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R&S FSQ Signal Analyzer - Rohde & Schwarz

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R&S <strong>FSQ</strong> Remote Control – Description of Commands<br />

6.14 MMEMory Subsystem<br />

MMEMory Subsystem<br />

The MMEMory (mass memory) subsystem provides commands which allow for access to the storage<br />

media of the instrument and for storing and loading various instrument settings.<br />

The various drives can be addressed via the "mass storage unit specifier" using the conventional<br />

DOS syntax. The internal hard disk is addressed by "D:", the flash disk by "F:".<br />

The file names are indicated as string parameters with the commands being enclosed in<br />

quotation marks. They also comply with DOS conventions.<br />

DOS file names consist of max. 8 ASCII characters and an extension of up to three characters separated<br />

from the file name by a dot "." Both, the dot and the extension are optional. The dot is not part of the file<br />

name. DOS file names do not distinguish between uppercase and lowercase notation. All letters and digits<br />

are permitted as well as the special characters "_", "^", "$", "~", "!", "#", "%", "&", "-", "{", "}", "(", ")", "@"<br />

and "`". Reserved file names are CLOCK$, CON, AUX, COM1 to COM4, LPT1 to LPT3, NUL and PRN.<br />

The two characters "*" and "?" have the function of so-called "wildcards", i.e., they are variables for<br />

selection of several files. The question mark "?" replaces exactly one character, the asterisk means any<br />

of the remaining characters in the file name. "*.*" thus means all files in a directory.<br />

MMEMory:CATalog:LONG? <br />

This command queries the directories and files in the given path.<br />

Parameter: ::= DOS path<br />

Example: "MMEM:CAT:LONG? 'D:\USER\DATA'"<br />

'queries the contents of directory D:\USER\DATA<br />

Return value: ,,<br />

",,",<br />

",,", …<br />

Characteristics: *RST value: -<br />

SCPI: conform<br />

Mode: A<br />

For reasons of compatibility with the FSE instruments, addressing the hard disk by<br />

"C:" is also accepted. Since hard disk "C:" is reserved for instrument software, all<br />

read and write operations are rerouted to hard disk "D:" in normal operation (service<br />

level 0).<br />

with<br />

: name of file or directory<br />

: DIR (directory), ASCii (ASCII file), BINary (binary file) and STATe (file<br />

with device settings)<br />

: size of file, 0 for directories<br />

6.132 Operating Manual 1313.9681.12 - 01

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