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| 型號： | IM2000S |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | HIGH PERFORMANCE MICROSTEPPING STEP MOTOR CONTROLLER |
| 中文描述： | 高性能的微步進電機控制器 |
| 文件頁數(shù)： | 2/16頁 |
| 文件大小： | 142K |
| 代理商： | IM2000S |
2
Table of Contents
Introduction to the IM2000S .........................................................................................................................................3
Section Overview ...................................................................................................................................................................... 3
The IM2000S ............................................................................................................................................................................ 3
Features And Benefits ............................................................................................................................................................... 4
Hardware Specifications ..............................................................................................................................................5
Section Overview ...................................................................................................................................................................... 5
Mechanical Specifications ........................................................................................................................................................ 5
Electrical & Environmental Specifications ............................................................................................................................... 6
IM2000S Pin Description.......................................................................................................................................................... 7
Operation of the IM2000S .............................................................................................................................................8
Section Overview ...................................................................................................................................................................... 8
Protection Inputs ....................................................................................................................................................................... 8
Microstep Select (MSEL) Inputs .............................................................................................................................................. 9
Step/Direction Inputs ................................................................................................................................................................ 9
Chip Select (CSEL) Input ....................................................................................................................................................... 10
Full Step Output ...................................................................................................................................................................... 10
Dual PWM .............................................................................................................................................................................. 10
Power Control Outputs............................................................................................................................................................ 11
Current Control ....................................................................................................................................................................... 12
Chopping Oscillator ................................................................................................................................................................ 13
Reset ....................................................................................................................................................................................... 13
External Lookup Table ............................................................................................................................................................ 13
Buss/Stand-alone Mode .......................................................................................................................................................... 14
Typical Application ................................................................................................................................................................. 15
List of Figures
Figure 1.1:
Figure 1.2:
Figure 2.1:
Figure 3.1:
Figure 3.2:
Figure 3.3:
Figure 3.4:
Figure 3.5:
Figure 3.6:
Figure 3.7:
Figure 3.8:
Figure 3.9:
Figure 3.10: Block Diagram - External Lookup Table ........................................................................................................... 14
Figure 3.11: WR Input Timing ............................................................................................................................................... 14
Figure 3.12: Schematic (Typical Application) ........................................................................................................................ 15
IM2000S (2.5 Times Actual Size)........................................................................................................................ 3
Block Diagram ..................................................................................................................................................... 4
Mechanical Specifications.................................................................................................................................... 5
Overcurrent Protection ......................................................................................................................................... 8
Thermal Protection ............................................................................................................................................... 8
Recirculating PWM............................................................................................................................................ 10
Non-Recirculating PWM.................................................................................................................................... 11
Power Control Output Relationships.................................................................................................................. 11
Power Control Output Interface Examples ........................................................................................................ 12
Digital Current Control Example ....................................................................................................................... 12
Automatic Current Reduction ............................................................................................................................ 12
Oscillator Frequency Settings ............................................................................................................................ 13
List of Tables
Table 2.1:
Table 2.2:
Table 2.3:
Table 2.4:
Table 2.5:
Table 3.1:
Table 3.2:
Table 3.3:
Table 3.4:
DC Electrical Specifications ................................................................................................................................ 6
AC Electrical Specifications ................................................................................................................................ 6
Absolute Maximum Ratings................................................................................................................................. 6
Recommended Operating Conditions................................................................................................................... 6
IM2000S Pin Description..................................................................................................................................... 7
Microstep Resolution Settings ............................................................................................................................. 9
Chip Select Settings ........................................................................................................................................... 10
Current Control Mode Settings .......................................................................................................................... 11
External Lookup Table (Example Address Locations)....................................................................................... 13
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