UM1653 datasheet(21/45 Pages) STMICROELECTRONICS

21 / 45 page

DocID025024 Rev 1

21/45

UM1653

NAND driver firmware modules

Table 11. SBLK_NAND_WearLeveling

Function name

SBLK_NAND_WearLeveling.

Prototype

uint16_t SBLK_NAND_WearLeveling (uint8_t ZoneNumber)

Behavior description

Builds the Look Up Table According to the Wear Count.

Input parameter

ZoneNumber: Zone Number.

Output parameter

Status of SBLK_NAND_WearLeveling. This parameter can be:

– NAND_OK: when the NAND wear leveling is successful

– NAND_FAIL: when NAND fails to wear leveling.

Table 12. LBLK_NAND_WearLeveling

Function name

LBLK_NAND_WearLeveling.

Prototype

uint16_t LBLK_NAND_WearLeveling (uint8_t ZoneNumber)

Behavior description

Builds the Look Up Table According to the Wear Count.

Input parameter

ZoneNumber: Zone Number.

Output parameter

Status of LBLK_NAND_WearLeveling. This parameter can be:

– NAND_OK: when the NAND wear leveling is successful

– NAND_FAIL: when NAND fails to wear leveling.

Table 13. NAND_GetFreeBlock

Function name

NAND_GetFreeBlock.

Prototype

uint16_t NAND_GetFreeBlock (void)

Behavior description

Looks for a free Block for data exchange from Look Up Table.

Input parameter

None

Output parameter

Logical Block Number of free Block.

Table 14. SBLK_NAND_ReadSpareArea

Function name

SBLK_NAND_ReadSpareArea.

Prototype

SPARE_AREA SBLK_NAND_ReadSpareArea (uint32_t address)

Behavior description

Page Number in multiple of 512 Byte per Page.

Input parameter

address: Corresponding Page Number of Spare Area to be read.

Output parameter

SPARE AREA after reading.

Table 15. LBLK_NAND_ReadSpareArea

Function name

LBLK_NAND_ReadSpareArea.

Prototype

LBLK_SPARE_AREA LBLK_NAND_ReadSpareArea (uint32_t address)

Behavior description

Page Number in multiple of 512 Byte per Page.

Input parameter

address: Corresponding Page Number of Spare Area to be read.

Output parameter

LBLK_SPARE_AREA after reading.

UM1653 Datasheet(PDF) 21 Page - STMicroelectronics

UM1653 Datasheet(HTML) 21 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

Datasheet Descarga

Enlace URL