This is a C51 microcontroller to manage the source code of 485, we need it.

22 RS485通信
............\485（PC-从站）
............\..............\C程序
............\..............\.....\232.c
............\..............\.....\232.LST
............\..............\.....\232.OBJ
............\..............\.....\232.__i
............\..............\.....\int
............\..............\.....\int.hex
............\..............\.....\int.lnp
............\..............\.....\int.M51
............\..............\.....\int.Opt
............\..............\.....\int.plg
............\..............\.....\int.Uv2
............\..............\.....\int_Opt.Bak
............\..............\.....\int_Uv2.Bak
............\..............\.....\mainfun.LST
............\..............\.....\mainfun.OBJ
............\..............\.....\STARTUP.A51
............\..............\.....\STARTUP.LST
............\..............\.....\STARTUP.OBJ
............\..............\接线图.bmp
............\..............\说明.txt
............\485（从站-从站）
............\................\A机
............\................\...\232.c
............\................\...\232.LST
............\................\...\232.OBJ
............\................\...\232.__i
............\................\...\int
............\................\...\int.hex
............\................\...\int.lnp
............\................\...\int.M51
............\................\...\int.Opt
............\................\...\int.plg
............\................\...\int.Uv2
............\................\...\int_Opt.Bak
............\................\...\int_Uv2.Bak
............\................\...\mainfun.LST
............\................\...\mainfun.OBJ
............\................\...\STARTUP.A51
............\................\...\STARTUP.LST
............\................\...\STARTUP.OBJ
............\................\B机
............\................\...\232.c
............\................\...\232.LST
............\................\...\232.OBJ
............\................\...\232.__i
............\................\...\int
............\................\...\int.hex
............\................\...\int.lnp
............\................\...\int.M51
............\................\...\int.Opt
............\................\...\int.plg
............\................\...\int.Uv2
............\................\...\int_Opt.Bak
............\................\...\int_Uv2.Bak
............\................\...\mainfun.LST
............\................\...\mainfun.OBJ
............\................\...\STARTUP.A51
............\................\...\STARTUP.LST
............\................\...\STARTUP.OBJ
............\................\接线图.jpg
............\................\说明.txt
............\datasheet-相关芯片手册
............\......................\max485.pdf

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