I-8000 Command Sets

Function

MMC_READ_BLOCK

Description

This function reads the MMC(MultiMediaCard) data in the specified slot of the I-8000 system.
This function is used for C/C++ compiler.

Function Prototype

unsigned int MMC_READ_BLOCK(int slot, unsigned char *dataarray, unsigned long BlockNumber, int TryCount);

unsigned int	Function return 0: no error 1,2: read fail
slot	Specified slot of the I-8000 system Range from 0 to 3 for 4 slot Range from 0 to 7 for 8 slot
*dataarray	read MMC data into dataarray
BlockNumber	specified which block to be read.
TryCount	normal : 1 If the MMC isn't stable,set the TryCount to perform many times reading until successful.

Example

Function	status = MMC_READ_BLOCK(0,dataarray,1,1)
Return	status
Description	The example reads 512 bytes from block 1 of the MMC and moves to dataarray , if success the status is 0.

Modules

I-8073

Reference