BYTE ORIENTED DC BALANCED ( 0 , 4 ) 83 / 10 B PARTITIONED BLOCK TRANSMISSION CODE

[5 6] Record Storage Apparatus,” IBM Technical Disclosure Bulletin, vol. 18, No. 10, Mar. 1976, pp. 3147-3149. “Binary Code Suitable for Line Transmission,” in Elec tronics Letters, Feb. 20th 1969, vol. 5, No.4, pp. 79-81. W. W. Peterson et al., “Cyclic Codes for Error Detec tion,” Proceedings IRE, vol. 49, pp. 228-235, Jan. 1961, Theorem 8. John F. Wakerly, “Documentation Standards Clarify Design,” Computer Design, Feb. 1977, pp. 75-85. Primary Examiner—C. D. Miller Attorney, Agent, or Firm—-Roy R. Schlemmer