User manual

GMC-I Messtechnik GmbH 87
8.3 Query Command for Status and Events Management
1)
When using the RS232 interfaces without the IEEE488 interface, value 1 is generally returned as a response.
2)
When using the RS232 interface without the IEEE488 interface, the invalid value 127 is generally returned as a response.
Read out via interface
Response string for remote operation
(example):
Resp.
string
length
Expla-
nation in
chapter
on page
RS 232C IEEE 488
Query Status and Event Registers
CRA? Condition register A query X X 002 3
p. 64
D7: SEQB Status message: sequence function active (run, hold)
D6: TRGA Signal at analog interface trigger input
D5: OTPA Overtemperature
D4: OVPA Overvoltage protection triggered
D3: 0
D2: OL Overload
D1: CCR Output in current regulating mode
D0: CVR Output in voltage regulating mode
ERA? Device dependent event register A query X X 032 3
p. 60
D7: SEQI Sequence function completed (inactive) (ready)
D6: OTPI Ready for operation message after OTPA
D5: OTPA Overtemperature message
D4: OVPA Overvoltage protection triggered
D3: OCPA OCP function triggered:
D2: OL Overload has occurred
D1: CCR Current regulation has occurred
D0: CVR Voltage regulation has occurred
ERAE? Device dependent event register A enable query X X 032 3
p. 60
ERB? Device dependent event register B query X X 128 3
p. 60
D7: TPE Self-test error or phase failure
D6: TRGA Signal at analog interface trigger input
D5: SEQE SEQUENCE function error message
D4: OUTE Error message after OUTPUT ON, disabling
via trigger input at analog interface
D3: DDTE Define device trigger function error message
D2: LIME Limit error; ULIM < USET or ILIM < ISET
D1: 0
D0: 0
ERBE? Device dependent event register B enable query X X 128 3
p. 60
*ESE? Standard event status enable query X X 032 3
p. 60
*ESR? Standard event status register query X X 144 3
p. 60
D7: PON Power On
D6: 0 (URQ user request)
D5: CME Command Error
D4: EXE Execution Error
D3: DDE Device Dependent Error
D2: QYE Query Error
D1: 0 (RQC request control)
D0: OPC Operation complete
*IST? Individual status query X
1)
X0 1
p. 61
*OPC? Operation complete query X X 1 1
p. 61
*PRE? Parallel poll enable register enable query X X 012 3
p. 60
*PSC? Power-on status clear query X X 0 1
p. 62
*SRE? Status request enable query X X 012 3
p. 60
*STB? Read status byte query X
2)
X034 3
p. 63
D7: 0
D6: RQS MSS
D5: ESR Standard event register
D4: MAV Message Available
D3: ERA Event register A
D2: ERB Event register B
D1: 0
D0: 0