User`s manual

Agilent E1330B Digital I/O Module Command Reference 91
Chapter 5
DIGital:TRACe[:DATA]?
[SOURce:]DIGital:TRACe[:DATA]? <name> reads a block of data from a
previously defined user memory block.
Parameters
Comments • name must have been previously defined by a DIGital:TRACe:DEFine
command.
• The maximum length for name is 12 characters.
Example DIG:TRACe? first_block reads data from a block named first_block. If the
previous command example is sent, this command will return the string
#210ABCDEFGHIJ.
DIGital:TRACe:DEFine
[SOURce:]DIGital:TRACe:DEFine <name>,<size>,[<fill>] defines a block of data
as a user memory block, names the block for future reference, and fills the block with
the last parameter. If the last parameter is absent, the block is filled with zeros.
Parameters
Comments
• The firmware can handle blocks with a total memory space of up to 12 Mbytes
of memory space. The actual amount available depends on the memory
installed.
• If the MEMory:VME:STATe ON command has been used, this command will
create blocks in the external add-on memory.
If the
MEMory:VME:STATe OFF command has been used, this command will
create blocks in the system memory.
Example DIG:TRAC:DEF first_block, 256 defines a 256 byte user memory block named
first_block and fills each byte with a zero.
Parameter Name Parameter Type Range of Values Default
<
name>
String Name of user memory block
(maximum 12 characters)
None
Parameter Name Parameter Type Range of Values Default
<
name>
String Name of user memory block
(maximum 12 characters)
None
<
size>
Numeric Up to 12 Mbytes (depending
on memory installed)
None
<
fill>
Numeric 0–255 0