title: Read eeprom have difference result in multiple times
body: <p>I'm trying read eeprom each time my device bootup, but something ware happened</p>
  <p>Sometime data received not fully. Half are good, the rest are 0x00<br />
  I think when reading eeprom have drop voltage occured.</p>
  <p>did you meet that before?</p>
  <p>Thanks</p>