GW Instek GSP-827 Programming Manual User Manual

Page 12

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Copyright 2003 GOODWILL INSTRUMENT CO., LTD.

CONtrol TRIGger MODE?

300

Query trigger mode

CON:TRIG:MODE?

Free

CONtrol TRIGger SINGLE

200

Set the trigger mode to single mode

CON:TRIG:SINGLE

OK

CONtrol TRIGger MAN

200

CON:TRIG:MAN

OK

CONtrol TRIGger LEVEL <value>

200

Assign trigger level

Any level within the display. For example, the
display range is –100 to –20dBm, it is the range
of TG reference level.

CON:TRIG:LEVEL^ -40^dBm

OK

CONtrol TRIGger LEVEL?

100

Query the Trigger level

CON:TRIG:LEVEL?

-40.0 dBm

CONtrol TRIGger FREQ <value>

<unit>

100

Assign the trigger frequency. The
default is center frequency

Any frequency within the span.

CON:TRIG:FREQ^100^MHz

OK

CONtrol TRIGger FREQ?

100

Query the trigger frequency

CON:TRIG:FREQ?

100 MHz

CONtrol TRIGger DELAY <value>

100

Assign the trigger delay

CON:TRIG:DELAY^100 usec

OK

CONtrol TRIGger DELAY?

400

Query the trigger delay

CONtrol:TRIGger:DELAY?

100 usec

CONtrol TRIGger EXT

100

Set the trigger source to external

CONtrol:TRIGger:EXT

OK

CONtrol DISPlay?

400

Query the display status (split
upper/split lower/full)

CON:DISP?

Split upper

CONtrol DISPlay SPLIT

200

Set the display to split mode

CON:DISP:SPLIT

OK

CONtrol DISPlay FULL

100

Set the display to full mode.

CON:DISP:FULL

OK

CONtrol DISPlay UPPER

200

Set the upper display(in split mode)
on.

CON:DISP:UPPER

OK

CONtrol DISPlay LOWER

200

Set the lower display(in split mode)
on.

CON:DISP:LOWER

OK

CONtrol EXTREF FREQ <index>

100

Assign the frequency of external
reference.

1=1MHz, 2=1.544MHz, 3=2.048MHz, 4=5MHz,
5=10MHz, 6=10.24MHz, 7=13MHz, 8=15.36MHz,
9=15.4MHz, 10=19.2MHz

CON:EXTREF:FREQ^5

OK

CONtrol EXTREF FREQ?

300

Query the frequency of external
frequency

CON:EXTREF:FREQ?

10 MHz

CONtrol BATTery?

300

Query the status (on/off) of battery

CON:BATT?

Battery option not installed

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