Sr865A Status Bytes - Stanford Research Systems SR865A Operation Manual

SR865A Status Bytes

Serial Poll Status Byte
bit
0
1
2
3
4
5
6
7
Standard Event Status Byte
bit
0
1
2
3
4
5
6
7
LIA Status Word
bit
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
name usage
unused
unused
ERR An enabled bit in the error status byte has been set
LIA An enabled bit in the LIA status byte has been set
MAV The interface output buffer is non-empty
ESB An enabled bit in the standard status byte has been set
SRQ SRQ (service request) has occurred
unused
name usage
OPC Operation complete
INP Input queue overflow
unused
QRY Output queue overflow
EXE A command cannot execute correctly or a parameter is out of range
CMD An illegal command is received
URQ Set by any user front panel action
PON Set by power-on
name usage
CH1OV CH1 output overload
CH2OV CH2 output overload
unused
UNLK External reference or Chop unlock detected
RANGE Input range overload detected
SYNCF Sync filter frequency out of range
SYNCOV Sync filter overload
TRIG Set when data storage is triggered
DAT1OV Data Channel 1 output overload
DAT2OV Data Channel 2 output overload
DAT3OV Data Channel 3 output overload
DAT4OV Data Channel 4 output overload
DCAPFIN Display capture to USB stick completed
SCNST Scan started
SCNFIN Scan completed
Commands
SR865A DSP Lock-in Amplifier
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