39
The second example uses Windows HyperTerminal, Plot mode is set to outline “WVPM2”, plot mode is
read to confirm the command “RVPM” and the response to the request is displayed “VPM2”:
S = Spectrum analysis
Function
Read/Write
Command category
Type of command
Parameter
Example
Response
CENT FREQ SET
W
S
CF
Min - Max
WSCF10.7 [CR]
+ or ?
CENT FREQ READ
R
S
CF
N/A
RSCF [CR]
SCF84.3 +
SPAN SET
W
S
SP
Min - Max
WSSP1000 [CR]
+ or ?
SPAN READ
R
S
SP
N/A
RSSP [CR]
S
RBW SET
W
S
BW
1=5kHz
2=30kHz
WSBW2 [CR]
+ or ?
RBW READ
R
S
BW
N/A
RSBW [CR] SBW2 +
GAIN SET
W
S
GN
1-LOW
2=HIGH
WSGN2 [CR]
+ or ?
GAIN READ
R
S
GN
N/A
RSGN [CR]
SGN2 +
SET CURSOR
W
S
CM
1=MKR
2=PEAK
3=CPEAK
WSCM1 [CR]
+ or ?
READ CURSOR
R
S
CM
N/A
RSCM [CR]
SCM1 +
DATA MODE SET
W
S
DM
1=NORMAL
2=AVR
3=MAX
WSDM1 [CR]
+ or ?
DATA MODE READ
R
S
DM
N/A
RSDM [CR]
SDM1 +
AVR SAMPLE SET
W
S
AV
2 - 32
WSAV16 [CR]
+ or ?
AVR SAMPLE READ R
S
AV
N/A
RSAV [CR]
SAV16 +
RSCF
SCF84.30000
WVPM2
RVPM
VPM2
Section 7
