Fujitsu MAA3182, MAC3045, MAB3045, MAB3091, MAC3091 manual

(6)BCRC

It is a 2-byte error detection code. Errors in the ID field. Single burst errors with lengths of up to 16 bits for each logical block can be detected.

(7)ECC

24-byte data error detection/correction code for the data field. It is possible to on-the-fly correct the single burst errors with lengths of up to 89 bits.

(8)PAD 1

A specified length of x‘00’ pattern shown in Figure 3.6 is written in this field. This field includes the variation by rotation and circuit delay till reading/writing.

(9)PAD 2/PAD 3

A specified length of x‘00’ pattern shown in Figure 3.6 is written in this field. This field contains the processing time necessary to process next sector continuously. This field have rotational speed variation.

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