Description
Source
Call Graph
SD_ReadBlock
Read Block of data in a buffer pointed by pData.


Syntax / parameters
unsigned char SD_ReadBlock (SdCard *pSd, unsigned int address, unsigned short nbBlocks, unsigned char *pData)
|
Name |
Type |
Default |
Description |
pSd |
SdCard *
|
|
Pointer to a SD card driver instance.
|
address |
unsigned int
|
|
Address of the block to read.
|
nbBlocks |
unsigned short
|
|
Number of blocks to be read.
|
pData |
unsigned char *
|
|
Data buffer whose size is at least the block size.
|
|
Return value |
unsigned char
|
|
|
Description
Read Block of data in a buffer pointed by pData.
The buffer size must be at least 512 byte long. This function checks the SD card status register and address the card if required before sending the read command. Returns 0 if successful; otherwise returns an code describing the error.
Source
The documentation for this Member was generated from the following files:
sdmmc_spi.c