Rigol DP2000 Series Programming Guide

• The reset command ( *RST ) or device clear command cannot clear event
registers.
Return Format
None.
4.3.2 *ESR?
Syntax
*ESR?
Description
Queries the event register of the Standard Event register and clears all bits in the
register.
Parameter
None.
Remarks
• Executes this command and the query returns a decimal value (corresponding to
the binary-weighted sum of all bits set in the register) and clear the status of the
register. For definitions of the bits in the Standard Event register and the decimal
values corresponding to their binary weights, please refer to Definitions of the
bits in the standard event register and the decimal values corresponding to their
binary weights, .
For example, if query error and execution error currently occur in the instrument,
the bit2 (query error bit) and bit4 (execution error bit) in the event register of the
Standard Event register are set and this command returns 20 (according to
2
2
+2
4
=20).
• The bits in the event register of the Standard Event register are latched and
reading the register will clear it. You can also send
*CLS to clear the register.
Return Format
The query returns a decimal value, which corresponds to the binary-weighted sum of
the bits set in the event register of the Standard Event register. For example, the query
may return 20.
Command System
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Rigol DP2000 Series Specifications

General

Brand	Rigol
Model	DP2000 Series
Category	Power Supply
Language	English