Power Supply (x1): 5V–12V DC adapter for powering the Arduino, or in my case, we use 2S Lithium-ion battery connecting to Vin pin. Below you can see the circuit diagram used in the RFID-based ...

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India is a vast nation with 28 states and at least 718 districts. In order to identify regions, Indian postal department has allotted a unique code known as Pin Code to each district/village/town to ...

Abstract: Cardio Vascular Disease is one of the leading causes of deaths in Nigeria with a staggering number of about 150,000 deaths annually as compiled by the Nigerian Heart Foundation (NHF). A good ...