Firmware information
  CD−R CD−RW DVD−R DVD−RW DVD+R DVD+RW DVD+R DL DVD−R DL DVD−RAM
Strategies 1.07BF 1.00 1.09CF 1.08 1.12CF 1.06 1.09 1.12 1.12BF
Bitsetting   No No Yes  
Date1 (*) 2006-10-11
Date2 (*) 2006-07-19

(*) 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-5170A firmware 1.11b. The letter b was used to indicate that this is the second known 1.11 firmware for the Optiarc AD-5170A