Study notes for technicians : microprocessor based systems levels 4 and 5 / R.C. Holland. Holland, R. C. Microprocessors. Microprocessors Programming. Microcomputers. TK7895.M5 H65 1984 621.3817 19 HOS Includes Index. London ; New York : McGraw-Hill, c1984. c1984. 1984 Text vi, 116 p. : eng McGraw-Hill study notes for technicians series.