gpio 설정

GpioCtrlRegsGPxMUX1.bit = gpio 설정 '0'

GpioCtrlRegsGPxDIR1.bit = 입출력 설정 '0' == input

                                                         '1' == output

GpioDataRegs.GPxSET.bit = '1' == HIGH

GpioDataRegs.GPxCLEAR.bit =  '1' == LOW