File list (Check if you may need any files):
RELEASE.130
README.1ST
BLINK.A51
DEMO.A51
ASEM32.BAT
C.BAT
INSTALL.BAT
ISP.BAT
KILLASEM.BAT
UPLOAD.BAT
ASEM_51.DOC
LICENSE.DOC
SUPPORT.DOC
ASEM.EXE
ASEM2MSG.EXE
ASEMW.EXE
ASEMX.EXE
COMPORT.EXE
CUSTOMIZ.EXE
HEXBIN.EXE
HEXBINW.EXE
RESET51.EXE
RTM.EXE
SLEEP.EXE
ASEM51.GIF
ASEMW.HTM
ASEM.ICO
ASEMX.ICO
73M2910.MCU
8044.MCU
8051.MCU
80512.MCU
80515.MCU
8052.MCU
80C310.MCU
80C320.MCU
80C324.MCU
80C390.MCU
80C515.MCU
80C517.MCU
80C52.MCU
80C521.MCU
83931AA.MCU
83931HA.MCU
83C151.MCU
83C152.MCU
83C154.MCU
83C154S.MCU
83C451.MCU
83C452.MCU
83C515A.MCU
83C51FX.MCU
83C51GB.MCU
83C51KB.MCU
83C51R.MCU
83C528.MCU
83C550.MCU
83C552.MCU
83C562.MCU
83C652.MCU
83C750.MCU
83C751.MCU
83C752.MCU
83C754.MCU
83C851.MCU
83C852.MCU
87C520.MCU
87C530.MCU
87C550.MCU
87F51RC.MCU
87LPC762.MCU
87LPC768.MCU
89C1051.MCU
89C2051.MCU
89C420.MCU
89C52.MCU
89S4D12.MCU
89S51.MCU
89S52.MCU
89S53.MCU
89S8252.MCU
AN2131.MCU
C501.MCU
C502.MCU
C503.MCU
C504.MCU
C509.MCU
C511.MCU
C513.MCU
C513AO.MCU
C515.MCU
C515A.MCU
C515C.MCU
C517A.MCU
C540U.MCU
C541U.MCU
COM20051.MCU
DS5000.MCU
DS5001.MCU
MAX7651.MCU