Intel® Agilex™ Hard Processor System Technical Reference Manual

ID 683567
Date 2/14/2023
Public

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16.1.3. MMC Support Matrix

Table 125.  MMC Support Matrix
Card Device Type Max Clock Speed (MHz) Max Data Rate (MBps) Bus Modes Supported Bus Speed Modes Supported
1 bit 4 bit 8 bit Default Speed High Speed
MMC 20 2.5      
RSMMC 20 10  
MMCPlus 50 25
50    
MMCMobile 50 6.5    
eMMC 50 25
50    
Note: The Intel® Agilex™ HPS supports only 1.8V signaling. For flash devices that do not use 1.8V signaling, you must use an external level shifter.
Note: Although all device types, except MMC and RSMMC, support the DDR bus speed mode; the HPS does not support this mode.