sms through landline
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Active In SP

Posts: 1
Joined: Jan 2010
26-01-2010, 11:27 AM

i am a final student and need full documentation of "sms through landline"..........
plz help me......... my id. is
Active In SP

Posts: 247
Joined: Jan 2010
27-01-2010, 02:21 AM

SMS through Telephone using AT89S8252
This system can transmit message or text through ordinary Land Line Telephone from one end (source) to another end (designation). The tecnology used is the DTMF(Dual Tone Multiple Frequency). technology. The system has two sections one for editing the text and to transmit the edited text and the other section consist for receiving the text message.There are several steps for this project and implimentation:
* DTMF decoding/Encoding process
* Ring sensing
* ON/OFF hook detection
* Displaying the message in LCD
The microcontroller controls the entire system . The full description and code can be got from this link:
8051project and
Use Search at wisely To Get Information About Project Topic and Seminar ideas with report/source code along pdf and ppt presenaion
Thinking To Register

01-05-2012, 07:22 PM

i want more information about sms through landline
seminar ideas
Super Moderator

Posts: 10,003
Joined: Apr 2012
02-05-2012, 10:27 AM

to get information about the topic "sms through landline" full report ppt and related topic refer the link bellow

Thinking To Register

02-05-2012, 03:42 PM

sir can u plz provide me circuit diagram and more information about sms through landline

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