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            7.  회로  설계하기
                가.  전체  회로도


















                          MOSFET과  열선패드                                            LCD






















                             스텝모터  모듈                                           DS18B20






















                                                         HC-06

                                    스텝모터와  열선패드는  각각  두  개씩    사용했다.
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