SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: short __thiscall CMSComm::GetCommEvent(void)" 如何解决?谢谢!
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: virtual struct CRuntimeClass * __thiscall CMSComm::GetRuntimeClass(void)const " (?GetRuntimeClass@CMSComm@@UBEPAUCRuntimeClass@@XZ)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: struct tagVARIANT __thiscall CMSComm::GetInput(void)" (?GetInput@CMSComm@@QAE?AUtagVARIANT@@XZ)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetInputLen(short)" (?SetInputLen@CMSComm@@QAEXF@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetRThreshold(short)" (?SetRThreshold@CMSComm@@QAEXF@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetInputMode(long)" (?SetInputMode@CMSComm@@QAEXJ@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetSettings(char const *)" (?SetSettings@CMSComm@@QAEXPBD@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetCommPort(short)" (?SetCommPort@CMSComm@@QAEXF@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: void __thiscall CMSComm::SetPortOpen(int)" (?SetPortOpen@CMSComm@@QAEXH@Z)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: int __thiscall CMSComm::GetPortOpen(void)" (?GetPortOpen@CMSComm@@QAEHXZ)
SCommTestDlg.obj : error LNK2001: unresolved external symbol "public: short __thiscall CMSComm::GetCommEvent(void)" (?GetCommEvent@CMSComm@@QAEFXZ)
这是按照龚建伟串口调试助手打开和设置串口时,输入函数代码后出现的错误,请教是什么错误,该如何解决。