Read and write timing, write four data (37 zhongguo kuangye daxue, AA, 78), read is FF

CodePudding user response:

A index, is written to the time, about the appearance of a few milliseconds,
Write in wait after read
If is built not on the operation, then start to block the EEPROM circuit such as

Also determine the address is 8 bit or 16 bit, have the write protect