CMX605(1999) 데이터 시트보기 (PDF) - MX-COM Inc
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CMX605 Datasheet PDF : 22 Pages
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Digital Line to POTS Interface
13
CMX605 Preliminary Information
5.1 Telecom Tones
The following table provides the hex codes to be programmed into the particular tone field location for various
telecommunications systems applications. The tables are not exhaustive, but list the more commonly used
tones.
(f +-2.5%) (Hz)
Off
16.7
20
25
35
40
50
Field 0 (Hex)
$00
$01
$02
$03
$04
$05
$06
Single Tone (Hz)
375.2
404.3
468
495.8
520.6
548
562.8
578.4
1633
Table 12: Ringing Signals
Field 0 (Hex)
$60
$70
$80
$90
$A0
$B0
$C0
$D0
$0D
Dual Tone (Hz)
375.2+1827
404.3+1827
468+1827
495.8+1827
520.6+1827
548+1827
562.8+1827
578.4+1827
Field 0 (Hex)
$6E
$7E
$8E
$9E
$AE
$BE
$CE
$DE
Table 13: On Hook 'CPE' Alert Tones
Group A (Hz)
252.4
268.7
285.3
315.5
330.5
375.2
Field 0 (Hex)
$10
$20
$30
$40
$50
$60
Group B (Hz)
468
495.8
520.6
562.8
595
612.5
Field 0 (Hex)
$80
$90
$A0
$C0
$E0
$F0
Table 14: NYNEX (MRAA) - AMR Alert Tones (Single Tone)
©1999 MX-COM, Inc.
www.mxcom.com tel: 800 638 5577 336 744 5050 fax: 336 744 5054
Doc. # 20480195.003
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
All trademarks and service marks are held by their respective companies.
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