22-10-2014, 12:38 PM
Abstracts: This project is working on the DTMF (Dual Tone Multi Frequency)&TIMER based system. In this project we are used DTMF, 7 segment display, P89V51RD2 controller chip, timer, water sensor, buzzer and relay. Farming is an activity that depends heavily on the conditions that are existent in the environment surrounding the agricultural field. The work of the farmers is affected by the natural conditions such as climate, topography, etc. and also by other anthropogenic elements. The submersible motor controlled by mobile phone. This motor will be operated by pressing the star (*) button of mobile phone. Mobile phone will be connected to the circuit and time will be set (example: press 11, 13...etc).the water sensor connected to the circuit and it sunk in the water of the well. When the water in the well is empty, motor will off. By pressing # button the time will be reset again. Then after we can set time again. The motor can be controlled by the other mobile phone. The connecting mobile phone will automatically receive the call from the other mobile and by pressing the * button of other mobile motor will be operated as above process. When motor is started, charging of mobile also will continue.