Instruction manual

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Table 3-10: Commonly Used GPIB Abbreviations
ABBREVIATION DEFINITION
ATN Attention. A logic line on the GPIB asserted only by the controller to
indicate the data on the bus represents a bus message.
CR An ASCII carriage return.
DCL Device Clear. A universal bus message to initialize all instruments to
their power-on states.
END End. A message conveyed when a talker uses the EOI line with the last
data byte of a data string.
EOI End or Identify. A logic line on the GPIB asserted by a talker to indicate
the last byte of a data string.
EOS End of String. A delimiter message that consists of a data byte(s) to
indicate the end of a data string
GET Group Execute Trigger. A GPIB message to trigger an addressed
instrument.
GTL Go To Local. A GPIB message to put an addressed instrument in the
local control mode.
IFC Interface Clear. A logic line on the GPIB asserted by the controller to
clear all interfaces (ex., default to unlisten and untalk).
LF An ASCII line feed.
LLO Local Lockout. A GPIB message, when asserted, will inhibit the
instrument from going to local if the CLR/LOC key is pressed.
REN Remote Enable. A logic line on the GPIB asserted by the controller.
REN enables an instrument to go to local when addressed.
SDC Selected Device Clear. A GPIB message to initialize an addressed
instrument to it Power-on state.