volatile boolean Pulse = false; // "True" when User's live heartbeat is detected. "False" when not a "live beat". volatile boolean QS = false; // becomes true when Arduoino finds a beat. static ...

Abstract: This research aims to design and realize non-invasive instrument to measure both blood glucose level and saturated oxygen level by using optical methods, i.e oximeter sensor. This method has ...

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LiquidCrystal lcd(7, 8, 9, 10, 11, 12); // rs=7,e=8,d4=9,d5=10,d6=11,d7=12.