1.Taking a self- developed test system as an example, this article introduces the CPU of singlechip AT89C2061 and its application in online test damaged single box cigarette in GDI and GD2 packing machine production course.
2."Computer Basic Knowledge Distant Leaning Course "a set of six volume, with box packing, each pack sells HK$550. Had printed 2,000 sets, already completely sold.
