Keyboard Interfacing with 8051| Matrix Keyboard| Key pressed indentification |How to interface key 

Had an exam today and your video really helped me for the exam. Wanted to express my gratitude. Thank you and god bless you for helping students.

Sweet and short explanation thank u so much Simply superb mam

Increase the volume mam

thankyou maam, explanation is very clear.

Super mam I clearly understand

Thank you❤️ so much mam so much of gratitude on u

thanks a lot ma'am

Thank you so much mam❤🎉

Thank You Ma'am

Nice video & explaination madam

Great help ma'am

Thank you mam

Tqqqq very much mam

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Tq mam

Tq so much mam

Jai hind madam Thank u soo much madam

Can u provide written notes plzz

Very low valuem Or voice so please increase your base

Speak loudly mam

keep the book aside and explain on your own what kind of teacher are you😔🥱

Awesome mam