URL https://opencores.org/ocsvn/sd_card_controller/sd_card_controller/trunk

Subversion Repositories sd_card_controller

[/] [sd_card_controller/] [trunk/] [README.md] - Diff between revs 2 and 4

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	`=pod`

	`=head1 Wishbone SD Card Controller IP Core`

	`The Wishbone SD Card Controller IP Core is MMC/SD communication controller designed to be`
	`used in a System-on-Chip. IP core provides simple interface for any CPU with Wishbone`
	`bus. The communication between the MMC/SD card controller and MMC/SD card is performed`
	`according to the MMC/SD protocol.`

	`=head2 Features`

	`The MMC/SD card controller provides following features:`

	`- 1- or 4-bit MMC/SD mode (does not support SPI mode),`
	`- 32-bit Wishbone interface,`
	`- DMA engine for data transfers,`
	`- Interrupt generation on completion of data and command transactions,`
	`- Configurable data transfer block size,`
	`- Support for any command code (including multiple data block tranfser),`
	`- Support for R1, R1b, R2(136-bit), R3, R6 and R7 responses.`

	`=head2 Documentation`

	`The documentation is located in the doc/ directory.`

	`=cut`
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