A USB 2.0 to EXI adapter for SP1 or Slot A/B of the GameCube.
Once available you can buy one here: https://store.makstech.io/usb-dolphin
If you encounter any issues or have questions, join the Discord server for support.
Once a new firmware is available, the necessary files will appear under releases.
How to start the update process:
- Download the latest fw.bin file
- Copy the fw.bin file into the root directory of a FAT32 formatted USB stick or drive (exFAT will not work!)
- Plug the USB stick/drive into the USB Dolphin
- Turn on your GameCube
- Press the button on the USB Dolphin using a paperclip or similar to start the firmware update
- Wait until the green light is constantly on
- Restart the GameCube
Tip
If you need to buy an adapter the RTL8153 or RTL8156 chipset is recommended.
The following tables show an incomplete list of compatible chipsets/products and their limitations when using them with USB Dolphin.
| Chipset | Manufacturer | Max Link Speed | Auto MDIX | Max Frame Size | Protocol |
|---|---|---|---|---|---|
| RTL8153 | Realtek | 1 Gbit/s | ✅ | 2044 | CDC-ECM |
| RTL8156 | Realtek | 2.5 Gbit/s | ✅ | 2044 | CDC-ECM |
| AX88179B | ASIX | 1 Gbit/s | ✅ | 2040 | CDC-ECM |
| AX88772 | ASIX | 100 Mbit/s | ❌ | 1532 | Vendor |
| CH397 | WCH | 100 Mbit/s | ✅ | 2043 | CDC-ECM |
| NX7202 | Naxiang Technology | 100 Mbit/s | ✅ | 1514 | CDC-ECM |
| Chipset | Known Products |
|---|---|
| RTL8153 | TP-Link UE300 Simplecom NU301 |
| RTL8156 | UGREEN USB 2.5G (C) |
| AX88179B | UGREEN USB 1G * |
| AX88772 | Wii LAN Adapter |
| CH397 | |
| NX7202 |
* Not clear if the product always uses this chipset
Currently unsupported chipsets: AX88179, AX88772A, AX88772B, AX88772C
You can post the device info shown by UsbTreeView on the Discord server to clarify if an adapter is compatible.
- Silversteel for the PCB and amazing SP1 case design and his help in general
- Extrems, emukidid and everyone involved in creating Swiss