14 IEEE-488.2 Command Reference
336 U8480 Series Programming Guide
*ESR?
The *ESR? query returns the contents of the Standard Event Status Register and
then clears it. The format of the return is <NR1> in the range of 0 to 255.
Table 14-2 shows the contents of this register.
Table 14-2 *ESR? mapping
Syntax
Bit Weight Meaning
0 1 Operation Complete
1 2 Request Control (not used)
24 Query Error
3 8 Device-Dependent Error
4 16 Execution Error
5 32 Command Error
6 64 User Request
7 128 Power On
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