VNA Master™Programming Manual : All Mode Commands : :MMEMory Subsystem
 
:MMEMory Subsystem
The Mass MEMory subsystem contains functions that provide access to the instrument setup and data storage.
:MMEMory Subsystem 
Keyword
Parameter Form
Parameter Data or Units
Notes
:MMEMory
 
 
 
:MSIS?
 
 
:MSIS
 
 
:STORe
 
 
 
Transfer Data
:MMEMory:DATA?
Description
Transfers the data stored in the given file from the instrument to the controlling program. Data is transferred in the form of <header><block>. The ASCII <header> specifies the number of data bytes. It appears as #AX, where A is the number of digits in X, and X is the number of bytes in <block>.
<filename> should be enclosed in either single quotes (‘ ’) or double quotes (“ ”) and should contain a file extension (.jpg, for example). The file must not be larger than 524288 bytes. Use the command :MMEMory:MSIS to set the current storage location.
Syntax
:MMEMory:DATA? <filename>
Cmd Parameter
NA (query only)
Query Response
<string> <filename>
Related Command:
:MMEMory:MSIS INTernal|USB
Front Panel Access
NA
 
Delete Data/Location
:MMEMory:DELete
Description
Removes a file specified by <filename> from the current mass storage device. <filename> should be enclosed in either single quotes (‘ ’) or double quotes (“ ”) and it must include the file extension. Use the command MMEMory:MSIS to set the current file location.
Syntax
:MMEMory:DELete <filename>
Cmd Parameter
<string> <filename>
Query Response
NA (no query)
Front Panel Access
Shift‑7 (File), Delete, Select or De‑Select, Delete
Show Directory
MMEM:DIR?
Description
This command returns the non-recursive contents of the directory specified as the parameter. The parameter is case sensitive and must be enclosed in either single quotes (‘ ’) or double quotes (“ ”). Use “/” as a directory separator. For the internal memory, the parameter must start with "Internal".
The response is formatted as follows:
<file entry><sp>\r\n<file entry>
Where <file entry> is either:
<file name><sp><file type><sp><timestamp><sp> <file size>
Or <file entry> is:
<directory name><sp><file type><sp><timestamp>
<sp> should be a single space.
<timestamp> is the number of seconds since Jan 1 1970.
Parameter
<directory>
Parameter Type
<string>
Front Panel Access
Shift‑7 (File)