8051 Projects [ Download final year project using 8051 microcontroller with complete project report, code and circuit diagram. ]
| SMS through Telephone | |||
| Author | Binu | ||
| 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. | ||
| Image |  | ||
| Filesize | 111.4 kB | ||
| Date | |||
| Downloads | 59014 | ||
| Download |  | ||
| Rating |
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7.2 - 4 votes
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