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fire alarm circuit using microcontroller 8051
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#1
19-11-2012, 12:14 PM

I urgently need a fire alarm circuit that detects heat using lm35 sensor(using adc to convert analog to digital) and after the temperature exceeds a said limit (say 50deg) the buzzer starts to buzz..please help urgently!!!!
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#2
01-11-2014, 04:26 PM
Hai, i need code for led should blink when the temperature increases.
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