HP 7475a Operation And Interconnection Manual page 68

3. Connect the plotter to the computer. The following illustration
shows an Apple Macintosh Computer. Be sure you use the correct
cable for your computer.
Apple III
power cord
Testing Communication with BASIC
To test the computer/plotter interface, turn
plotter, load pens and paper, then enter and run the following BASIC
(Macintosh BASIC 2.0 or higher) program. (If you need help entering
runn
and i ng the program, refer to your computer documentation.)
10 OPEN "COMl: 9600, N , 8 , l , RS , CS65535 ,DS,CO" AS U
20 PRINT tU , " I N ; O I ; H
30 INPUT nI , 10$
40 PRINT n I , "SPl; PA500 , 500 ; "
50 PRINT nI , " LS " +IO$+" PLOTTER OK" +CHR$ ( 3 )
60 PRINT n I , " P A 0 , 0 ; S P 0 "
70 END
Your plotter selects pen #1 and prints 7475A PLOTTE R OK.
are
NOTE: If you
Macintosh computer with the plotter. Check with your computer or
plotter dealer for available drivers. (Some packages may require the
baud rate or configuration to be altered. Consult the software package
manual before proceeding.)
3-16
PLO'ITER INTERCONNECTION
RS-232-C
cable
not using BASIC, a plotter driver is required to
•
Plotter
power
cord
on
your computer and
run
a