how to check arduino is working or not ?

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Components required:
1). Arduino uno
2).cable

you can buy the components from your nearest electronics market and also buy from amazon .

Hope this will help you
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If ardino blink before programming in it. Is okay or not? Please reply and mention me.
My ardino ide is show fatal error:liquid crystals 12c no such file or directory . Even I added liquid crystals library. Please reply me in message

muhmmadshafiq
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thankyou bro for this video its really help full

YASHRAJ-ioqh
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Hi i am not connect any input to Analog side i just connect my arduino mega to my laptop. When i print the analog value it shown some value around 440. Why its shown analog value ?

vjcreations
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hey dude in my arduino the green light is on and the led on pin but it is not detecting the port so can you please tell what might be the problem wether it is shot circuit or its the problem in the software

YASHRAJ-ioqh