SOPC Builder Not Supported for DDR SDRAM Controller with ALTMEMPHY - SOPC Builder Not Supported for DDR SDRAM Controller with ALTMEMPHY Description SOPC Builder does not support the DDR SDRAM Controller with ALTMEMPHY in version 10.1. The DDR2 SDRAM Controller with ALTMEMPHY is supported. This issue affects all configurations. Your design fails. Resolution There is no workaround for this issue. This issue will be fixed in a future version of the DDR SDRAM Controller with ALTMEMPHY IP. Custom Fields values: ['novalue'] Troubleshooting novalue True ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 10.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']