Detailed Description

MMCSD LLD Transaction.

This structure defines the nature of a MMCSD transaction. This structure specifies the buffer and buffer's size that is to be written to or read from the MMC peripheral.

Data Fields
uint32_t	cmd

uint32_t	flags

uint32_t	arg

uint8_t *	dataBuf

uint32_t	blockSize

uint32_t	blockCount

uint32_t	response [4]

Field Documentation

◆ cmd

uint32_t MMCSDLLD_Transaction::cmd

Command register content composed of CMD ID, DP, TYPE, RESP TYPE etc

◆ flags

uint32_t MMCSDLLD_Transaction::flags

Command flag as per MMC device specification

◆ arg

uint32_t MMCSDLLD_Transaction::arg

Command argument as per MMC device specification

◆ dataBuf

uint8_t* MMCSDLLD_Transaction::dataBuf

Buffer containing data to be read into or written from

◆ blockSize

uint32_t MMCSDLLD_Transaction::blockSize

Number of bytes to be transferred per block

◆ blockCount

uint32_t MMCSDLLD_Transaction::blockCount

Number of block to be transferred

◆ response

uint32_t MMCSDLLD_Transaction::response[4]

Command response per MMC device specification