Document Outline

• GPIB-COM User Manual
  • Important Information
    • Warranty
    • Important Notice
    • Copyright
    • Trademark
  • FCC/DOC Radio Frequency Interference Compliance
  • Preface
    • Introduction to the GPIB-COM
    • Organization of This Manual
    • Related Documents
    • Abbreviations Used in This Manual
  • Contents
  • Section One Introduction
    • GPIB-COM Characteristics
    • What Your Kit Should Contain
    • Optional Equipment
  • Section Two Configuration and Installation
    • Configuration
      • Switch and Jumper Settings
      • Base I/O Address and Interrupt Selection
      • Talk/Listen Modes
      • Talk/Listen Address and Special Function Selection
    • Installation
    • Special Considerations When Using the GPIB-COM
  • Section Three Function Description
    • The GPIB-COM Interface
    • GPIB-COM Components
      • Address Decoding
      • Configuration Jumpers
      • INS8250A Compatible Registers
      • GPIB Acceptor and Source Handshaking
      • Mode Control Logic
      • Interrupt Control Logic
      • Direction Buffers
      • GPIB Transceivers
  • Section Four Running Diagnostic Tests
    • The GPIB-COM Test Commands
      • -1 printer test
      • -2 plotter test
      • -c change COM configuration
      • -q quit
  • Section Five Programming the GPIB-COM
    • The GPIB-COM Registers
      • Transmitter Holding Register
      • Receive Buffer Register
      • Divisor Latch Least Significant Byte (LSB) Register
      • Divisor Latch Most Significant Byte (MSB) Register
      • Interrupt Enable Register
      • Interrupt Identification Register
      • Line Control Register
      • Modem Control Register
      • Line Status Register
      • Modem Status Register
    • Programming the Serial Adapter
      • Polling Method
      • Interrupt-Driven Method
    • The GPIB-COM Controller Function
  • Appendix A Specifications
    • Power Requirement
    • Physical
    • Operating Environment
    • Storage Environment
  • Appendix B Multiline Interface Command Messages
  • Appendix C Operation of the GPIB
    • History of the GPIB
    • Types of Messages
    • Talkers, Listeners, and Controllers
    • System Controller and Active Controller
    • GPIB Signals
    • Data Lines
    • Handshake Lines
      • NRFD (not ready for data)
      • NDAC (not data accepted)
      • DAV (data valid)
      • Interface Management Lines
      • ATN (attention)
      • IFC (interface clear)
      • REN (remote enable)
      • SRQ (service request)
      • EOI (end or identify)
    • Physical and Electrical Characteristics
    • Configuration Restrictions
  • User Comment Form
  • Figures
    • Figure 1-1. GPIB-COM Board
    • Figure 2-1. GPIB-COM Parts Locator Diagram
    • Figure 2-2. Possible Settings for GPIB-COM Jumpers
    • Figure 2-3. Jumper W1 Settings
    • Figure 2-4. Switch Setting for REN* OFF, IFC* ON, SRQ* ON, and Listen Address 5 (Default Settings)
    • Figure 2-5. Listen Address Setting for Listen Address 10 Hex
    • Figure 2-6. Switch Setting for REN* ON, IFC* OFF, and SRQ* OFF
    • Figure 3-1. Block Diagram of GPIB-COM
    • Figure 4-1. Plotter Output
    • Figure C-1. GPIB Cable Connector
    • Figure C-2. Linear Configuration of the GPIB Devices
    • Figure C-3. Star Configuration of GPIB Devices
  • Tables
    • Table 2-1. IBM PC Serial Port Adapters
    • Table 2-2. Factory Default Settings and Optional Configurations
    • Table 5-1. GPIB-COM Registers
    • Table 5-2. Interrupt Types and Priorities
    • Table 5-3. Word Length Select Bits