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SPI Driver Routines

SPI driver routines are the functions to communicate with a memory card or SPI data Flash device.

Routine Description
Init Initializes the SPI controller.
UnInit Uninitializes the SPI controller.
Send Send and receive a byte over the SPI interface.
SendBuf Sends a block of data to the SPI interface.
RecBuf Receives a block of data from the SPI interface.
BusSpeed Set the desired baud rate speed for the SPI interface.
SetSS Enables or disables SPI Slave Select signal.
CheckMedia Checks the SD/MMC media status (Card Inserted, Write Protected).
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