h6. [[USBDriver]] h6(. » [[USBDriver SWI Calls|SWI Calls]] h6((. » USBDriver_Version h2. USBDriver_Version h5. (SWI &54A45) |_<^{width:4em}. Entry | | |<^. - |<^. - | |_<^{width:4em}. Exit | | |<^. R0 |<^. Module version number * 100 | h4. Use This SWI is intended to allow host controllers to check whether they are compatible with USBDriver prior to [[USBDriver_RegisterBus|registering]]. h4. Notes This SWI was introduced in USBDriver 0.49. h4. See also * [[USBDriver_RegisterBus]]