
4.6 Packet Commands
Table 4.47 lists the mode parameter list.
Table 4.47 Mode parameter list
Bit | 7 | 6 | 5 |
| 4 | 3 |
| 2 | 1 | 0 |
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| Mode Parameter Header |
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| Block Descriptor |
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| Page Descriptor(s) |
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The mode parameter list consists of a mode parameter header Block Descriptor and Mode Page (s). Table 4.48 lists the mode parameter header.
Table 4.48 Mode parameter header
Bit | 7 | 6 | 5 |
| 4 |
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| 2 | 1 | 0 |
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| Mode Data Length |
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2 |
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| Medium Type Code |
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3 | WP |
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| Reserved |
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| Reserved |
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| Block Description Length |
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Mode Data Length must be 0. If any other value is specified, the command ends with an error or Check Condition.
The values specified for Medium Type Code and WP are ignored.
Block Descriptor Length indicates the byte length of the block descriptor to transfer.
Table 4.50 summarizes the block descriptors.
Table 4.49 Block descriptor
Bit | 7 | 6 | 5 | 4 |
| 3 | 2 | 1 | 0 |
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0 |
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| Density Code (00h) |
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| Number of Blocks |
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4 |
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| Reserved |
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| Block Length |
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