详细说明：基于nucleus操作系统的GPRS无线数据传输终端全套源文件。包括支持ARM7的BSP,操作系统，GPRS驱动，PPP协议栈，TCP/UDP/IP/TFTP协议栈和数据传输应用程序。这套成熟可靠，在产品中应用。还包含以太网驱动和文件系统。文件列表: WDTU3.0-config - modify 20060518 ....\WDTU3.0-config ok-RTL8019-OK 20060417 ....\.......\bsp4sc ....\.......\...\44b.h ....\.......\...\44blib.c ....\.......\...\44blib.h ....\.......\...\44blib_a.s ....\.......\...\BSP.S ....\.......\...\CVS ....\.......\...\..\Base ....\.......\...\..\..\44b.h ....\.......\...\..\..\44blib.c ....\.......\...\..\..\44blib.h ....\.......\...\..\..\44blib_a.s ....\.......\...\..\..\BSP.S ....\.......\...\..\..\Def.h ....\.......\...\..\..\Iis.c ....\.......\...\..\..\Iis.h ....\.......\...\..\..\int.s ....\.......\...\..\..\Option.h ....\.......\...\..\..\readme.txt ....\.......\...\..\Baserev ....\.......\...\..\Entries ....\.......\...\Def.h ....\.......\...\Iis.c ....\.......\...\Iis.h ....\.......\...\int.s ....\.......\...\Option.h ....\.......\...\readme.txt ....\.......\config3.0 ....\.......\.....\config.c ....\.......\.....\config_defs.h ....\.......\.....\config_extr.h ....\.......\.....\flash.c ....\.......\.....\flash_extr.h ....\.......\CVS ....\.......\..\Base ....\.......\..\..\readme.txt ....\.......\DEMO ....\.......\..\CVS ....\.......\..\..\Base ....\.......\..\..\..\readme.txt ....\.......\..\Demoplus ....\.......\..\....\CVS ....\.......\..\....\..\Base ....\.......\..\....\..\..\DEMO.C ....\.......\..\....\..\..\sdc.c ....\.......\..\....\DEMO.C ....\.......\..\....\sdc.c ....\.......\..\demoppp ....\.......\..\....\CVS ....\.......\..\....\dialup ....\.......\..\....\...\CVS ....\.......\..\....\...\TCPcli ....\.......\..\....\...\...\CVS ....\.......\..\....\...\...\..\Base ....\.......\..\....\...\...\..\..\PPP_TCPclient_Dialup_Demo.dsp ....\.......\..\....\...\...\..\..\PPP_TCPclient_Dialup_Demo.EDE ....\.......\..\....\...\...\..\..\TCPcli.bat ....\.......\..\....\...\...\..\..\TCPCLI.C ....\.......\..\....\...\...\..\Entries ....\.......\..\....\...\...\PPP_TCPclient_Dialup_Demo.dsp ....\.......\..\....\...\...\PPP_TCPclient_Dialup_Demo.EDE ....\.......\..\....\...\...\TCPcli.bat ....\.......\..\....\...\...\TCPCLI.C ....\.......\..\....\...\TCPserv……