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孔徽植 관동대학교 1997 關大論文集 Vol.25 No.2
This dissertation was aimed to design a control purpose μ-PD70320-based control system for bidirectional servo drive of multi D.C. Motor. Microprocessor has characteristics that are low cost, simple hardware organization, convenient and interchangeable with the I80X86 for the servo system. The birectional control of D.C. motor system was realized bay bridge circuit with MOSFET. Users can select of suitable for the driving command and motor identification number with key-board input and keep on eye for motor state with LCD display. As a practical application, it is applied to automatic opening and shutting control system for environment of agricultural vynil or green house. In the result of implementation and field-test shown a good performance.