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We started off our project by coding the Keypad, then LCD and the final touch was the sensor. We also added two types of buzzers: one to sound the alarm and the other as a key tone buzzer. The final result turned out to be the following:Figure3. Our Home Alarm SystemMaterials Used: Cost:PIC16F877A 7$4X4 Keypad 2$JHD 162A LCD 6$6V Alarm Buzzer 0. 5$Key tone Buzzer 0. 5$4 MEGA Crystal Oscillator 5$3 Flashing LEDs 0.

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" 2006 What is needed, according to the work of Kehoe is 'standardization' insofar as the technology used in law enforcement and private security so as to enable more integration and coordination between the two entities.

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Furthermore, a burglar may want to break the door of your house while barging in.

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24 Jan 2017 In 2016 I decorated and re decorated my home choosing pieces and colors that pleased me, but feeling a lack of focus on my style.