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please tell me how to save data in p89v51rd2 or an external eeprom connected to it? i have used 24C64. i mean i am making attendance recording system and i have to save attendance for 5 classes, 60 students and then display the complete data after all attendance has been recorded.
so how to do that?? how to program this? i am not able to do this..
i have done programming for my 4×4 keypad and lcd. but i am not able to do this..
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