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A BSP is required so that a physical-layer driver for a parallel flash will work on a particular system. The functions shown in the table below must be implemented. Pleaser refer to NOR Flash BSP for the details about implementing your own BSP.

Panel


Function

Description

FSDev_NOR_BSP_Open()

Open (initialize) bus for NOR.

FSDev_NOR_BSP_Close()

Close (uninitialize) bus for NOR.

FSDev_NOR_BSP_Rd_XX()

Read from bus interface.

FSDev_NOR_BSP_RdWord_XX()

Read word from bus interface.

FSDev_NOR_BSP_WrWord_XX()

Write word to bus interface

FSDev_NOR_BSP_WaitWhileBusy()

Wait while NOR is busy.



The Open()/Close() functions are called upon open/close; these calls are always matched.

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