File list (Check if you may need any files):
Classic Software Collection
...........................\2.1异步通信软件模拟
...........................\...................\iofor232.c
...........................\...................\iofor232.LST
...........................\...................\iofor232.OBJ
...........................\...................\iofor232.Opt
...........................\...................\iofor232.plg
...........................\...................\iofor232.Uv2
...........................\...................\iofor232_Uv2.Bak
...........................\2.2基于RS-232的串口通信
...........................\.......................\RS232.c
...........................\.......................\VB程序.txt
...........................\2.3基于RS-485的多机通信
...........................\.......................\master.lnp
...........................\.......................\master.M51
...........................\.......................\master.Opt
...........................\.......................\master.plg
...........................\.......................\master.Uv2
...........................\.......................\master485.c
...........................\.......................\master485.LST
...........................\.......................\master485.OBJ
...........................\.......................\master_Opt.Bak
...........................\.......................\master_Uv2.Bak
...........................\.......................\slave.c
...........................\.......................\slave.LST
...........................\.......................\slave.OBJ
...........................\2.4 I2C总线协议的软件实现
...........................\.........................\viic.c
...........................\.........................\viic.LST
...........................\.........................\viic.OBJ
...........................\.........................\viic.Opt
...........................\.........................\viic.plg
...........................\.........................\viic.Uv2
...........................\.........................\viic_Opt.Bak
...........................\.........................\viic_Uv2.Bak
...........................\2.5 SPI总线在单片机系统中的实现
...........................\...............................\SPI
...........................\...............................\SPI.ASM
...........................\...............................\SPI.c
...........................\...............................\SPI.lnp
...........................\...............................\SPI.LST
...........................\...............................\SPI.M51
...........................\...............................\SPI.OBJ
...........................\...............................\SPI.Opt
...........................\...............................\SPI.plg
...........................\...............................\SPI.tmp
...........................\...............................\SPI.Uv2
...........................\...............................\SPI_Opt.Bak
...........................\...............................\SPI_Uv2.Bak
...........................\2.6单总线技术
...........................\.............\1-wire.c
...........................\.............\1-wire.LST
...........................\.............\1-wire.OBJ
...........................\.............\1-wire.Opt
...........................\.............\1-wire.plg
...........................\.............\1-wire.Uv2
...........................\.............\1-wire_Opt.Bak
...........................\.............\1-wire_Uv2.Bak
...........................\4.3典型外部数据存储器的使用
...........................\...........................\6264.c
...........................\4.4用铁电存储器扩展外部数据存储器
...........................\4.5 I2C接口EEPROM——AT24C512
...........................\.............................\93C46.C
...........................\.............................\AT93.Opt
...........................\.............................\AT93.plg
...........................\.............................\AT93.Uv2
...........................\4.6 SPI接口EEPROM的