里边涵盖了P89V51单片机制作中的一些程序，非常关键

软件\Flash Magic\ChecksumDemo\8051\checksum.c
....\...........\............\....\checksum.h
....\...........\............\....\kchecksumdemo.hex
....\...........\............\....\kchecksumdemo.uv2
....\...........\............\....\main.c
....\...........\............\....\rchecksumdemo.hex
....\...........\............\....\rchecksumdemo.prj
....\...........\............\XA\checksum.c
....\...........\............\..\checksum.h
....\...........\............\..\main.c
....\...........\............\..\rchecksumdemo.hex
....\...........\............\..\rchecksumdemo.prj
....\...........\............\..\tchecksumdemo.hex
....\...........\............\..\tchecksumdemo.pjt
....\...........\EmbeddedHints.dll
....\...........\FlashMagic.dll
....\...........\FlashMagic.exe
....\...........\FlashMagicARM.dll
....\...........\FM.EXE
....\...........\JIT Examples\Manual Serial Number\How to build and use.txt
....\...........\............\....................\mainform.cpp
....\...........\............\....................\mainform.dfm
....\...........\............\....................\mainform.h
....\...........\............\....................\mainform.obj
....\...........\............\....................\ManualSerialNumber.bpr
....\...........\............\....................\ManualSerialNumber.cpp
....\...........\............\....................\ManualSerialNumber.exe
....\...........\............\....................\ManualSerialNumber.obj
....\...........\............\....................\ManualSerialNumber.res
....\...........\............\Simple Serial Number\build.bat
....\...........\............\....................\hexfile.c
....\...........\............\....................\hexfile.h
....\...........\............\....................\How to build and use.txt
....\...........\............\....................\main.c
....\...........\............\....................\serialnumber.exe
....\...........\Manual.pdf
....\...........\Release Notes.txt
....\...........\StartBootROMDemo\8051\kstartbootrom.hex
....\...........\................\....\kstartbootrom.uv2
....\...........\................\....\main.c
....\...........\................\....\reg51rx2.h
....\...........\................\....\rstartbootrom.hex
....\...........\................\....\rstartbootrom.prj
....\...........\................\....\rx2iaplib.a51
....\...........\................\....\rx2iaplib.h
....\...........\unins000.dat
....\...........\unins000.exe
....\Keil\c51v802.exe
....\....\Keil_lic_v2.exe
....\....\安装说明.txt
....\usb to 232\setup.exe
....\Flash Magic\ChecksumDemo\8051
....\...........\............\XA
....\...........\JIT Examples\Manual Serial Number
....\...........\............\Simple Serial Number
....\...........\StartBootROMDemo\8051
....\...........\ChecksumDemo
....\...........\JIT Examples
....\...........\StartBootROMDemo
....\Flash Magic
....\Keil
....\usb to 232