HP 1650B Programming Reference Manual page 117

CATalog
Query Syntax:
Returned Format:
where:
Example:
HP 1650B/HP 16518
Programming Reference
The CATalog query returns the directory of the disk in block data format.
The directory consists of a S-character string for each file on the disk.
Each fde entry is formatted as follows:
"NNNNNNNNNN
where N is the filename, T is the file type (a number), and D is the file
description.
:MMEMory:CATalog?
[:MMEMory:CATalog] c block size > c block data>
:: = #8dddddddd (X8 followed by an eight-digit number)
:: = [<filename =- <file type > <file description >I,,.
10 DIM File$[Sl]
20 DIM Specifier$[2]
30 OUTPUT XXX;":SYSTEM:HEAD
40 OUTPUT XXX;":MMEMORY:CATALDG?"
50 ENTER XXX USING "#,2A";Specifier$
70 FOR I=1 TO Length STEP 51
8 0 ENTER XXX USING
PRINT File$
9 0
NEXT I
1 0 0
110 ENTER XXX USING
120 END
OFF"
catalog query
CATalog
7-5