Hi Andrew, Scott and other guys. > > Since Andy is asleep (probably), I'll answer: > > Andy is implementing 'roll left' where the most significant bit of > > RANDOM will get copied to least significant position. > > Scott's explanation is correct; I wanted W to contain a rotated > copy of RANDOM. In other words, if RANDOM contained "abcdefgh", > I wanted W to contain "bcdefgha". Just a question for you guys. Are there any literature in the net you have found related to M sequence and methods to generate it for different lengths ? WBR Dmitry.