5、hardwareandsystemsoftwareprogramming,andsoon.Onthespecificdesignofthecircuitandthecorrespondingresults,andaregiveninthetextoftheprincipleofthehardwareandsoftwareflowchart.KeyWords:Universal Serial BusData AcquisitionSignalChip28长春理工大学毕业设计目录第一章绪论1第二章方案选择和总