RIGOL 2 Command System
2-92 MSO2000A/DS2000A Programming Guide
:DISPlay:MPERsistence
Syntax
:DISPlay:MPERsistence <time>
:DISPlay:MPERsistence?
Description
Set or query the menu display time and the unit is s.
Parameter
Name Type Range Default
<time> Discrete {1|2|5|10|20|INFinite} INFinite
Return Format
The query returns the menu display time set.
:DISPlay:DATA?
Syntax
:DISPlay:DATA?
Description
Read the bitmap data stream of the image currently displayed.
Explanation
The command is sent from the PC to the instrument through the VISA interface. The instrument responds
to the command and directly returns the bitmap data stream of the image currently displayed to the
buffer area of the PC.
Return Format
Th format of the bitmap data stream:
Component TMC Blockheader BMP Data
Size (length) N
+2 800*480*3+54=1152054
Example #9001152054 BM...
Explanation
TMC Blockheader ::= #NX…X is used to describe the
length of the data stream. Wherein, # is the start
denoter of the data stream; N is less than or equal to 9
and the N figures following it denotes the length of the
data stream in bytes. For example, #9001152054;
wherein, N is 9 and 001152054 denotes that the data
stream contains 1152054 bytes of effective data.
Specific bitmap data.
Note
[1]
: N is the width used to describe the data length in the TMC header. For example, #9001152054.