Digital Line to POTS Interface
CMX615
Dual Frequency Call Progress Tones
Additive Mixing
(Hz)
Off
350+440
440+480
480+620
400+425
400+450
425+450
425+480
120+620
150+450
Field 1
(Hex)
$00
$66
$F6
$FC
$C4
$C7
$D4
$F4
$1C
$27
Multiplicative
Mixing
(Hz)
400*16.2
400*20
400*25
400*33
400*40
400*50
450*25
600*120
Field 1
(Hex)
$B2
$A3
$94
$85
$76
$67
$E4
$FD
Dual Tone Multi Frequency Generation
(Hz)
Off
941+1633
697+1209
697+1336
697+1477
770+1209
770+1336
770+1477
852+1209
852+1336
852+1477
941+1336
941+1209
941+1477
697+1633
770+1633
852+1633
Field 2
(Hex)
$00
$FF
$CC
$CD
$CE
$DC
$DD
$DE
$EC
$ED
$EE
$FD
$FC
$FE
$CF
$DF
$EF
Special Information Tones, Fax and Modem Tones and Customer Premises Alert Tones
(Hz)
Off
950
1100
1300
1400
1800
2100
2225
2130+2750
Field 2
(Hex)
$00
$80
$30
$40
$90
$A0
$08
$09
$BB
© 1999 Consumer Microcircuits Limited
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