Status:preset, Comments, Usage – VXI VT1422A User Manual
Page 388: The questionable data group

386 VT1422A Command Reference
STATus
STATus:PRESet
STATus:PRESet
sets the Operation Status Enable and Questionable Data Enable
registers to 0. After executing this command, none of the events in the Operation
Event or Questionable Event registers will be reported as a summary bit in either the
Status Byte Group or Standard Event Status Group. STATus:PRESet does not clear
either of the Event registers.
Comments
•
Related Commands: *STB?, SPOLL, STAT:OPER:ENABLE,
STAT:OPER:ENABLE?, STAT:QUES:ENABLE, STAT:QUES:ENABLE?
•
*RST Condition: No change
•
Send with VXIplug&play Function: hpe1422_cmd(...)
Usage
STAT:PRESET
Clear both of the Enable registers
The Questionable Data Group
The Questionable Data Group indicates when errors are causing lost or questionable
data. The bit assignments are:
Bit #
dec value
hex value
Bit Name
Description
0-7
Not used
8
256
0100
16
Calibration Lost
At *RST or Power-on Control Processor has found a
checksum error in the Calibration Constants. Read
error(s) with SYST:ERR? and re-calibrate area(s) that
lost constants.
9
512
0200
16
Trigger Too Fast
Scan not complete when another trigger event
received.
10
1024
0400
16
FIFO Overflowed
Attempt to store more than 65,024 readings in FIFO.
11
2048
0800
16
Over voltage Detected
on Input
If the input protection jumper has not been cut, the input
relays have been opened and *RST is required to reset
the module. Overvoltage will also generate an error.
12
4096
1000
16
VME Memory
Overflow
The number of readings taken exceeds VME memory
space.
13
8192
2000
16
Setup Changed
Channel Calibration in doubt because SCP setup may
have changed since last *CAL? or CAL:SETup
command. (*RST always sets this bit).
14-15
Not used