Article ID: 000087220 Content Type: Troubleshooting Last Reviewed: 04/14/2023

Is eMMC 8-bit data bus mode supported on Cyclone® V SoC and Arria® V SoC?

Environment

  • Intel® Quartus® Prime Pro Edition
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    Yes, the SDMMC controller on Cyclone® V SoC and Arria® V SoC does support an 8-bit data bus for eMMC.

    The Hard Processor System Technical Reference Manual incorrectly states support for 1-bit and 4-bit data buses only.

    Resolution

    This error has been fixed in the Cyclone V Hard Processor System Technical Reference Manual.

    Related Products

    This article applies to 6 products

    Cyclone® V SX SoC FPGA
    Cyclone® V ST SoC FPGA
    Cyclone® V SE SoC FPGA
    Arria® V FPGAs and SoC FPGAs
    Arria® V ST SoC FPGA
    Arria® V SX SoC FPGA