Thank you BOB, for the information, but I didn't understand I cannot have a database for only to record for top, of the data that estam in the eeprom, that would be for instance to copy of a TP model ...
I would like the friends' of this forum help that for sign and great with countless information thanks to Victor and the collaborators, I have two thinkpads an a21p and a x31, both with mistake crc 01 ...