Hitachi HTS543212L9SA00 Benutzerhandbuch

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5K320 SATA OEM Specification 
 
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5.8  ECC 
The 10 bit   symbol non interleaved ECC processor provides user data verification and correction 
capability. The first 6 symbol of ECC are 4 check symbols for user data and the 2 symbol system ECC. 
The other 34 symbols are Read Solomon ECC. Hardware logic corrects up to 16 symbols(20 bytes) 
errors on -the-fly. 
 2 symbol System ECC is generated when HDC receives user data from HOST, and can correct up to 1 
symbol(10bit) errors on -the-fly when one transfers to HOST.