write_mode
The type of write sequence that the controller will follow for pipe write commands.
| Module Instance | Base Address | Register Address |
|---|---|---|
| i_nand_config | 0xFFB80000 | 0xFFB801D0 |
Size: 32
Offset: 0x1D0
Access: RW
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
| Bit Fields | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
|
Reserved |
|||||||||||||||
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|
Reserved |
value RW 0x0 |
||||||||||||||
write_mode Fields
| Bit | Name | Description | Access | Reset |
|---|---|---|---|---|
| 3:0 | value |
The values in the field should be as follows[list]
[*]4'h0 - This value informs the controller that the pipe write sequence to follow is of
a normal write with the following sequence,
C80, Address, Data, C10.....
[*]4'h1 - This value informs the controller that the pipe write sequence to follow is of
a Cache Program with the following sequence,
C80, Address, Data, C15, ....., C80, Address, Data, C10.
[*]4'h2 - This value informs the controller that the pipe write sequence to follow is of
a Two/Four Plane Program with the following sequence,
C80, Address, Data, C11, C81, Address, Data, C10.....
[*]4'h3 - This value informs the controller that the pipe write sequence to follow is of
a 'N' Plane Program with the following sequence,
C80, Address, Data, C11, C80, Address, Data, C10.....
[*]4'h4 - This value informs the controller that the pipe write sequence to follow is of
a 'N' Plane Cache Program with the following sequence,
C80, Address, Data, C11, C80, Address, Data, C15.....C80, Address, Data, C11,
C80, Address, Data, C10.
[*]4'h5 - This value informs the controller that the pipe write sequence to follow is of
a 'N' Plane Cache Program with the following sequence,
C80, Address, Data, C11, C81, Address, Data, C15.....C80, Address, Data, C11,
C81, Address, Data, C10.
[*]4'h6 - 4'h15 - Reserved.
[/list]
..... indicates that the previous sequence is repeated till the last page.
|
RW | 0x0 |