National Instruments GPIB-100A Appendix F Mnemonics Key

Appendix FMnemonics Key

This appendix contains a mnemonics key that defines the mnemonics (abbreviations) used

throughout this manual.

Mnemonic Definition

ASCII American Standard Code for Information Interchange

ATN Attention

C Controller

CIC Controller-In-Charge Bit

DAV Data Valid

DIO Data

EOI End or Identify Bit

FF Flip-flop

IDY Identify

IFC Interface Clear

ISO International Standard code set

L Listener

LAC Local Active Controller

LS Local Source

LSC Local System Controller

NDAC GPIB Not Data Accepted line status Bit

NRFD GPIB Not Ready For Data line status Bit

PON Power-On Reset Pulse

PP Parallel Poll (scan all status flags)

PPR Parallel Poll Response

RAC Remote Active Controller

RCD Resistor/Capacitor Delay

Contents

Main Page Limited Warranty Copyright Trademarks FCC/DOC Radio Frequency Interference Compliance Preface Organization of the Manual Related Document Abbreviations Used in the Manual Contents Page Figures Tables Chapter 1 Description of the GPIB-100A Introduction Page GPIB-100A Specifications Page Page Page Chapter 2 Installation Inspection Power Connection Grounding Configuration Disassembly Mounting Connecting to Hewlett-Packard Controllers Chapter 3 Configuration and Operation Operating Modes Talker/Listener/Controller (TLC) Mode Talker/Listener (TL) Mode Setting the Operating Mode Parallel Poll Response (PPR) Modes Buffered PPR Mode (Approach 1) Unbuffered PPR Mode (Approach 2) Mixed Mode Operation Operating the GPIB-100A System Page System Controller Detection Active Controller Detection Source Handshake Detection Parallel Polling Data Direction Control EOI Appendix A Operation of the GPIB History of the GPIB Types of Messages Talkers, Listeners, and Controllers System Controller and Active Controller GPIB Signals Appendix A Operation of the GPIB National Instruments Corporation A-3 GPIB-100A User Manual Figure A-1 shows the arrangement of these signals on the GPIB cable connector. Data Lines Handshake Lines NRFD (not ready for data) Interface Management Lines Page Page Configuration Restrictions Page Page Page Page Page Page Multiline Interface Messages Hex Oct Dec ASCII Msg Hex Oct Dec ASCII Msg Message Definitions Multiline Interface Messages Hex Oct Dec ASCII Msg Hex Oct Dec ASCII Msg Appendix F Mnemonics Key Page User Comment Form