Reference Guide

D-2 Reserved Variables
Reserved Variable What It Contains Used By
PPAR Plotting parameters. DRAW
PRTPAR Printing parameters. PRINT commands
PTPAR Periodic Table parameters. PERTBL
STARTED Program run on EDIT. EDIT
STARTEQW CST commands list for EQW. Equation Writer
STARTERR Program run on error. Error processing
STARTOFF Program run at turnoff. OFF
STARTRECV Program run at RECV. Filer, RECV
STARTSEND Program run at SEND. Filer, SEND
STARTUP Program run at reset. Reset
s1, s2,… Arbitrary signs. ISOL, QUAD
TOFF Time in ticks until OFF. Turnoff delay
TPAR Table parameters. Table of values
VPAR Viewing parameters. DRAW
ZPAR Plot zoom factors. DRAW
ΣDAT Statistical data. Statistics application, DRAW
ΣPAR Statistical parameters. Statistics application, DRAW
Contents of the System Reserved Variables
αENTER
This is the vectored ENTER pre-processor. It is active when flags –62 and –63 are set. When ENTER is pressed,
the command line is placed on the stack as a string and αENTER is executed.
ALRMDAT
ALRMDAT does not reside in a particular directory. You cannot access the variable itself, but you can access its
data from any directory using the RCLALARM and STOALARM commands, or through the Alarm Catalog.
ALRMDAT contains a list of these alarm parameters: