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Microcontroller › 8051 › 9v battery used in at89c51
what happen if 9v battery is used in at89c51 ????
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.
You have to use 7805 to reduce the voltage to 5 volt.
tq sir, but if I use voltage regulator then my microC can operate and load internal program as usual ?
what is microC? is it a programmer? if it requires 9 V, u hv to apply