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You are here: Home / Replies / 9v battery used in at89c51

9v battery used in at89c51

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Microcontroller › 8051 › 9v battery used in at89c51 › 9v battery used in at89c51

August 31, 2015 at 12:11 pm #13236
Prabakaran P M
Participant

Hi HIFZUL,

It is not good to connect 9v battery directly to at89c51 it may harm it, You have to use 7905 voltage regulator to reduce the voltage to 5 volt.

 

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