PIC16F877A Microcontroller Based Programmable Temperature Alarm – This project is based on LM35 temperature sensor. In this project user can watch current temperature reading on 16x2 LCD module, user is allowed to set temperature threshold value using three on board switch named UP, ENT, DWN. When current temperature reaches the user defined temperature threshold value alarm get activated.

Price : Rs2500

Date : 2007-08-13

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