我实验的是 AT24C08的单字节读，单字节写，页读和页写，在高于3.3V系统中他的通信速率最高400KHZ的，我实验里用的是100KHZ的速率-My experiment is AT24C08 single-byte read, single-byte write, page read and write page, above the 3.3V system, the highest rate of his communications 400KHZ, I experiment with the rate of 100KHZ