58.6.3 Secure Digital MultiMedia Card Controller (SDMMC)

The Secure Digital MultiMedia Card Controller (SDMMC) complies with the following specifications:
  • SD Host Controller Standard Specification Version 3.00
  • Embedded MultiMedia Card Specification (e.MMC) Version 4.51
    • e.MMC Default Speed (Maximum SDCLK Frequency = 26 MHz)
    • e.MMC High Speed (Maximum SDCLK Frequency = 52 MHz)
    • e.MMC High Speed DDR (Maximum SDCLK Frequency = 52 MHz)
  • SD Memory Card Specification Version 3.00
  • SDIO Specification Version 3.00
    • SD/SDIO Default Speed (Maximum SDCLK Frequency = 25 MHz)
    • SD/SDIO High Speed (Maximum SDCLK Frequency = 50 MHz)