Xantrex Technology XG 850 manual Summary of Standard Event Status Register

Remote Operation

Figure 5-18 summarizes the Standard Event Status Register.

Standard Event

Status Register

(SESR)

Operation Complete 0

Not Used 1

Query Error 2 Device Dependent Error 3

...

Execution Error 4

Command Error 5

Not Used 6

Power On 7

SESR

Summary

Bit

+

Status Byte

Register

Not Used 0

Not Used 1

Error/Event Queue Status Flag 2

QUEStionable Status Summary Bit 3

Not Used 4

5

6

OPERation Status Summary Bit 7

MSS

Summary

Bit

+

Figure 5-18		Summary of Standard Event Status Register
Table 5-10		Standard Event Status Register
Bit	Bit Weight		Bit Name	Description
0	1		Operation Complete	Set if *OPC command has been received and all
			(OPC)	pending operations have been completed.
1	2		Request Control (RQC)	Not implemented. Always set to 0.
2	4		Query Error (QYE)	Not implemented.
3	8		Device Dependent Error	Set if there is a device-specific error.
			(DDE)	See “Device-Specific Error List” on page B–5
				for a list possible error codes and descriptions.
4	16		Execution Error (EXE)	Set if a program data element, following a header,
				was evaluated by the power supply as outside of its
				legal input range, or is otherwise inconsistent with
				the power supply’s capabilities. Suggests that a
				valid program message could not be properly
				executed due to some power supply condition.
				See “Execution Error List” on page B–4 for a list of
				possible error codes and descriptions.

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