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SECTION 4
OPERATION
4-6-4
DTMF GENERATOR OPERATION
C o n f i g u r e a n d o p e r a t e D a t a G e n e r a t o r a s
f o l l o w s:
DTMF
T o g g l e s D T M F G e n e r a t o r O N a n d O F F .
o
Pr e s s F 1 t o c l ea r c od e f i el d o f c ur r en t
da t a.
o
E nt er d e s ir e d M ar k T im e f or D T MF t on e s .
Ra n ge i s 25 t o 9 9 m s ec.
o
E nt er d e s ir e d S p a ce Ti m e f or DT MF t o ne s .
Ra n ge i s 25 t o 9 9 m s ec.
o
E nt er d e s ir e d P a u se Ti m e f or DT MF t o ne s .
Ra n ge i s 25 t o 9 9 m s ec.
S e t L e v e l a t t e n u a t i o n a s f o l l o w s :
S e l e c t s X 1 ( t i m e s 1 ) l e ve l a t t e n u a t i o n .
/10
S e l e c t s / 1 0 ( d i vi d e b y 1 0 ) l e ve l a t t e n u a t i o n .
S e l e c t M o d e a s f o l l o w s :
CONT
A c t i va t e s D T M F C o d e i n a r e p e a t i n g
l o o p .
BURST
A c t i va t e s D T M F C o d e f o r o n e t o n e
s e q u e n ce .
KEY
S e t s D A T A E N T R Y K e y s a c t i v e a s D T M F
k e y p a d .
X1
e
L e ve l selections range from 0 to 2.5 Vp in X1 (times 1) mode and 0 to 25.0
mVp in /10 (divide by 10) mode.
DTMF GEN
Code :
0123456789ABCD#*
Mark :
Space :
Pause :
300 msec
Level :
0.00
Mode :
CONT
Level :
Mode :
Level :
Mode :
4-68
ON
70 msec
70 msec
0.00
CONT
0.00 Vp
CONT
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