536EPXX — Host Accelerated Modem 56K V.92 Chipset
24
Intel Confidential
PreliminaryDatasheet
7.2.7
Call Progress
The modem monitors the detection of call-progress tones during call origination and reports them
to the DTE. Call-progress tones include dial, busy, ringback, and answer.
7.2.8
Caller ID
Caller ID is a service that allows the user to see the caller’s telephone number and name. Caller ID
also provides information on call date and time.
7.2.9
International Support
The Intel chipsets support international applications. For information on specific countries, contact
your local Intel sales office at the address listed on the back cover of this document.
Table 13. Transmit Tones
Tone
Value
Application
Calling tone
1100 Hz
Fax originator
1300 Hz
Data originator
Answer tone
2100 Hz
Data/fax (ITU-T)
2225 Hz
Data (Bell mode)
Guard tone
1800 Hz
Data/fax (answer mode)
550 Hz
Table 14. DTMF Tone Pairs
Dial
Digit
Tone 1
(Hz)
Tone 2
(Hz)
0
941
1336
1
697
1209
2
697
1336
3
697
1447
4
770
1209
5
770
1336
6
770
1477
7
852
1209
8
852
1336
9
852
1447
*
941
1209
#
941
1447
A
697
1633
