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A programmable positioning stepper-motor controller with a multibus/IEEE 796 compatible interface.

P Papoff1, D Ricci

  • 1Istituto di Chimica Analitica Strumentale del C.N.R., c/o Istituto di Chimica Analitica dell'Università di Pisa, Via Risorgimento, 35, 56100 Pisa, Italy.

Talanta
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Summary
This summary is machine-generated.

A new programmable stepper motor controller manages up to four motors simultaneously using the Multibus/IEEE 796 interface. This intelligent controller offers precise positioning and reports completion via interrupts, enabling versatile applications.

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Area of Science:

  • * Electrical Engineering
  • * Robotics and Automation
  • * Computer Engineering

Background:

  • * Development of sophisticated control systems for automated machinery.
  • * Need for precise and simultaneous control of multiple stepper motors in industrial and research settings.
  • * Limitations of existing controllers in terms of programmability, scalability, and cost-effectiveness.

Purpose of the Study:

  • * To design and implement an intelligent, programmable stepper motor controller.
  • * To create a bus-slave unit compatible with the Multibus/IEEE 796 standard.
  • * To enable local management of up to four stepper motors for simultaneous, precise positioning.

Main Methods:

  • * Utilized intelligent and programmable integrated circuits for controller design.
  • * Organized the controller as a bus-slave unit for Multibus/IEEE 796 interface compatibility.
  • * Implemented local management of stepper motor operations including step count, direction, and step-rate.

Main Results:

  • * Successfully assembled a programmable positioning stepper motor controller.
  • * Controller manages up to four stepper motors simultaneously with displacements up to 64,000 steps.
  • * Achieved programmable step-rates from 0.1 to 6550 steps/sec, with interrupt-based feedback to the master microcomputer.

Conclusions:

  • * The developed controller offers a low-cost, high-performance solution for precise multi-motor positioning.
  • * The design is scalable, allowing for the control of more than four stepper motors.
  • * The controller is suitable for a wide range of applications requiring automated motion control.