User Manual

Digital Oscilloscopes Series
44
STATUS
DDR?
Query
DESCRIPTION
The DDR? Query reads and clears the contents of
the Device Dependent or device specific error
Register (DDR). In the case of a hardware failure,
the DDR register specifies the origin of the failure.
QUERY SYNTAX
DDR?
RESPONSE FORMAT
DDR <value>
<value> : = 0 to 65535
EXAMPLE
The following instruction reads the contents of
the DDR register:
Command message:
DDR?
Response message:
DDR 0
RELATED COMMANDS
ALL_STATUS? ,*CLS