Cls Command - Racal Instruments 1256E Manual

1256E User Manual

*CLS Command

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*CLS Clear status
*ESE Set the Standard Event Status Enable register
*ESE? Read the Standard Event Status Enable register
*ESR? Read the Standard Event Status register
*SRE Set the Service Request Enable register
*SRE? Read the Service Request Enable register
*STB? Read the status byte
*SPE Serial Poll Enable
These common commands are described below.
The *CLS command clears the SCPI and IEEE-488.2 defined
status event registers. These include:
• The Standard Event Status Register is cleared to 0. This
register is read using the *ESR? query.
• The Standard Event Status Enable Register is cleared to 0.
This register is set using the *ESE command, and read
using the *ESE? query.
• The Service Request Enable Register is cleared to 0. This
register is set using the *SRE command, and read using the
*SRE? query.
• The Operation Status Enable Register is cleared to 0. This
register is set using the STATUS:OPERATION:ENABLE
command. This register can also be read using the
STATUS:OPERATION:ENABLE? query.
• The Operation Status Event Register is cleared to 0 This
register is read using the STATUS:OPERATION:EVENT?
query.
• The Questionable Status Enable Register is cleared to 0. To
set this register, the STATUS:QUESTIONABLE:ENABLE
command is issued. To read this register, the query
STATUS:QUESTIONABLE:ENABLE? indicates whether this
feature is enabled.
SCPI Command Basics 5-13