Basic Level     Skills: Not specified    
Author
Author email
[email protected]
Author website
www.binu.somee.com

Description

The main objective of this system is to transmit message or text through ordinary Land Line Telephone from one end (source) to another end (designation). This is get achieved by the DTMF technology. It has two sections one for editing the text and to transmit the edited text and the other section consist for receiving the text message. The system works on the DTMF technology. (Dual Tone Multiple Frequency). It involves several steps. They are ? DTMF decoding/Encoding process ? Ring sensing ? ON/OFF hook detection ? Displaying the message in LCD The above process is get achieved by the microcontroller AT89S8252.Thus Microcontroller controls the whole system.
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111.4 kB

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58681

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Michailqfh
Fri Mar 29 2024, 01:53 am
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Thu Mar 28 2024, 08:08 am
pb58
Thu Mar 28 2024, 05:54 am
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Thu Mar 28 2024, 02:24 am
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Thu Mar 28 2024, 01:19 am
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Wed Mar 27 2024, 08:30 pm
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Tue Mar 26 2024, 10:33 pm
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Tue Mar 26 2024, 04:26 pm