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參數(shù)資料
| 型號： | MC1251A-E |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Advanced Brushless Motor Control Chipset |
| 中文描述： | 先進(jìn)的無刷電機(jī)控制芯片組 |
| 文件頁數(shù)： | 70/70頁 |
| 文件大?。?/td> | 474K |
| 代理商： | MC1251A-E |
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Incremental Encoder
Trajectory
profile generator
Digital Servo
filtering (2)
Host I/O controller
Index
B
A
Internal Block Diagram
host interrupt
Data
Control
PWM sign
DAC address
Motor Output
System Registers (2)
16
1/a
1/a
1/a
1/phase
2
1
8
5
Quadrature
decoder
counter (2)
Index capture
register (2)
Position
register (2)
Host command
DAC, PWM signal generator (6
Home
1/a
PosLimit
1/a
NegLimit
1/a
Available Configurations:
Operating Modes:
Position Range:
Velocity Range:
Acceleration Range:
Jerk Range:
Trajectory Profile Generator Modes:
Electronic Gear Ratio Range:
Digital Filter Modes:
Motor Output Formats:
Commutation Waveform
# of Output Phases per axis:
Commutation Rate:
Max. Encoder Rate:
Servo Loop Rate Range:
Max. Servo Loop Rate:
# of Limt Switches Per Axis:
Hardware Position Capture Latency:
Hardware Position Capture Triggers:
# of Host Commands:
2 axes with internal sinusoidal commutation (MC1231A)
1 axis with internal sinusoidal commutation (MC1131A)
Closed Loop (uses trajectory generator, servo loop, and commutation)
Open loop (uses commutation only)
-1,073,741,824 to 1,073,741,823 counts
-16,384 to 16,383 counts/sample with a resolution of 1/65,536 counts/sample
S-curve profile: -1/2 to 1/2 counts/sample^2 with a resolution of 1/65,536 counts/sample^2
All other profiles: -16,384 to 16,383 counts/sample^2 with a resolution of 1/65,536 counts/sample^2
-1/2 to 1/2 counts/sample^3, with a resolution of 1/4,294,967,296 counts/sample^3
S-curve (host commands final position, maximumvelocity, maximumacceleration, and jerk)
Trapezoidal (host commands final position, maximumvelocity, and acceleration)
Velocity contouring (host commands maximumvelocity, acceleration)
Electronic Gear (Encoder position of one axis is used as position command for another axis).
32768:1 to 1:32768 (negative and positive direction)
PID+Vff (Proportional, Integral, Derivative + Velocity Feedforward and DC Offset)
PWM(10 bits resolution @ 24.5 Khz)
DAC (16 bits)
Sinusoidal
PWM : 2 for 2-phase motors, 3 for 3-phase motors
DAC16: 2 for both 2-phase and 3-phase motors
15 kHz
1.75 Megacounts/sec.
270 uSec mnimum 4,423 mSec maximum
270 uSec per enabled axis
2 (one for each direction of travel)
160 nSec
Index signal (quadrature A and B must be low)
Home signal
116
Technical Specifications
Ordering
Information
p/n: MC1 31A
2 - 2 axis
1 - 1 axis
Customchipset versions
also available. Call PMD
Commutation
Generator (2)
p/n: DK1231A*
*Supports MC1231A and
MC1131A)
Chipset
Chipset Developer's Kit
I/O Chip
CP Chip
Performance Motion Devices, Inc. 12 Waltham St. Lexington, MA 02421 tel: 781.674.9860 fax: 781.674.9861
www.pmdcorp.com
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