64
Subject to change without notice
General commands
General commands
(memory card commands excepted)
Initialization
CLR Initialization of the HM8131-2. Stored arbitrary
functions will remain untouched.
RST Same as before except that any stored arbitrary
functions will be erased and replaced by those
from the factory.
General commands
STA? Reading the instrument confi guration
VER? Reading the software version
SNR? Reading the serial number
ID? Reading the instrument ID (short version)
*IDN? Same, long version
TRG Generation of a trigger pulse
STO:x Store instrument status (0 .. 9)
RCL.x Recall instrument status (0 .. 9)
Bus commands
LK0 Erase “local lockout“
LK1 Activate “local lockout“
RM0 Reset to manual operation
RM1 Set to remote control
OT0 Switch off output
OT1 Switch on output
RFX Activate external reference frequency
RFI Activate internal reference frequency
BPO Turn off beep
BPS Turn on beep medium
BPL Turn on beep loud
Signal function
SIN Sine
SQR Square wave
TRI Trinagle
RMP Rising ramp
RMN Falling ramp
ARB4 Arbitrary signal 4k
ARB16 Same 16k
PINK Pink noise
NOISE White noise
Signalparameter
FRQ? Read frequency
FRQ.xxx Programming a frequency
DFR Switch display to frequency
VPP Voltage display in Vpp
VRMS Voltage display in Vrms
AMP7 Read actual amplitude
AMP.xxx Programming an amplitude
DAM Switch display to amplitude
OFS? Read offset
OFS.xxx Programming an offset
DOF Display offset
PHA? Read phase
PHA.xxx Programming of a phase
Typs of running modes
CTM Continuous mode = free running
TRM Trigger mode
TRM+ Triggering on positive slope
TRM– Same on negative slope
GTM Gated mode
GTM+ Gated mode on High level
GTM– Same on Low level
TRP+ Triggering on High level
TRP– Same on Low level
Sweepmode
SW0 Turn off sweep mode
SW1 Turn on sweep mode
LIN Linear sweep
LOG Logarithmic sweep
STT? Read start frequency
STP? Read stop frequency
SWT? Read sweep time
STT.xxx Programming of start frequency
STP.xxx Programming of stop frequency
SWT.xxx Programming of sweep time
DST Display start frequency
DSP Display stop frequency
DSW Display sweep time
Types of modulation
AM0 No amplitude modulation
AM1 Internal AM
AMX External AM
AMT? Read modulation depth
AMI.xxx Programming of modulation depth with internal
AM
AMX.xxx Programming of modulation depth with external
AM
AMT.xxx Display modulation depth
FSK1 Activate FSK
FSK0 Deactivate FSK
FK0? Read carrier frequency
FK1? Read hop frequency
FK0.xxx Programming of carrier frequency
FK1.xxx Programming of hop frequency
PSK0 Deactivate PSK
PSK1 Activate PSK
PH0? Read phase 0
PH1? Read phase 1
PH0.xxx Programming of phase 0
PH1.xxx Programming of phase 1
Arbitrary mode
ARC4 Initialize 4 K word function, reset value and
address counter
ARC16 Initialize 16 K word function, reset value and
address counter
ARE Stop loading procedure, calculate intermediate
values
ARP4.:.xxxx=yyyy
4 K word function: write point coordinates to X
and Y.
ARP16:xxxx=yyyy
16 K word function: write point coordinates to X
and Y
ARP4:yyyy=?
4 K word function: read Y coordinate
ARP16:yyyy=?
16 K word function: read Y coordinate
Instrument status
The command “STA?“ will cause the instrument to transmit the
following data via the interface:
OT1 RFI SW0 SIN AM0 SK0 CTM VPP
The data fi elds may contain the following data:
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