This is the base version. It appears in your audio software settings simply as "ASIO driver" or "Thesycon USB Audio ASIO Driver." It offers standard buffer sizes (64, 128, 256, 512 samples) and basic duplex operation.
If you are a developer looking to implement the driver, the most practical "papers" are the integration manuals provided to hardware manufacturers. thesycon asio driver
Cause: Firmware mismatch or USB power issues. Fix: Try a different USB port (avoid USB hubs). Update the firmware of your audio device. Reinstall the Thesycon driver. This is the base version
Thesycon does not sell drivers directly to consumers. Instead, they license different tiers to manufacturers. You may see these names in your DAW: Cause: Firmware mismatch or USB power issues