Why does HPS EMAC MDIO not work when routed to FPGA IO on Agilex™ 5 designs? - Why does HPS EMAC MDIO not work when routed to FPGA IO on Agilex™ 5 designs? Description Due to a problem in the Quartus™ Prime Pro Edition Software version 24.1, when routed to FPGA IO, the HPS EMAC MDIO does not work as expected for designs targeting Agilex™ 5 device. You will be able to route MDIO to FPGA IO in Platform Designer and generate the design without errors, but the actual input and output will always be 0. Resolution A patch is available to fix this problem for the Quartus® Prime Pro Edition Software version 24.1. Download and install Patch 0.19 from the following links: Quartus™ Prime Pro Edition Software v24.1 Patch 0.19 for Windows (.exe) Quartus™ Prime Pro Edition Software v24.1 Patch 0.19 for Linux (.run) Readme for Quartus™ Prime Pro Edition Software v24.1 Patch 0.19 (.txt) This probl em has been fixed in a future release of the Quartus™ Prime Pro Edition software version 24.2 and later versions.. Custom Fields values: ['novalue'] Troubleshooting 15015992268/15015992760 True ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 24.2 24.1 ['Agilex™ 5 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']