massage chairs software development practices, VB- PIC communications problems, the main problem is the serial communication

VB-PIC-sorce-code-Rev-1
.......................\DB1.mdb
.......................\DB1Form.frm
.......................\define_var.bas
.......................\DocHex.bas
.......................\frmA1.frm
.......................\frmA1.frx
.......................\frmB1.frm
.......................\frmB1.frx
.......................\frmCOM.frm
.......................\frmComplier.frm
.......................\frmDownLoad.frm
.......................\frmHelp.frm
.......................\HexDoc.bas
.......................\MainForm.frm
.......................\MSSCCPRJ.SCC
.......................\Project.exe
.......................\Project.PDM
.......................\Project.vbp
.......................\Project.vbw
.......................\readme.txt
.......................\VB-SETUP
.......................\........\Project.CAB
.......................\........\setup.exe
.......................\........\SETUP.LST
.......................\........\Support
.......................\........\.......\ADODCCHS.DLL
.......................\........\.......\asycfilt.dll
.......................\........\.......\COMCAT.DLL
.......................\........\.......\DATGDCHS.DLL
.......................\........\.......\msado20.tlb
.......................\........\.......\MSADODC.OCX
.......................\........\.......\MSBIND.DLL
.......................\........\.......\MSCMCCHS.DLL
.......................\........\.......\MSCOMCHS.DLL
.......................\........\.......\MSCOMCTL.OCX
.......................\........\.......\MSCOMM32.OCX
.......................\........\.......\MSDATGRD.OCX
.......................\........\.......\msstdfmt.dll
.......................\........\.......\msvbvm60.dll
.......................\........\.......\oleaut32.dll
.......................\........\.......\olepro32.dll
.......................\........\.......\Project.BAT
.......................\........\.......\Project.DDF
.......................\........\.......\Project.exe
.......................\........\.......\SETUP.EXE
.......................\........\.......\Setup.Lst
.......................\........\.......\SETUP1.EXE
.......................\........\.......\ST6UNST.EXE
.......................\........\.......\STDFTCHS.DLL
.......................\........\.......\stdole2.tlb
.......................\........\.......\VB6CHS.DLL
.......................\........\.......\VB6STKIT.DLL

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