subject_16111.htm

一些关于vc的问答

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序号：16111 发表者：GuoSY 发表日期：2002-09-25 15:32:43
<br>主题：如何向手机发送at命令？？
<br>内容：请教各位高手，手机通过串口连接电脑，如何发送AT命令，格式是什么？急急急！！！直接使用WriteFile向串口写吗？
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回复者：GuoSY 回复日期：2002-09-25 15:36:04
<br>内容：如果通过红外线连接手机和电脑，如何写程序？？通过什么方式访问？？各位大侠帮帮忙吧。
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<font color=red>答案被接受</font><br>回复者：Redspider 回复日期：2002-09-27 16:54:41
<br>内容：写串口的话用createfile/writefile就可以了。重要的是at命令集。
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回复者：Redspider 回复日期：2002-09-27 16:55:22
<br>内容：IrDA我没用过，这是msdn上找到的一段代码，你试试看吧<BR><BR>SOCKADDR_IRDA&nbsp;&nbsp;&nbsp;&nbsp; DestSockAddr = { AF_IRDA, 0, 0, 0, 0, "SampleIrDAService" };<BR><BR>#define DEVICE_LIST_LEN&nbsp;&nbsp;&nbsp;&nbsp;10<BR><BR>unsigned char&nbsp;&nbsp;&nbsp;&nbsp;DevListBuff[sizeof(DEVICELIST) –<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; sizeof(IRDA_DEVICE_INFO) +<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (sizeof(IRDA_DEVICE_INFO) * DEVICE_LIST_LEN)];<BR>int&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DevListLen&nbsp;&nbsp;&nbsp;&nbsp;= sizeof(DevListBuff);<BR>PDEVICELIST&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;pDevList&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;= (PDEVICELIST) &DevListBuff;<BR><BR>pDevList-&gt;numDevice = 0;<BR><BR>// Sock is not in connected state<BR>if (getsockopt(Sock, SOL_IRLMP, IRLMP_ENUMDEVICES,<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; (char *) pDevList, &DevListLen) == SOCKET_ERROR)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// WSAGetLastError <BR>}<BR><BR>if (pDevList-&gt;numDevice == 0)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// no devices discovered or cached<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// not a bad idea to run a couple of times<BR>}<BR>else<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; // one per discovered device<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; for (i = 0; i &lt; (int) pDevList-&gt;numDevice; i++)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// typedef struct _IRDA_DEVICE_INFO<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// {<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp; u_char&nbsp;&nbsp;&nbsp;&nbsp;irdaDeviceID[4];<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp; char&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;irdaDeviceName[22];<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp; u_char&nbsp;&nbsp;&nbsp;&nbsp;irdaDeviceHints1;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp; u_char&nbsp;&nbsp;&nbsp;&nbsp;irdaDeviceHints2;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;//&nbsp;&nbsp;&nbsp;&nbsp; u_char&nbsp;&nbsp;&nbsp;&nbsp;irdaCharSet;<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// } _IRDA_DEVICE_INFO;<BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// pDevList-&gt;Device[i]. see _IRDA_DEVICE_INFO for fields<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// display the device names and let the user select one<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }<BR>}<BR><BR>// assume the user selected the first device [0]<BR>memcpy(&DestSockAddr.irdaDeviceID[0], &pDevList-&gt;Device[0].irdaDeviceID[0], 4);<BR><BR>if (connect(Sock, (const struct sockaddr *) &DestSockAddr,<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;sizeof(SOCKADDR_IRDA)) == SOCKET_ERROR)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; // WSAGetLastError<BR>}
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回复者：GuoSY 回复日期：2002-09-28 13:19:25
<br>内容：Redspider，谢谢你，主要问题不是操作串口，而是手机AT指令的发送，现在我用诺基亚8210连接到电脑上，想写程序控制手机发送短消息，找不到针对8210的AT指令，下载了诺基亚的一个sdk，只能发英文，你贴的代码我感觉好像是红外线socket编程，我也找到了，感觉没什么用，谢谢你。
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回复者：chinazuo305 回复日期：2002-09-30 10:08:09
<br>内容：你是想要AT命令表吗,网上挺多的呀,我这边有些给你看看.<BR>http://www.wap86.net/sms/sms_at_2.asp<BR>这个网站还有SMS的原理
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回复者：chinazuo305 回复日期：2002-09-30 14:34:08
<br>内容：呵呵,我在7650,不过我还没有机子可以测试,不过马上就要有了,我好兴奋啊.
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