9.7 Message Reference
126
Write and Read the Service Request Enable Register (SRER)
Syntax
Command
SRE <0 to 255 (NR1)>
Query
Response
SRE?
<0 to 255 (NR1)>
Description
Command The SRER mask is set to the numerical value 0 to 255.
Although NRf numerical values are accepted, values to the right of the decimal are
rounded to the nearest integer.
Bit 6 and unused bits 2, 3 and 7 are ignored.
The data is initialized to zero at power-on.
Query The contents of the SRER, as set by the
SRE command, are returned as an NR1
value (0 to 255). Bit 6 and unused bits 2, 3 and 7 always return as zero.
Example
SRE 33
Set SRER bits 0 and 5 to 1.
SRE?
33
SRER bits 0 and 5 have been set to 1.
128 64 32 16 8 4 2 1
bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0
unused 0 ESB MAV unused unused ESE1 ESE0
Read the Status Byte and MSS Bit
Syntax
Query
Response
STB?
<0 to 255 (NR1)>
Description
The contents of the STB are returned as an NR1 value (0 to 255).
The response message has no header.
Example
STB?
16
STB bit 4 has been set to 1.
128 64 32 16 8 4 2 1
bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0
unused MSS ESB MAV unused unused ESE1 ESE0
Request a Sample
Syntax
Command
TRG
Description
Performs one measurement when external triggering is enabled.
When Statistical Calculation is ON, imports calculation data.
When the memory function is enabled, the measured value is stored.
Example
:TRIGger:SOURce EXTernal;TRG
Note
When an error occurs with the Settings Monitor function enabled, triggering is disabled (p. 53).
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