Tags » Atmega
The main aim of this circuit is to take the attendance and display when requested. Finger print identification is based on the fact that no two persons will have the same finger print in this world. 148 more words
The circuit mainly consists of ATmega8 microcontroller, temperature sensor, DC motor, driver IC. Temperature sensor is connected to the input of the ADC pin i.e. 137 more words
The main principle of the circuit is to switch on the fan connected to DC motor when the temperature is greater than a threshold value. 112 more words
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