Chapter 3 Programming Your Universal Counter for Remote Operation
Status Reporting
3-24 Programming Guide
Standard Event Status Register Group
Figure 3-8. Standard Event Status Reporting
Standard Event Status Register
The Standard Event Status Register contains bits that monitor specific IEEE
488.2-defined events as shown in Figure 3-8.
Use *ESR? to read this register.
Use *ESR? or *CLS to clear this register.
Table 3-5 lists the Standard Event Status Register bits and briefly describes each
bit.
Table 3-5. Standard Event Status Register
BIT WEIGH
T
SYMBOL DESCRIPTION
0 1 OPC Operation Complete
1 (RQC) Not used because this instrument cannot
request permission to become active
IEEE 488.1 controller-in-charge.
2 4 QYE Query Error
3 8 DDE Device-Specific Error
4 16 EXE Execution Error
5 32 CME Command Error
6 (URQ) Not used because this instrument does not
define any local controls as “User Request”
controls.
7 128 PON Power On
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