Firmware information
  CD−R CD−RW DVD−R DVD−RW DVD+R DVD+RW DVD+R DL DVD−R DL DVD−RAM
Strategies 1.04 1.09 1.21GEN 1.14 1.17GEN 1.19GEN 1.12GEN 1.07GEN 1.18
Bitsetting   No No Yes  
Date1 (*) 2007-06-14
Date2 (*) 2007-06-14

(*) Date 1 seems to be related to the strategy version while date 2 seems to be related to the main firmware code

The following firmwares are included:

This is the stock Optiarc AD-5540A firmware 2.63