
5.3 Host Commands
Table 5.24 Information to be read by IDENTIFY DEVICE command (3/3)
Word | Value | Description |
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X ' 0100 ' | Number of words for logical sectors |
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X ' 0000 ' | Reserved |
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128 | X’0xxx’ | Security status | *23 |
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X’xxxx’ | Undefined |
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X’0000’ | Reserved |
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255 | X’xxA5’ | Check sum (The 2 complement of the lower order byte resulting from | |
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| summing bits 7 to 0 of word 0 to 254 and word 255, in byte units.) |
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*1 Word 0: | General configuration |
Bit 15: | ATA device = 0, ATAPI device = 1 |
Bit | Undefined |
Bit 7: | Removable disk drive = 1 |
Bit 6: | Fixed drive = 1 |
Bit | Undefined |
Bit 2: | IDENTIFY DEVICE Valid = 0 |
Bit | Reserved |
*2 | Word 1, 3, 6, |
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| Word | MHT2080BH | MHT2060BH | MHT2040BH |
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| 1 | X ' 3FFF ' | X ' 3FFF ' | X ' 3FFF ' |
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| 3 | X ' 10 ' | X ' 10 ' | X ' 10 ' |
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| 6 | X ' 3F ' | X ' 3F ' | X ' 3F ' |
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| X ' 950F8B0 ' | X ' 6FC7C80 ' | X '4A85300 ' | |
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*3 | Status of the Word 2 Identify information is shown as follows: |
37C8h The device requires the SET FEATURES
738Ch The device requires the SET FEATURES