File list (Check if you may need any files):
Code\232通话板\AMBEDemo232_C51\AMBEDemo232P.hex
....\.........\...............\AMBEDemo232S.hex
....\.........\...............\Demo232.C
....\.........\...............\Demo232.h
....\.........\AMBEDemo232_C51.rar
....\.........\STC232_C51\Readme.txt
....\.........\..........\STARTUP.A51
....\.........\..........\stc.h
....\.........\..........\STC232.C
....\.........\..........\STC232.LST
....\.........\..........\STC232.OBJ
....\.........\..........\STC232P.hex
....\.........\..........\STC232S.hex
....\.........\..........\STC_NEW_8051.H
....\.........\..........\test
....\.........\..........\test.hex
....\.........\..........\test.M51
....\.........\..........\test.Opt
....\.........\..........\test.plg
....\.........\..........\test.Uv2
....\.........\..........\test_Opt.Bak
....\.........\..........\test_Uv2.Bak
....\.........\STC232_C51.rar
....\单板\AMBELPDEMO_C51\AMBELPDEMO.hex
....\....\..............\Demo232.h
....\....\..............\LPDemo.C
....\....\..............\Readme.txt
....\....\..............\静音帧数据.txt
....\....\AMBELPDEMO_C51.rar
....\....\STCLP_C51\Readme.txt
....\....\.........\stc.C
....\....\.........\stc.h
....\....\.........\stc.LST
....\....\.........\stc.OBJ
....\....\.........\STCLPP.hex
....\....\.........\STCLPS.hex
....\....\.........\STC_NEW_8051.H
....\....\.........\test232
....\....\.........\test232.hex
....\....\.........\test232.M51
....\....\.........\test232.Opt
....\....\.........\test232.plg
....\....\.........\test232.Uv2
....\....\.........\test232_Opt.Bak
....\....\.........\test232_Uv2.Bak
....\....\STCLP_C51.rar
....\232通话板\AMBEDemo232_C51
....\.........\STC232_C51
....\单板\AMBELPDEMO_C51
....\....\STCLP_C51
....\232通话板
....\单板
Code