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Article #977

Question about programming a voice modem

#977
From: Cheung Chi Kin
Date: Fri, 16 Feb 2001 06:01
18 lines
2199 bytes
I am writing a program which is used to control a modem to dial number to
another telephone.
I use the basic voice AT command, such as AT+FCLASS=8,..... etc.

When I send the command "ATD242343", the modem immediately response "OK"
after dialing the number.
But there is ringing tone in the telephone line, so I don't know the remote
telephone has picked up or not.

So I want to someone can help me solve the problem.
How can I detect the ringing tone and know the remote site has picked up the
phone.

My modem is Rockwell

If someone knows the solution, please send me an email : ckcheung@kml.com.hk

Thank you!
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From: "Cheung Chi Kin" <ckcheung@kml.com.hk>
Newsgroups: comp.dcom.modems.cable,de.comm.geraete.analog.modem,fr.comp.peripheriques.modems,hk.comp.hacker,hk.comp.software,it.comp.hardware.modem,tw.bbs.comp.modem
Subject: Question about programming a voice modem
Date: Fri, 16 Feb 2001 14:01:14 +0800
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