If you are trying to get a Serial Port to work, you likely need the driver for the I/O Controller chip on the expansion card (e.g., MosChip, NetMos, or Oxford), not the ASMedia bridge itself. 📂 How to Install and Update
If possible, move the PCI card to a different slot to trigger a new IRQ assignment. Legacy Hardware Limitations asmedia asm1083 serial port driver windows 10
Does the device show up as or "Standard PCI-to-PCI Bridge" ? If you are trying to get a Serial
Check the physical markings on the largest chip on your PCI card to find the correct manufacturer's driver website. To help you get this running, could you tell me: Check the physical markings on the largest chip
If the ASMedia bridge is working, but your Serial Port is not, you need the driver for the controller sitting on top of that bridge. Common chips include: MosChip (MCS98xx series) Oxford (OXPCIe series)
If you are certain the Serial Port isn't working due to the bridge: Right-click the device in . Select Properties > Details . Change the dropdown to Hardware Ids .
The chip should be recognized automatically as a "Standard PCI-to-PCI Bridge" in Device Manager.