Agilent Technologies InfiniiVision 6000 Series Manual de Serviço descarregar pdf (Página 859)

100

101

Programming Examples 12

Agilent InfiniiVision 6000 Series Oscilloscopes Programmer's Guide 859

* The commands in the extras function are shown for reference

* purposes only.

/* extra(); */ /* <-- Uncomment to execute the extra function */

capture();

analyze();

/* Close session */

viClose(vi);

viClose(defaultRM);

printf ("Program execution is complete...\n");

}

* initialize

* ------------------------------------------------------------------

* This function initializes both the interface and the oscilloscope

* to a known state.

void initialize (void)

{

/* RESET - This command puts the oscilloscope in a known state.

* Without this command, the oscilloscope settings are unknown.

* This command is very important for program control.

* Many of the following initialization commands are initialized

* by this command. It is not necessary to reinitialize them

* unless you want to change the default setting.

viPrintf(vi, "*RST\n");

/* Write the *IDN? string and send an EOI indicator, then read

* the response into buf.

viQueryf(vi, "*IDN?\n", "%t", buf);

printf("%s\n", buf);

/* AUTOSCALE - This command evaluates all the input signals and

* sets the correct conditions to display all of the active signals.

viPrintf(vi, ":AUTOSCALE\n");

/* CHANNEL_PROBE - Sets the probe attenuation factor for the

* selected channel. The probe attenuation factor may be from

* 0.1 to 1000.

viPrintf(vi, ":CHAN1:PROBE 10\n");

/* CHANNEL_RANGE - Sets the full scale vertical range in volts.

* The range value is eight times the volts per division.

viPrintf(vi, ":CHANNEL1:RANGE 8\n");

/* TIME_RANGE - Sets the full scale horizontal time in seconds.

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