| Version | Description |
| 1.06 | Changed default value for volMethod to "0". |
| 1.05 | Added driver_add_entries(). |
| 1.04 | Converted to use the VolComp class. |
| 1.03 | Converted to Unicode. |
| 1.02 | Added option to turn on and off the hardware handshaking. |
| 1.01 | Added use of INIShowActiveValues and other miscellaneous version 3.x related cleanup. Added the use of the global_force_debug flag. |
| 1.00 | This is the initial version. |