5、turedetectionandA/Dconversioncircuitmodule.thetemperaturemoduleGatheringoutsidetemperature by NTCthermistor.theMCUcontrolmoduleusingMSP430singlechipmicrocomputertorealizetheautomaticcontrolofthesystem.ThemoduleselectsNTCthermistortocollecttheexternaltemperatureandconvertstotheline