MC1151A PMD, MC1151A Datasheet - Page 51

• Manufacturer Part Number: MC1151A
• Description: (MC1x51A) Advanced Step Motor Control Chipset
• Manufacturer: PMD

Performance Motion Devices, Inc. 12 Waltham St. Lexington, MA 02421 tel: [phone] fax: [phone] www.pmdcorp.com
Control
Home
4 - 4 axis
2 - 2 axis
Input
Available Configurations:
Operating Modes:
Position Range:
Velocity Range:
Acceleration Range:
Jerk Range:
Cycle Rate:
Maximum Pulse Rate:
Pulse Output Modes:
Trajectory Profile Generator Modes:
Electronic Gear Ratio Range:
Max. Incremental Encoder Rate:
# of Limit Switches Per Axis:
Miscellaneous Control Signals
# of Host Commands:
5
1/a
Host I/O controller
p/n: MC1
Motor Output Signals
I/O Chip
Host I/O
Chipset
Step
Data
Direction
1/a
Pulse &
8
E -
no dash - no encoder
Direction
51A-
host interrupt
1/a
encoder option
1
4 axes with pulse & direction output (MC1451A)
2 axes with pulse & direction output (MC1251A)
1 axis with pulse & direction output (MC1151A)
4 axes with pulse & direction and encoder input (MC1451A-E)
2 axes with pulse & direction output and encoder input (MC1251A-E)
1 axis with pulse & direction output and encoder input (MC1151A-E)
Open loop (uses trajectory generator, pulse generator)
Stall detection (uses trajectory generator, pulse generator and encoder feedback for stall detection)
-1,073,741,824 to 1,073,741,823 steps
-16,384 to 16,383 steps/cycle with a resolution of 1/65,536 steps/cycle
S-curve profile: -1/2 to 1/2 steps/cycle^2 with a resolution of 1/65,536 steps/cycle^2
All other profiles: -16,384 to 16,383 steps/cycle^2 with a resolution of 1/65,536 steps/cycle^2
-1/2 to 1/2 steps/cycle^3, with a resolution of 1/4,294,967,296 steps/cycle^3
330uSec/cycle (rate of profile calculations)
1.5625 MPulses/sec
High speed (up to 1.5625 MPulses/sec)
Standard speed (up to 48.828 Kpulses/sec)
S-curve (host commands final position, maximum velocity, maximum acceleration, and jerk)
Trapezoidal (host commands final position, maximum velocity, and acceleration)
Velocity contouring (host commands maximum velocity, acceleration)
Electronic Gear (Encoder position used as position command for stepper axis, -E version chipsets only).
32,768:1 to 1:32,768 (negative and positive direction, -E version chipsets only)
1.25 MCounts/sec (-E version chipsets only)
2 (one for each direction of travel)
home signal (one per axis, can be programmed to automatically change profiles on the fly)
At rest signal (one per axis)
Home signal (one per axis)
72
Internal Block Diagram
Technical Specifications
profile generator
Trajectory
System Registers (1-4)
Custom chipset versions
also available. Call PMD
Information
Ordering
CP Chip
Miscellaneous Signals
Overtravel Inputs
PosLimit
1/a
1/a
NegLimit
1/a
Chipset Developer's Kit
*(Supports MC1451A, MC1251A,
MC1151A, MC1451A-E, MC1251A-E,
MC1151A-E
p/n: DK1451A*
Encoder Inputs
counter (1-4)
B
Quadrature
1/a
ENC
decoder
Chip
A
1/a