Is eMMC 8-bit data bus mode supported on Cyclone® V SoC and Arria® V SoC? - Is eMMC 8-bit data bus mode supported on Cyclone® V SoC and Arria® V SoC? 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. Custom Fields values: ['novalue'] Troubleshooting FB: 320076 CV_5V4; False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 18.0 14.0 ['Arria® V FPGAs and SoCs', 'Arria® V ST FPGA', 'Arria® V SX FPGA', 'Cyclone® V SE FPGA', 'Cyclone® V ST FPGA', 'Cyclone® V SX FPGA'] ['novalue'] ['novalue'] ['novalue']