Agilent Technologies A.18.00 用户手册

S:\agilent\8920\8920b\PRGGUIDE\BOOK\CHAPTERS\guidelin.fb

Chapter 3, GPIB Command Guidelines

380 ! Read the oscilloscope trace into array Trace(*)

390 ! CRT is (X,Y)=(0,0) in lower left corner 

400 !to (399,179) upper right.

410 ! (Each pixel is about 0.02 mm wide by 0.03 mm tall, not square.)

420 ! Scale vertically for 0 kHz dev center-screen and +4 kHz dev top

430 ! of screen.  Leave the next three lines for external control, or

440 ! comment them out for IBASIC (Test Set stand-alone) control.

450 !

460 PLOTTER IS CRT,"98627A" 

470 !Your display may have a different specifier.

480 GRAPHICS ON!Enable graphics to plot the waveform.

490 WINDOW 0,399,0,179

500 !

510 PEN 1 !Turn on drawing pen

520 MOVE 0,89.5+Trace(0)/4000*89.5

530 FOR I=1 TO 416

540 DRAW I/416*399,89.5+Trace(I)/4000*89.5

550 NEXT I

560 END