Contents
I
Table of Contents
1. Introduction, Features and Applications ....................................................................................................................... 1
Introduc
tion .............................................................................................................................................................. 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. Connec
ting 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
Regula
ted or Unregulated Power Supply .................................................................................................................. 6
Multiple Drivers .......................................................................................................................................................
6
Selec
ting Supply Voltage .......................................................................................................................................... 7
7. Selecting Microstep Resolution and Driver Output Current ......................................................................................... 7
Micros
tep Resolution Selection ................................................................................................................................ 7
Current Settings ........................................................................................................................................................ 7
Dynamic Current Setting .................................................................................................................................. 8
Standstill Current Setting .................................................................................................................................. 8
Auto Tuning by SW4 ........................................................................................................................................ 8
8. Wiring Notes ................................................................................................................................................................. 9
9. Typic
al Connection ....................................................................................................................................................... 9
10. Sequence Chart of Control Signals ........................................................................................................................... 10
11. Prote
ction Functions ................................................................................................................................................. 11
Over-vol
tage protection .......................................................................................................................................... 11
Over-current Protection .......................................................................................................................................... 11
Short Circuit Protection .......................................................................................................................................... 11
12. Frequently Asked Questions ..................................................................................................................................... 11
Probl
em Symptoms and Possible Causes ............................................................................................................... 11
APPENDIX .................................................................................................................................................................... 12
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