2 – 2
Remote Operation
2.1
Index of Common Commands
symbol
definition
i
,
j
Integers
c
Channel number, 1-4
s
Single ASCII character
b
Hexadecimal formatted byte(s)
(
?
)
Required for queries; illegal for set commands
var
Parameter always required
{
var
}
Required parameter for set commands; illegal for queries
[
var
]
Optional parameter for both set and query forms
IEEE-488 Commands
*CLS
2 – 8 Clear Status
*ESE(?)
{
i
}
2 – 8 Standard Event Status Enable
*ESR?
2 – 8 Standard Event Status Register
*IDN?
2 – 9 Identify
*OPC(?)
2 – 9 Operation Complete
*PSC(?)
{
i
}
2 – 9 Power-on Status Clear
*RCL
i
2 – 9 Recall Instrument Settings
*RST
2 – 10 Reset the Instrument
*SAV
i
2 – 10 Recall Instrument Settings
*SRE(?)
{
i
}
2 – 10 Service Request Enable
*STB?
2 – 11 Status Byte
*WAI
2 – 11 Wait for Command Execution
Status Reporting Commands
LERR?
2 – 12 Last Error
FLTS?
2 – 12 Fault Status
Instrument Control Commands
ASRT(?) [
c
{
,
}
]
{
i
}
2 – 13 Assertion State
AUXC(?)
{
i,c
}
2 – 13 Auxiliary I
/
O Configuration
AUXI(?)
{
i
}
2 – 14 Auxiliary I
/
O State
CHOP(?)
c
{
,i
}
2 – 14 Alignment Mode
DISP(?)
{
i
}
2 – 14 Display On
/
O
ff
ENAB(?)
c
{
,i
}
2 – 14 Enable Shutter
FSET
i
2 – 15 Force Global Set
/
Reset of All Shutters
GSET
i
2 – 15 Global Set
/
Reset of All Shutters
MODE(?)
c
{
,i
}
2 – 15 Shutter Mode
MODL?
c
2 – 15 Shutter Model
MUTE(?)
{
i
}
2 – 15 Mute Alarm
POLR?
c
2 – 15 Shutter Polarity
RATE?
c
2 – 16 Maximum Rate
SR474 Four Channel Shutter Driver
