HP 132A, 53131A manual Standard Event Status Register Group

Chapter 3 Programming Your Universal Counter for Remote Operation

Status Reporting

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	SYMBOL	DESCRIPTION
	T
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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