SYSTem Subsystem 12
N1911A/1912A P-Series Power Meters Programming Guide 523
SYSTem:HELP:HEADers?
This query returns a list of all SCPI commands supported by the
instrument.
Data is returned in IEEE 488.2 arbitrary block program data format as
shown in Figure 12- 21 below.
Figure 12-21IEEE 488.2 Arbitrary Block Program Data Format
Each point in the trace is represented as an IEEE 754 32 bit floating
point number, made up of four bytes in the data block. The MS byte is
transmitted first. Each complete block is terminated by a line feed.
Commands are listed in alphabetical order.
Syntax
#xyyy..yddd................ddd<LF>
The number of y digits
Signifies the start of the block
The number of data bytes (d)
contained in the block.
Data bytes
Line feed character
signifies the end of the block
Example: if there are 12435 data bytes, y = 12435 and x = 5