
Interface
Word | Value | Description |
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81 | X’0000’ | Minor version number (not reported) |
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82 | X’000B’ | Support of command sets *12 |
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83 | X’4000’ | Support of command sets (fixed) |
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X’00’ | Reserved | |
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88 | X’0000’ | Ultra DMA transfer mode *13 |
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X’00’ | Reserved | |
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128 | (Variable) | Security status *13 |
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X’00’ | Undefined | |
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X’00’ | Reserved | |
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Table 5.4 Information to be read by IDENTIFY DEVICE COMMAND (2 of 3) |
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*1 Word 0: General configuration | 0 | |
Bit 15: | ATA device = 0, ATAPI device = 1 | 0 |
Bit | Undefined | 0 |
Bit 11: | Rotational speed tolerance is more than 0.5 %. | 1 |
Bit 10: | 1 | |
Bit 9: |
| |
| but 10 Mbps or slower | 0 |
Bit 8: | 0 | |
Bit 7: | Removable disk drive | 0 |
Bit 6: | Fixed drive. | 1 |
Bit 5: | Spindle motor control option implemented. | 0 |
Bit 4: | Head switching time is more than 15 microseconds. | 1 |
Bit 3: | Not MFM encoded. | 1 |
Bit 2: | Soft sectored. | 0 |
Bit 1: | Hard sectored. | 1 |
Bit 0: | Reserved | 0 |
*2 Word
*3 Word