HP 8590 E & L Series Spectrum Analyzers and HP 8591C Cable TV ...

ACTDEF Active Function Definition
Item Description/Default Range
Character (function name) Any valid character. Use the function name as the remote 2 to 11 characters
command name. long, A through Z and
the underscore (the
underscore should be
used as the second
character of the
label).
Character (text for active Any valid character. The active function label is displayed in the
function label) active function block (when the function is active).
User-defined variable A variable defined by VARDEF or ACTDEF commands. Any valid variable
name.
Number Any real or integer number. Default value is 0, default unit is Real number range.
none.
Delimiter Matching characters marking the beginning and end of the list of - 1 \ @ = / ^ $ % ; ! ’ :
spectrum analyzer commands. ” &
Analyzer command Any valid spectrum analyzer command.
User-deflned function A function defined by the FUNCDEF command. Any valid function
name.
Prerequisite Command: FUNCDEF when using a user-defined function. VARDEF when using
a user-defined variable.
Example 1
10 DIM A$[1501
20 OUTPUT 718;"ACTDEF M-BW,%MY BANDWIDTH%,5MHZ,STEP,@";
30 OUTPUT 718;"MOV RB,M-BWO;";
40 OUTPUT 718;"M,BW;"
50 OUTPUT 718;"ACTDEF M-BW?;"
60 ENTER 718;A$
70 DISP A$
80 END
5-50 Programming Commands
Dimensions array to hold
query response.
lk$ms a function called
M-BW M-BWallows manipulation
of the initial
value of RES BW (5
MHz) by the step keys
and the knob. The resolution
bandwidth will
be rounded to the nearest
allowable bandwidth,
howevex The “@” symbol
marks the end of the
ACTDEF declaration.
Activates the M-BWfunction.
Queries the &fir&ion of
the M-BWfunction.
Displays the definition
of the M-BWfunction.