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sdspi_read_sector

int sdspi_read_sector( sd_device * sd, unsigned long sector_number, void * data_buffer );

Description

This function is called to execute protocol command 17 to read a 512 byte block of data from the SD card.

Parameter

sd

Pointer to sd_device structure of the SD card.

sector_number

The sector number to read.

data_buffer

Pointer to a buffer for the 512 bytes read.

Return Value

0: Success
-EIO: I/O error
-EINVAL: Invalid parameter given
-ENOMEDIUM: No SD card in socket
-ESHAREDBUSY: Shared SPI port busy

Library

SDFLASH.LIB