Sunday 11 December 2016

LCD1602-DS18b20 Alarm

LCD-DS18b20 Alarm (Suhu Atas dan Suhu Bawah)
Suhu atas (TH)-Suhu bawah(TL) dengan Alarm
At89s52,lcd1602,sensor suhu DS18b20,buzzer,3 Button (up-select-down),5vdc




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