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Communication between the PC and laboratory instruments.

M F Petrini1, T M Dwyer, M A Wall

  • 1Department of Medicine, University of Mississippi Medical Center, Jackson 39216-4505.

Computer Applications in the Biosciences : CABIOS
|July 1, 1990
PubMed
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This study introduces software enabling personal computers to communicate with instruments via serial ports for data collection and equipment control. The program configures communication parameters and protocols, forming a basis for diverse scientific applications.

Area of Science:

  • Computer Science
  • Engineering
  • Scientific Instrumentation

Background:

  • Personal computers offer versatile control and data acquisition capabilities.
  • Serial port communication is a fundamental method for interfacing electronic devices.
  • Automating instrument interaction requires standardized communication protocols.

Purpose of the Study:

  • To develop software for establishing computer-instrument communication via serial ports.
  • To enable data collection and equipment control for scientific instruments.
  • To create a flexible software foundation for specialized scientific applications.

Main Methods:

  • Software reads user-defined communication parameters (baud rate, data bits, stop bits, parity).
  • Software interprets communication protocols including echo, acknowledge, and end-of-transmission characters.

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  • The program facilitates protocol determination and communication integrity checks.

    • Main Results:

    • A functional software program for serial port communication is presented.
    • The software successfully configures and manages communication parameters and protocols.
    • The system demonstrates the ability to check communication integrity.

    Conclusions:

    • The developed software provides a robust solution for personal computer-instrument serial communication.
    • This tool can be adapted for various data acquisition and equipment control tasks.
    • The software serves as a foundational element for developing more specific scientific applications.