal Mode ..................................................................3
Connector P2 Configurations ...................................................................................................................................4
4. Control Signal Connector (P1) Interface ......................................................................................................................4
5. Connecting the Motor...................................................................................................................................................4
Connections to 4-lead Motors...................................................................................................................................4
Connections to 6-lead Motors...................................................................................................................................5
Half Coil Configurations ..................................................................................................................................5
Full Coil Configurations ...................................................................................................................................5
Connections to 8-lead Motors...................................................................................................................................5
Series Connections............................................................................................................................................5
Parallel Connections .........................................................................................................................................6
6. Power Supply Selection................................................................................................................................................6
Regulated or Unregulated Power Supply..................................................................................................................6
Multiple Drivers .......................................................................................................................................................6
Selecting Supply Voltage..........................................................................................................................................7
7. Selecting Microstep Resolution and Driver Output Current.........................................................................................7
Microstep Resolution Selection................................................................................................................................7
Current Settings ........................................................................................................................................................7
Dynamic Current Setting ..................................................................................................................................8
Standstill Current Setting..................................................................................................................................8
28BAuto Tuning by SW4 .........................................................................................................................................8
8. Wiring Notes.................................................................................................................................................................9
9. Typical Connection.......................................................................................................................................................9
10. Sequence Chart of Control Signals...........................................................................................................................10
11. Protection Functions .................................................................................................................................................10
12. Frequently Asked Questions .....................................................................................................................................11
Problem Symptoms and Possible Causes ...............................................................................................................11
