IFR Systems FM/AM-1200S/A Operation Manual page 137

Communications service monitor
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5-12 GPIB OPERATION
-
OPTION 13
5 - 1 2 - 1
GENERAL
T h i s s e c t i o n c o n t a i n s b a s i c i n s t r u c t i o n s f o r o p e r a t i n g t h e F M I A M -
1 2 0 0 S / A w i t h t h e o p t i o n a l G e n e r a l P u r p o s e I n t e r f a c e B u s s ( G P I B ) c o m -
p a t i b l e e x t e r n a l d e v i c e .
U s i n g t h e s e i n s t r u c t i o n s ,
t h e o p e r a t o r c a n
s e l e c t a n y a v a i l a b l e p a r a m e t e r o f t h e f o l l o w i n g F M I A M - 1 2 0 0 S I A f u n c t i o n s :
D T M F
O F F S E T
I M T S
( P U L S E )
M E T E R
TONE
R F
TONE WAVEFORM
DCS
MODULATION
5 - 1 2 - 2
PREPARATION FOR U S I N G G P I B
When t h e G P I B o p t i o n i s i n s t a l l e d ,
a 2 4 - p i n G P I B c o n n e c t o r i s p r o v i d e d
o n t h e r e a r p a n e l i n p l a c e o f t h e s t a n d a r d R S - 2 3 2 c o n n e c t o r .
P i n o u t s
f o r t h e G P I B c o n n e c t o r a r e s h o w n i n A p p e n d i x B,
T a b l e 8 - 4 .
T h e
o p e r a t o r s h o u l d i n s u r e p r o p e r i n t e r f a c e b e t w e e n t h e F M I A M - 1 2 0 0 S / A a n d
t h e e x t e r n a l c o n t r o l l e r .
O n c e t h e p r o p e r c o n n e c t i o n i s m a d e ,
t h e F M I A M -
1 2 0 0 S / A c a n b e i n i t i a l i z e d w i t h t h e p r o p e r a d d r e s s b y u s i n g t h e G P I B
M e n u .
5 - 1 2 - 3
F M I A M - 1 2 0 0 S I A
I N I T I A L I Z A T I O N
i
U s e t h e f o l l o w i n g p r o c e d u r e t o i n i t i a l i z e t h e F M I A M - 1 2 0 0 S I A f o r G P I B
I
- .
o p e r a t i o n :
STEP
PROCEDURE
1.
C o n n e c t t h e e x t e r n a l c o n t r o l l e r t o t h e F M I A M - 1 2 0 0 S l A a t t h e G P I B
C o n n e c t o r .
2 .
P r e s s :
r .
3
o n t h e K e y b o a r d ( 1 8 ) .
[ : d ! : : :
-
f?W3
i
3 .
U s i n g t h e s c r o l l k e y s a n d n u m b e r s ,
s e l e c t :
9 6 0 0 BAUD RATE ( S e l e c t i o n 6 )
NO P A R I T Y ( 0
=
NONE,
1
=
ODD, 2
=
EVEN)
8 DATA B i t s ( 7 o r 8 )
1 STOP B i t ( 1 o r
7 )
G P I B ADDRESS ( 0 0 t h r u 3 1 )

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