
Host Interface
4.5.8 NOP (00h)
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| Table 4.29 NOP command |
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| Bit |
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| 7 | 6 | 5 | 4 |
| 3 | 2 | 1 | 0 |
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CM | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
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DH | X | X | X | DRV |
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CH | X | X | X | X |
| X | X | X | X |
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CL | X | X | X | X |
| X | X | X | X |
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SN | X | X | X | X |
| X | X | X | X |
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SC | X | X | X | X |
| X | X | X | X |
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FR | X | X | X | X |
| X | X | X | X |
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The NOP command enables
4.5.9 SERVICE (A2h)
Table 4.30 SERVICE command
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| Bit |
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| 7 | 6 | 5 | 4 |
| 3 | 2 | 1 | 0 |
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CM | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | |
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DH | X | X | X | DRV |
| X | X | X | X |
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CH | X | X | X | X |
| X | X | X | X |
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CL | X | X | X | X |
| X | X | X | X |
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SN | X | X | X | X |
| X | X | X | X |
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SC | X | X | X | X |
| X | X | X | X |
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FR | X | X | X | X |
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The SERVICE command is not supported.