My smart homes
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Transcript of My smart homes
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April 12, 2023 SMART HOMES 1
INTELLIGENT AUTOMATION USING GSM & DTMF VIA
ANDROIDAPPLICATION
Presented By-ROHAN DUA 10808090 IT BRAHUL SHARMA 10808099 IT B
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April 12, 2023 SMART HOMES 2
PROBLEM STATEMENT
• To build a mobile application to control all the electric/electronic devices connected to switches to provide more flexibility of doing things and above that securing homes or workplaces.
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April 12, 2023 SMART HOMES 3
INTRODUCTION• Smart homes/Domotics represents a
technological science which studies all the things employed in the houses or the buildings facilitating the work of people and increasing the comfort in their environment.
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April 12, 2023 SMART HOMES 4
MULTI-DISPLINARY
It involves-• IT- the mobile application• EEE-the work on switches and relay, the work
on microcontroller• EC-the coding and decoding through GSM
module
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April 12, 2023 SMART HOMES 5
RELAY BOARD
GSM MODULE
DTMF DECODER
Mobile Application
BASIC LAYOUT
MICRO-CONTROLLER
OFFLINE
ONLINE
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April 12, 2023 SMART HOMES 6
MICROCONTROLLER
• open-source single-board microcontroller• User friendly• Wide Applications• Vast community of users• Easy assistance
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April 12, 2023 SMART HOMES 7
DTMF TECHNOLOGYDual-tone multi-frequency signalling
(DTMF) is used for telecommunication signalling over analog telephone lines in
the voice-frequency band between telephone handsets and other
communications devices and the switching centre.
1209 Hz 1336 Hz 1477 Hz 1633 Hz697 Hz 1 2 3 A770 Hz 4 5 6 B852 Hz 7 8 9 C941 Hz * 0 # D
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April 12, 2023 SMART HOMES 8
GSM MODULE
• Use it to send SMS• make and receive calls• Provides serial interface• Can be controlled through
standard AT commands
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April 12, 2023 SMART HOMES 9
Why ANDROID ?
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April 12, 2023 SMART HOMES 10
ANDROID TOOLS
• LAYOUT • CUSTOM LIST VIEW• INTENTS• TELEPHONY MANAGER• SMS MANAGER• BROADCAST RECEIVERS• SHARED PREFRENCES• MEDIA PLAYER
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April 12, 2023 SMART HOMES 11
ANDROID APPLICATION
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April 12, 2023 SMART HOMES 12
ADVANTAGES of INTELLIGENT AUTOMATION
• Convenience is one of the biggest reasons that people build and purchase smart homes.
• Smart homes include advanced security systems with cameras, motion sensors and a link to the local police station or a private security company.
• For elderly or disabled residents, a smart home may feature accessibility technologies.
• Smart homes offer enhanced energy-efficiency.• cut personnel costs.
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April 12, 2023 SMART HOMES 13
DEVELOPMENTS• ANDROID OPERATING SYSTEM IS STUDIED• ANDROID APPLICATION PROTYPING IS DONE• SMS MODULE IS RUNNING FINE• ARDUINO DEVELOPMENT BOARD IS STUDIED IN DETAIL• SIMPLER PROJECTS ARE WORKED UPON USING ARDUINO• PROGRAMMING OF ARDUINO IS STUDIED• DTMF IS RESPONSING WELL ON PRESSING BUTTONS IN PHONE
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April 12, 2023 SMART HOMES 14
WORK IN PROGRESS
• FINAL APPLICATION FOR ANDROID• ARDUINO AND GSM MODULE CONNECTION• AT COMMANDS STUDY
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April 12, 2023 SMART HOMES 15
QUESTIONS ?