HP ESA-E Series - Page 107

Chapter 3 3-43
Programming Examples
Creating a Limit Line
exit(0);
}
/*Clear the analyzer*/
viClear(viESA);
/*Reset the analyzer*/
viPrintf(viESA,"*RST\n");
/* Check for the analyzer model number and route the
50 MHz signal accordingly*/
Route50MHzSignal();
/*Display the program heading */
printf("\n\t\t Limit Lines Program \n\n" );
/*Turn on Frequency Mode*/
viPrintf(viESA,"CALC:LLINE1:CONT:DOM FREQ\n");
/*Delete any current limit line and define the upper
limit line to have the following frequency/amplitude pairs*/
viPrintf(viESA,"CALC:LLINE1:TYPE UPP\n");
/* Turn on display*/
viPrintf(viESA,"CALC:LLINE1:DISP ON\n");
/*Send the upper limit line data*/
viPrintf(viESA,"CALC:LLINE1:DATA 40E06,-50,1,
45E06,-20,1, 50E06,-15,1, 55E06,-20,1, 60E06,-50,1\n");
/* Turn on display*/
viPrintf(viESA,"CALC:LLINE1:DISP ON\n");
/*Delete any current limit line and define the lower
limit line to have the following frequency/amplitude pairs*/
viPrintf(viESA,"CALC:LLINE2:TYPE LOW\n");
/*Send the lower limit line data*/
viPrintf(viESA,"CALC:LLINE2:DATA
40E06,-100,1,49.99E06,-100,1,50E06,-30,1,50.01E06,-100,1,60E
06,-100,1\n");
/* Turn on display*/
viPrintf(viESA,"CALC:LLINE2:DISP ON\n");
/*Turn the limit line test function on.*/
viPrintf(viESA,"CALC:LLINE2:STAT ON\n");