R3131 Spectrum Analyzer Operation Manual
4.1 GP1B Remote Programming
4.1.10 Basic Programming
N88BASIC is used in PC9801 series and HP-BASIC is used in HP200 and 300 series.
(1) Sample Programs for PC9801 series (GPIB address = 8).
Example PC-1: Master reset the device and set center frequency to 30 MHz.
10 ISET IFC:ISET REN
20 PRINT @8;"IP"
30 PRINT @8;"CF30MHZ"
40 STOP
50 END
' Execute interface clear and remote enable.
' Execute interface master reset.
• Set center frequency to 30 MHz
Example PC-2: Set reference level to 87 dBmV, 5 dB/div and RBW to 100 kHz.
10 ISET IFC:ISET REN
20 PRINT @8;"UU RL87DB"
30 PRINT @8;"DD5DB"
40 PRINT @8;"RB100KZ"
50 STOP
60 END
' Set REF level to 87 d131.tV
' Set 5 dB/div
' Set RBW to 100 kHz
Example PC-3: Assign numeric value to variable.
10 ISET IFC:ISET REN
20 SPA=8:A=10:B=2:C=20 ' Assign a set value to each variable.
30 PRINT @SPA;"CF',A,"MZ" Set center frequency to 10 MHz
40 PRINT @SPA;"SP",B,"MZ" ' Set frequency span to 2 MHz
50 PRINT @SPA;"AT",C,"DB" ' Set NM' to 20 dB.
60 STOP
70 END
Example PC-4: Save set data to or recall it from register 5.
10 ISET IFC:ISET REN
20 TITLEWR3131 SPECTRUM ANALYZER"
30 PRINT @8;"CF3OMZ SP1MZ DTP"
40 PRINT @8;"LON/" +TITLE$ +"I"
50 PRINT @8;"SV5"
60 PRINT @8;"CF1GZ SP200MZ"
70 PRINT @8;"RC5"
80 STOP
90 END
Define a label.
Set each data.
Label ON
Save values in register 5.
Change center frequency and
frequency span.
Recall values from register 5.
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