CentralNotice Linear feedback shift register From Wikipedia, the free encyclopedia Jump to: navigation , search "LFSR" redirects here. For the airport using that ICAO code, see Reims – Champagne Air Base . This article has multiple issues. Please help improve it or discuss these issues on the talk page . This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed. (March 2009) This article includes a list of references , but its sources remain unclear because it has insufficient inline citations . Please help to improve this article by introducing more precise citations. (April 2009) A 4-bit Fibonacci LFSR with its state diagram. The XOR gate provides feedback to the register that shifts bits from left to right...