FIELD: information technology.
SUBSTANCE: changeable code unit containing connector, circuit protection unit, coupler unit, control unit and memory unit interconnected in series by bidirectional communication lines where power supply control unit is additionally introduced the input of which is connected with the second output of connector and output is connected with the second output of control unit. In this scheme, circuit protection unit is made as two transistor keys connected to power bus and common bus.
EFFECT: elimination of effect of electrical interference and external electromagnetic fields.
2 dwg
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Authors
Dates
2012-04-10—Published
2010-10-18—Filed