Host Interface
Table 4.32 FR register setting value
Setting | Function | Default |
value |
| value |
|
|
|
02 | Enables the write cache. | * |
|
|
|
03 | Supports data transfer depending on the value of the SC register. See Table |
|
| 4.33. |
|
|
|
|
31 | Disables the media status notification function. | * |
|
|
|
55 | Disables the read ahead cache. |
|
|
|
|
5D | Enables the interrupt signal to release processing of the Overlap command |
|
| after the signal is received. (This request is ignored.) |
|
|
|
|
5E | Enables the DRQ interrupt signal of the SERVICE command. (This request |
|
| is ignored.) |
|
|
|
|
66 | Does not enable a software reset to reset different setting values to the power- | * |
| on default values. (The media status notification function is reset normally.) |
|
|
|
|
82 | Disables the write cache. |
|
|
|
|
95 | Enables the media status notification function. |
|
|
|
|
AA | Enables the read ahead cache. | * |
|
|
|
CC | Returns various setting values to the |
|
| reset. |
|
|
|
|
DD | Enables the interrupt signal to release processing of the Overlap command | * |
| after the signal is received. (This request is ignored.) |
|
|
|
|
DE | Enables the DRQ interrupt signal of the SERVICE command. (This request | * |
| is ignored.) |
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|
|
|