HP 3325B User Manual

Example Programs
RS-232 Interface Example Program for HP Series 300
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! HP-BASIC Program to control the HP 3325B synthesizer using either
! a HP98644, HP98626, or the build-in serial interface in
! a Series-200 or Series-300 computer.
!
! The connecting cable depends on the RS232 interface:
! HP98644A interface: use 13242G cable {25 pin M to 25 pin M).
I Built-in interface; use 92221P cable (9 pin M to 25 pin M).
ASSIGN @Hp3325 to 9 ! Select code for the serial interface,
! usually 9 or 10
GOSUB Initialize card
I
OUTPUT @Hp3325:'’RST" ! reset the HP 3325B
!
OUTPUT @Hp3325;'‘QSTB?" ! ask for status register
ENTER @Hp3325;Stat ! read status from HP 3325B
IF Bit(Stat,0) OR BiT(Stat,3) then print "3325B has an error"
j
OUTPUT @Hp3325:"FR 123 KH; AM 1 VO" ! program freq and amptd
OUTPUT @Hp3325;"FR?" ! ask for frequency
ENTER @Hp3325;Freq ! read it back
PRINT "Frequency in Hz = ":Freq
!
OUTPUT @Hp3325;"LCL" ! retrun front panel to local control
!
PRINT "Program done."
STOP
!
! _
370 lnitialize_card: I
380 !
390 lsc=SC(@Hp3325) ! Get Interface select code
400 !
410 Reset_=0
420 Baud=3
430 Parity «4
440 !
450 ! ALL the RS232 switches on the HP 3325B rear panel should be
460 ! up. This sets baud * 300, parity ON, parity EVEN
470 !
480 CONTROL Isc.Resetjl ! reset the card
4^ CONTROL lsc,Baud;300 ! set baud rate
500 CONTROLlsc,Parityj16-i-8-i-0-i'2 Isetparity
510 RETURN
520 END
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HP 3325B Specifications

General

Brand	HP
Model	3325B
Category	Portable Generator
Language	English