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NI-Serial User Manual

Table of Contents
  • NI-Serial User Manual
  • New Features and Changes
  • NI-Serial Utilities
  • Install the Hardware
  • Using Your Serial Hardware
  • Serial Port Information
  • Uninstalling the Hardware and Software
  • Troubleshooting and Frequently Asked Questions
Table of Contents

Serial Communication Issues

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  • Updated2025-11-25
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    • NI-Serial
    • User Manual

The following topics explain some serial communication issues, including duplex architectures, termination methods, bias resistors, and types of connecting equipment.

Duplex Architectures

Full Duplex

Half Duplex

RS-485 Termination

Bias Resistors

RS-232 DTE versus DCE

Parent topic: Serial Port Information Overview
Related concepts:
  • Duplex Architectures
  • Full Duplex
  • Half Duplex
  • RS-485 Termination
  • Bias Resistors
  • RS-232 DTE versus DCE
Related Information
  • Duplex Architectures
  • Full Duplex
  • Half Duplex
  • RS-485 Termination
  • Bias Resistors
  • RS-232 DTE versus DCE

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