"Stc-isp-v4.80-not-setup.EXE" STC com download 4.8 complete source code, has been tested.
File list:
test-hex
.......\BINCTR-16k.bin
.......\BINCTR-32k.bin
.......\BINCTR-62k.bin
.......\BINCTR-64k.bin
.......\BINCTR-8k.bin
.......\BINCTR.HEX
.......\LOOP_P0_P1_P2_P3_P4.hex
.......\nul-ffh.bin
.......\PENDB-16k.bin
.......\PENDB-32k.bin
.......\PENDB-62k.bin
.......\PENDB-64k.bin
.......\PENDB-8k.bin
.......\PENDB.HEX
.......\STC2000.rom
.......\STC516_2003.rom
.......\STC58_2003.rom
.......\test_p0_p1_p2_p3.hex
.......\TWOBALL-16k.bin
.......\twoball-1k.bin
.......\twoball-2k.bin
.......\TWOBALL-32k.bin
.......\twoball-3k.bin
.......\twoball-4k.bin
.......\twoball-512.bin
.......\twoball-5k.bin
.......\TWOBALL-62k.bin
.......\TWOBALL-64k.bin
.......\twoball-6k.bin
.......\twoball-7k.bin
.......\TWOBALL-8k.bin
.......\TWOBALL.HEX
.......\zero-00.bin
asycfilt.dll
CMDLGCHS.DLL
COMCAT.DLL
COMDLG32.OCX
DATGDCHS.DLL
expsrv.dll
MSCMCCHS.DLL
MSCOMCHS.DLL
MSCOMCTL.OCX
MSCOMM32.OCX
MSDATGRD.OCX
MSJET35.DLL
MSJINT35.DLL
MSJTER35.DLL
MSRD2X35.DLL
MSREPL35.DLL
MSSTDFMT.DLL
msvbvm60.dll
MSVCRT40.DLL
oleaut32.dll
olepro32.dll
Setup.Lst
STC_ISP_V480.BAT
STC_ISP_V480.DDF
STC_ISP_V480.exe
stdole2.tlb
VB5DB.DLL
VB6CHS.DLL
VB6STKIT.DLL
vbajet32.dll