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ext memory
The EMC interface supports two chip selects for dynamic memory and four chip selects for static memories. Both the NAND flash controllers share the same pins. Therefore, only one controller can be used at any time. The multi-level NAND Flash controller has a 528 Byte buffer to avoid CPU intervention while loading. A NAND checksum is also performed in hardware. The SD card controller is a standard interface and supports SD memory card specification 1.01.
PTM Published on: 2011-11-02