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Anchor11428091142809 FSDev_SD_Card_BSP_GetBusWidthMax() Anchor11428101142810CPU_INT08U FSDev_SD_Card_BSP_GetBusWidthMax (FS_QTY unit_nbr); Anchor11428241142824  

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File

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Called from

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Code enabled by

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fs_dev_sd_card_bsp.c

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FSDev_SD_Card_Refresh()

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N/A

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Get maximum bus width, in bits. Anchor11428261142826

Arguments

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unit_nbr Anchor11428281142828

Unit number of SD/MMC card.

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Returned Value

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Maximum bus width. Anchor11428311142831

Notes/Warnings

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  1. Legal values are typically 1, 4 and 8. Anchor11428331142833
  2. This function should always return the same value. If hardware constraints change at run-time, the device must be closed and re-opened for any changes to be effective.