• Home Control Switch Automation Using Gsm Communication

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    • SCOPE OF THE PROJECT
      The scopes of works in this project are;
      1. Mobile phone with SIM card enables the user to remotely control the operations of the appliances by communication to the GSM modem.
      2. GSM modem allows the capability to send and receive SMS to and from the mobile phone.
      3. RS-232 is the basic serial communication cable that will be used to interface between GSM modem and PIC microcontroller.
      4. PIC microcontroller will be interfaced to the control circuit that is connected to the appliances. It contains the software components through which the appliances are controlled and monitored.
      5. Relay and control circuit used to detect and control the condition of the home appliances.
      OPERATION OF THE SYSTEM
      The system works as a remote sensing for the electrical appliances at home or industry to check whether it is ON or OFF, at the same time the user can control the electrical appliances at home by sending SMS message into the system, for example, turning on the AC before returning home. in case of fire/security the chip will receive signals from the different sensors in the monitoring place and acts according to the received signal by sending an SMS message to user’s mobile phone, it also works as automatic and immediate reporting to the user in case of emergency for home security, as well as immediate and automatic reporting to the fire brigade and police station according to activated sensor to decrease the time required for tracking action.
      Home appliances interface circuit that include the different sensors used. The function of the GSM MODEM is the remote communication between the user and the controller through the RS232 serial communication standard. The function of the controller is to continuously check the inputs coming from the different sensor and send message through the GSM network in case of emergency such that it acts as a 24hours monitoring and continuously checking for any received message from the user through the GSM MODEM to switch on the AC for example.
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    • ABSRACT - [ Total Page(s): 1 ]The advantage of cellular communication like GSM technology is a potential solution for such remote controlling activities. GSM-SMS technology can be used to control household appliances from remote places. Remotely, the system allows the home owner to monitor and control his house appliances via his mobile phone set by sending commands in the form of SMS message and receiving the appliances status as well. This system provides ideal solution to the problems caused in situations when a wired con ... Continue reading---