Digital Line to POTS Interface
Page 19 of 26
CMX605 Preliminary Information
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
Table 16: Dual Frequency Call Progress Tones
Field 1 (Hex)
$B2
$A3
$94
$85
$76
$67
$E4
$FD
(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
Table 17: Dual Tone Multi Frequency Generation
(Hz)
Off
950
1100
1300
1400
1800
2100
2225
2130+2750
Field 2 (Hex)
$00
$80
$30
$40
$90
$A0
$08
$09
$BB
Table 18: Special Information Tones, Fax and Modem Tones and Customer Premises Alert Tones
¤2001 MX-COM, Inc.
www.mxcom.com tel: 800 638 5577 336 744 5050 fax: 336 744 5054
Doc. # 20480195.005
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA All trademarks and service marks are held by their respective companies.