EC20 HTTP 图片传输

发现一个MQTT监控工具:实现订阅和推送消息

http://qcsdn.com/q/a/287571.html

mqttfx-1.7.0-windows-x64.exe下载

EC20 HTTP 图片传输_第1张图片

 

EC20 HTTP 图片传输_第2张图片

摄像头拍照

//App_Printf("take_photo_flag1=%d\r\n",take_photo_flag);
ulecutionCount = ( uint32_t ) pvTimerGetTimerID( SD_Renewal_Handle );
if(take_photo_flag==1){take_photo_flag_time++;}
else take_photo_flag_time=0;
if((ulecutionCount>=60)||(take_photo_flag_time>=10))
{
	Audio_playback("\"开始拍照\"");
	take_photo_flag_time=0;
	if(PlatformMode==1)
	{
		memset(APP_SD_pic_buf,0,sizeof(APP_SD_pic_buf));
		sprintf((char*)APP_SD_pic_buf,"%04d%02d%02d%02d%02d.jpg",SocketGPS->utc.year,SocketGPS->utc.month,SocketGPS->utc.date,SocketGPS->utc.hour,SocketGPS->utc.min);			
		App_Printf("\r\nAPP_SD_pic_buf %s\r\n",APP_SD_pic_buf);
		App_Printf("开始拍照\r\n");
		vTaskDelay(500);
		HTTP_Camera_Command_Read(APP_SD_pic_buf);
		if(take_photo_flag==1)
		{
			Audio_playback("\"效准拍照成功\"");
		}
		take_photo_flag=0;	
	}
	ulecutionCount = 0;
	vTimerSetTimerID( SD_Renewal_Handle, ( void * ) ulecutionCount );	
}
 /*******************************************************************************
函数名:HTTP_Camera_Command_Read
描述:  得到拍照的数据
输入:  无
输出:  [期望内容等于实际回显内容返回1,否则0]
调用:  内部调用
*******************************************************************************/
char HTTP_Camera_Command_Read(char *pictime)
{
	uint8_t Tbuf[7]={0x5A ,0x4D, 0x01, 0x01, 0x00, 0x5A, 0x23};//读长度
	usart3_buf.USART_Length = 0;
	memset(usart3_buf.USART_BUFF,0,sizeof(usart3_buf.USART_BUFF));
	Usart3_Send(Tbuf,7);
	vTaskDelay(3000);
	if (usart3_buf.USART_Length != 0)
	{
		if((usart3_buf.USART_BUFF[0]==0XFF)&&(usart3_buf.USART_BUFF[1]==0XD8)&&(usart3_buf.USART_BUFF[usart3_buf.USART_Length-2]==0XFF)&&(usart3_buf.USART_BUFF[usart3_buf.USART_Length-1]==0XD9))
		{
			App_Printf("usart3_buf.USART_BUFF[usart3_buf.USART_Length-2]=%d,usart3_buf.USART_BUFF[usart3_buf.USART_Length-1]=%d\r\n",usart3_buf.USART_BUFF[usart3_buf.USART_Length-2],usart3_buf.USART_BUFF[usart3_buf.USART_Length-1]);
			App_Printf("获取到图片长度:%d\r\n",usart3_buf.USART_Length);				
			FATFS_storepicFile(pictime,usart3_buf.USART_Length,usart3_buf.USART_BUFF);//写入SD卡	
			return 1;	
		}
	}
	return 0;		
}
uint8_t FATFS_storepicFile(char *name,uint32_t picsize,uint8_t *picbuf)
{	
	FRESULT res;

	FIL fsrc;
	UINT br;
	uint8_t buffer[1];
	uint32_t size=0;
	char rambuf[50];
	memset(rambuf,0,sizeof(rambuf));
	sprintf(rambuf,"0:/PHOTO/%s",name);
	//res = f_open(&fsrc, "0:/PHOTO/1.jpg",FA_OPEN_ALWAYS|FA_WRITE|FA_READ);
	res = f_open(&fsrc, rambuf, FA_OPEN_ALWAYS|FA_WRITE); 	
	//res = f_open(&fsrc, rambuf, FA_OPEN_ALWAYS|FA_WRITE);
	//App_Printf("%d\r\n",res);	
	if ( res == FR_OK )
	{
		App_Printf("》打开/创建FatFs读写测试文件.txt文件成功,向文件写入数据。\r\n");
		/* 将指定存储区内容写入到文件内 */
		for(size=0;size

 

HTTP上传

App_Printf("上传照片\r\n");

HTTP_Land();//HTTP初始化 //123456.txt
//"123456.txt";
FATFS_ReadFile((char *)Pic_SD.PICFile[Pic_SD.number-1].name);//写入EC20数据		
//FATFS_ReadFile((char *)"2001.jpg");		

memset(APP_HTTP_pic_url_buf,0,sizeof(APP_HTTP_pic_url_buf));
sprintf((char*)APP_HTTP_pic_url_buf,"http://118.178.120.152:34210/api/file/%s",Pic_SD.PICFile[Pic_SD.number-1].name);
//sprintf((char*)APP_HTTP_pic_url_buf,"http://118.178.120.152:34210/api/file/2001.jpg");
 
memset(APP_HTTP_pic_url_length_buf,0,sizeof(APP_HTTP_pic_url_length_buf));
sprintf((char*)APP_HTTP_pic_url_length_buf,"AT+QHTTPURL=%d,80",strlen(APP_HTTP_pic_url_buf));

Comsend_AT(APP_HTTP_pic_url_length_buf,"CONNECT",200);

Comsend_AT(APP_HTTP_pic_url_buf,"OK",200);

memset(APP_HTTP_pic_POSTBUF,0,sizeof(APP_HTTP_pic_POSTBUF));
sprintf((char*)APP_HTTP_pic_POSTBUF,"AT+QHTTPPOSTFILE=\"RAM:%s\",80",Pic_SD.PICFile[Pic_SD.number-1].name);
//sprintf((char*)APP_HTTP_pic_POSTBUF,"AT+QHTTPPOSTFILE=\"RAM:2001.jpg\",80");
Comsend_AT(APP_HTTP_pic_POSTBUF,"OK",1200);
	
//Comsend_AT("AT+QHTTPCFG?","OK",200);
Comsend_AT("AT+QHTTPREAD=80","QHTTPREAD",200);
vTaskDelay(500);
if(http_recive_picnumibei>0)
{		
	//printf("\r\n打印的%d\r\n", http_recive_picnumibei);																
	iot_event_report(2,MAXSensor_Id_Buf,Modetype,SocketGPS->latitude,SocketGPS->longitude,SocketGPS->speed,mqttsendtimebuf,0,0,http_reciveLINKFile);
	http_recive_picnumibei=0;     

	memset(APP_HTTP_pic_QFDELbuf,0,sizeof(APP_HTTP_pic_QFDELbuf));
	sprintf((char*)APP_HTTP_pic_QFDELbuf,"AT+QFDEL=\"RAM:%s\"",Pic_SD.PICFile[Pic_SD.number-1].name);
	Comsend_AT(APP_HTTP_pic_QFDELbuf,"OK",500);	
	 
	char SDbuf[50];
	memset(SDbuf,0,sizeof(SDbuf));
	sprintf(SDbuf,"0:/PHOTO/%s",Pic_SD.PICFile[Pic_SD.number-1].name);
	f_unlink(SDbuf);//删除SD卡相应文件文件
	Pic_SD.number--;											 
}

数据写入ARM;注意写入数据时,0D0A换行的误添加;

uint8_t FATFS_ReadFile(char *name)
{
	uint32_t pic_length = 0;
	char SDbuf[50];
	char rambuf[50];
	FRESULT res;
	FIL fsrc;
//	uint16_t a;
	UINT br;
	uint8_t buffer[512];
	
	Comsend_AT("AT+QFLDS=\"RAM\"","OK",200);//获取存储空间信息
	Comsend_AT("AT+QFLST=\"RAM:*\"","OK",200);//列出全部缓存
	Comsend_AT("AT+QFDEL=\"RAM:*\"","OK",200);//清楚全部缓存
	
	memset(SDbuf,0,sizeof(SDbuf));
	sprintf(SDbuf,"0:/PHOTO/%s",name);
	res = f_open(&fsrc, SDbuf, FA_READ);
	if(res == FR_OK)
	{
		br=1;
	//	a=0;
		pic_length = fsrc.fsize;//获取文件大小
		App_Printf("文件长度:%d\r\n",pic_length);
		memset(rambuf,0,sizeof(rambuf));
		sprintf(rambuf,"AT+QFUPL=\"RAM:%s\",%d",name,pic_length);
		App_Printf("%s\r\n",rambuf);
		Comsend_AT(rambuf,"OK",200);
		//AT+QFUPL="RAM:1.jpg",7532
		printf("文件写入内容:");
		for (;;)
		{
      memset(buffer,0,sizeof(buffer));
			res = f_read(&fsrc, buffer, sizeof(buffer), &br);//br 用来保存读取到多少数据
			Comsend_date(buffer,br,"OK",50);
			App_Printf("br:%d\r\n",br);
			if (res || br == 0)
			{
					break; // error or eof
			}
		}
//		f_unlink(SDbuf);//删除文件
	}
	f_close(&fsrc); //不论是打开,还是新建文件,一定记得关闭
	return 0;
}

 

HTTP GET网页图片

打开百度,搜索图片

EC20 HTTP 图片传输_第3张图片

 

 

找到其中一个图片;左键,选择复制图片地址;在工具中输入GET图片地址;点击get,即可获取该图片。

https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=1207814928,3279760574&fm=26&gp=0.jpg

http://pic1.cxtuku.com/00/10/58/b79246bc4cc3.jpg

EC20 HTTP 图片传输_第4张图片

 

///
/*                Write and Read a RAM File                         */
//
[10:29:21.138]发→◇GPRS:AT+QHTTPURL=54,80

[10:29:21.206]收←◆
CONNECT

[10:29:21.923]发→◇GPRS:http://pic.5tu.cn/uploads/allimg/1005/171627574720.jpg

[10:29:22.000]收←◆
OK

[10:29:24.074]发→◇GPRS:AT+QHTTPGET=80

[10:29:24.140]收←◆
OK

[10:29:24.554]收←◆
+QHTTPGET: 0,200,93405

[10:29:25.845]发→◇GPRS:AT+QHTTPREADFILE="RAM:171627574720.jpeg",80

[10:29:25.925]收←◆
OK

+QHTTPREADFILE: 0

[10:29:27.091]发→◇GPRS:AT+QFLST="RAM:*"

[10:29:27.162]收←◆
+QFLST: "RAM:171627574720.jpeg",91904

OK

[10:29:29.044]发→◇GPRS:AT+QFDEL="RAM:*"

[10:29:29.112]收←◆
OK

[10:29:33.598]发→◇GPRS:AT+QFLDS="RAM"

[10:29:33.668]收←◆
+QFLDS: 92160,102400

OK
[11:17:31.747]发→◇GPRS:AT+QFOPEN="RAM:171627574720.jpeg",0

[11:17:31.821]收←◆
+QFOPEN: 3000

OK

[11:17:35.940]发→◇GPRS:AT+QFREAD=3000,1000

[11:17:36.100]收←◆
CONNECT 1000
?郳0JFIF\0\0H\0H\0\0踈0C\0


踈0C        繺0??\0\0\0\0\0\0\0\0\0\0\0\0\0    腬0K\0\0!1A"Qa2q?#BR憽绷?$3bS狃?%Cr?⒉    cTe偅乱?腬0\0\0\0\0\0\0\0\0\0\0\0\0\0腬07\0\0!1"AQa2q?B亼贬?3裂CR馽$b赲0\0\0?\0豻繃?n伕?奫?rJs娣??\0竏\0?\関g珆{圴A酋鍆处塷Q耺?jf[伔JR倶iN,nKE        'j?P鄴S'O脘t}撕嵇7\0?v?砡???鸐ずF土中?く!$aC鐘{M譝?\0皷殟輩襐矸j玗蔙"=%亻b[d鵌[奐O钛湪廱T韒猄襳*璈l|忢L?萔詤А帑僂?咀EUIY囥?垶L缥Q冇薤?嗢:x^m钞.癿1" vb^V鹾?悙觡=_P;ui%m\0系?趎魥h毒虍J姶L?kJR[?豘B瓞8亶辊54A铍唳H~7+瀓豸    桤\0.*?;$m)%@忘$膑d?蕈薾?f餇>娵?6鋗稆~a.+寓∮鄪?><緦R涷sb酩詍觜K齼?!h\0?#?裼踠?%?染蝩??V堘茥Fig??n/-8Sか。PK?偷?O9紾q)峣>M鯵a鮬9莕範?R製?$澞c稪C?訇搛 OK

[11:17:42.892]发→◇GPRS:AT+QFSEEK=3000,90000,0

[11:17:42.961]收←◆
OK
[11:17:52.389]发→◇GPRS:AT+QFREAD=3000,1000

[11:17:52.537]收←◆
CO
[11:17:52.562]收←◆NNECT 904
恮匍馜賓?蚒悕.z獔Y幁?匮"剢^X;奌*㈣KubTrT1谞ヾ蕔桾蛎胊?鸼嫅lTnJ檟:搮|R瑪Z竈^?興$a#矮n蒃@跂侫鲲BYI=x猟:
跍w?朅鏍T巗唤N蒆砑湓趵B*?栎v追t[?U?硠6=詊$Fi/皓??7RNO?=??U饮擔*?骂椒Z[殝j%弗aqX驪;?閃I羲m鲂?跛烯攊?-q#h寭色釱(C痍秕纹~唁磒?4D?$j??\/M?b刋?騄r稠?嵟M鬾:?罤篧c??憪4窉魦Q#賜潳劲1怚鹔叫拧膞??ゴ禫S煷印[@9;狓灿n%m鍈C寭
[11:17:52.620]收←◆喳妿6W >г漐待Kf;刞箤`$?惏腤趔痩歊侁K乚Ez"u燣齯&湒^S欉\0w蚉B≈s'臭苇%\0?鑁~r蠷が?廕[?懺K垴7靟{曉姗J塇侞洸W拐?|序睷+9 撛序,劰殾萺W殩C碚,嚈4$=吡WR稵妾葅亥慃uK!鯩K!鍶!蠥5(剭2?O阔 oOh獝?钛?^?颍?V崸?^潭?6鹙>:曥鋚jɑ?鶺?v橆0ず淤聣I?粢-?d竼展\0d娈萛gF
[11:17:52.664]收←◆糃@oa>掂oz'岧#o改S瑕^W;赶?\0J催e褤Ol?<沎?擯r?_毕J2厈圩+嬯B"?Md?$P24疲]?留晜p?VW熔P繹??嵟h<~?5,玖Z踀染耰堃
P    >濼j嫳kLi药㏄1P痆匼徱??t稼c;€賫iq=*恕2駋D?[A9\0謦禞ヵ6挨?r1Ad*怃褔F??5D<–陝=OZ????
OK

[11:17:55.070]发→◇GPRS:AT+QFREAD=3000,1000

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 


[18:12:36.582]发→◇GPRS:AT+QHTTPURL=54,80

[18:12:36.651]收←◆
CONNECT

[18:12:37.036]发→◇GPRS:http://pic.5tu.cn/uploads/allimg/1005/171627574720.jpg

[18:12:37.113]收←◆
OK

[18:12:37.724]发→◇GPRS:AT+QHTTPGET=80

[18:12:37.793]收←◆
OK

[18:12:38.143]收←◆
+QHTTPGET: 0,200,93405

[18:12:38.308]发→◇GPRS:AT+QHTTPREADFILE="RAM:171627574720.jpeg",80

[18:12:38.383]收←◆
OK

[18:12:38.468]收←◆
+QHTTPREADFILE: 0

[18:12:39.036]发→◇GPRS:AT+QFLST="RAM:*"

[18:12:39.107]收←◆
+QFLST: "RAM:171627574720.jpeg",92004

OK

[18:12:48.132]发→◇GPRS:AT+QFOPEN="RAM:171627574720.jpeg",0

[18:12:48.207]收←◆
+QFOPEN: 3000

OK

[18:12:48.668]发→◇GPRS:AT+QFREAD=3000,1000

[18:12:48.829]收←◆
CONNECT 1000
?郳0JFIF\0\0H\0H\0\0踈0C\0


踈0C        繺0??\0腬0\0\0\0\0\0\0\0\0\0\0\0    腬0K\0\0!1A"Qa2q?#BR憽绷?$3bS狃?%Cr?⒉    cTe偅乱?腬0\0\0\0\0\0\0\0\0\0\0\0\0\0腬07\0\0!1"AQa2q?B亼贬?3裂CR馽$b赲0\0\0?\0豻繃?n伕?奫?rJs娣??\0竏\0?\関g珆{圴A酋鍆处塷Q耺?jf[伔JR倶iN,nKE        'j?P鄴S'O脘t}撕嵇7\0?v?砡???鸐ずF土中?く!$aC鐘{M譝?\0皷殟輩襐矸j玗蔙"=%亻b[d鵌[奐O钛湪廱T韒猄襳*璈l|忢L?萔詤А帑僂?咀EUIY囥?垶L缥Q冇薤?嗢:x^m钞.癿1" vb^V鹾?悙觡=_P;ui%m\0系?趎魥h毒虍J姶L?kJR[?豘B瓞8亶辊54A铍唳H~7+瀓豸    桤\0.*?;$m)%@忘$膑d?蕈薾?f餇>娵?6鋗稆~a.+寓∮鄪?><緦R涷sb酩詍觜K齼?!h\0?#?裼踠?%?染蝩??V堘茥Fig??n/-8Sか。PK?偷?O9紾q)峣>M鯵a鮬9莕範?R製?$澞c稪C?訇搛 OK

[18:12:49.556]发→◇GPRS:AT+QFCLOSE=3000

[18:12:49.623]收←◆
OK

[18:12:50.268]发→◇GPRS:AT+QFSEEK=3000,0000,0

[18:12:50.338]收←◆
+CME ERROR: 416

[18:13:11.845]发→◇GPRS:AT+QFDEL="RAM:*"

[18:13:11.912]收←◆
OK


///
/*                Write and Read a UFS File                         */
//

[17:49:34.545]发→◇GPRS:AT+QHTTPURL=54,80

[17:49:34.613]收←◆
CONNECT

[17:49:38.687]发→◇GPRS:http://pic.5tu.cn/uploads/allimg/1011/162354134700.jpg

[17:49:38.765]收←◆
OK

[17:49:40.760]发→◇GPRS:AT+QHTTPGET=80

[17:49:40.826]收←◆
OK

[17:49:41.141]收←◆
+QHTTPGET: 0,200,27618

[17:49:41.888]发→◇GPRS:AT+QHTTPREADFILE="UFS:171627574720.jpg",80

[17:49:41.987]收←◆
OK

+QHTTPREADFILE: 0

[17:49:43.528]发→◇GPRS:AT+QFLST="UFS:*"

[17:49:43.626]收←◆
+QFLST: "171627574720.jpg",27618

OK

[17:49:49.344]发→◇GPRS:AT+QFOPEN="171627574720.jpg",0

[17:49:49.418]收←◆
+QFOPEN: 4

OK

[17:49:53.072]发→◇GPRS:AT+QFREAD=4,1000

[17:49:53.235]收←◆
CONNECT 1000
?郳0JFIF\0,,\0\0踈0C\0


踈0C        繺0,?\0\0\0\0\0\0\0\0\0\0\0\0\0    腬0K\0\0\0\0!1AQ"aq?2憽?#BR裂?3brCf偉?掅?$%4Sc惨腬0\0\0\0\0\0\0\0\0\0\0\0\0\0腬0%\0\0\0\0\0\0!1AQ"aq2?赲0\0\0?\0鶶f}T韣肳怿nyq:捗J鞅錳?\00$橄枿(钮,F?衁vwc"莍?樰%\0|U?
?鹌^醧MRr笎4$啇誺巳灭zz趜╇]#晫?4菮fa#?婧?g_偂?uL"僫0觋朣MQ$啣囮邝?螆4?{阜RE垂
?    |g?CW[6%I営SK.}P旀s盟@避7樏%曊鏅酞唹&寪姨韅p蔿\鰄@6<4(5}囪w?
鬷€?程.毲s橇??\0?丛;#枸鸟LPGZl另H碹l謳d蹏緻Pq姜沁?C]娋?WT萠簠?崮?<旺牷l^叟承z瑥?-?9(c??と?憦朩8?r2嚼??袰妋尥鈸W?潐臦6jX殒冸X^g憫辈j    ?Haqjq殕R釨??>偔檍鼍毑78尤执滦騖E€鍭鋬扴訩I瓾師\05巔\0k皂?=EI壨麣XΔf駥,u;(?⒎o+!l岷\0&叅悓诮犆鲇愊?
OK

[17:49:57.335]发→◇GPRS:AT+QFCLOSE=4

[17:49:57.404]收←◆
OK

[17:50:17.623]发→◇GPRS:AT+QFOPEN="171627574720.jpg",0

[17:50:17.698]收←◆
+QFOPEN: 4

OK

[17:50:25.978]发→◇GPRS:AT+QFREAD=4,1000

[17:50:26.136]收←◆
CONNECT 1000
?郳0JFIF\0,,\0\0踈0C\0


踈0C        繺0,?\0腬0\0\0\0\0\0\0\0\0\0\0\0    腬0K\0\0\0\0!1AQ"aq?2憽?#BR裂?3brCf偉?掅?$%4Sc惨腬0\0\0\0\0\0\0\0\0\0\0\0\0\0腬0%\0\0\0\0\0\0!1AQ"aq2?赲0\0\0?\0鶶f}T韣肳怿nyq:捗J鞅錳?\00$橄枿(钮,F?衁vwc"莍?樰%\0|U?
?鹌^醧MRr笎4$啇誺巳灭zz趜╇]#晫?4菮fa#?婧?g_偂?uL"僫0觋朣MQ$啣囮邝?螆4?{阜RE垂
?    |g?CW[6%I営SK.}P旀s盟@避7樏%曊鏅酞唹&寪姨韅p蔿\鰄@6<4(5}囪w?
鬷€?程.毲s橇??\0?丛;#枸鸟LPGZl另H碹l謳d蹏緻Pq姜沁?C]娋?WT萠簠?崮?<旺牷l^叟承z瑥?-?9(c??と?憦朩8?r2嚼??袰妋尥鈸W?潐臦6jX殒冸X^g憫辈j    ?Haqjq殕R釨??>偔檍鼍毑78尤执滦騖E€鍭鋬扴訩I瓾師\05巔\0k皂?=EI壨麣XΔf駥,u;(?⒎o+!l岷\0&叅悓诮犆鲇愊?
OK

[17:50:28.368]发→◇GPRS:AT+QFREAD=4,1000

[17:50:28.526]收←◆
CONNECT 1000
?う疄3錶昍书?e7梬炛;恡\0;)嬚蠥YMI磑倜3銘译[.@?|A?g釛)构K醄ji??v臐+鑳潖虋濮v滤抱?褪?蠷誗蠭W?-V4UBw:P昶68奂婤n7f肍?氐?{L蒰鷩E笜?Z摏-噃ho軆燬憩q韋T莳|X 臲[\0d糯4硐鮀e??咵檰骖Vv柧Kg鑍6-O堚p赵0?m95棈璴m,惗0FQ 矱躙0oz+鬽U坟鋣0妛嘦Tp}茷Щ???崘浦1hk@?怉??F9?i库?v既"?萹\0[{评 驱暱??\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮灷?嘓$膉B鱳骑5\0魞゛竐&G% OK

[17:50:33.423]发→◇GPRS:AT+QFSEEK=4,1000,0

[17:50:33.493]收←◆
OK

[17:50:36.103]发→◇GPRS:AT+QFREAD=4,1000

[17:50:36.261]收←◆
CONNECT 1000
?う疄3錶昍书?e7梬炛;恡\0;)嬚蠥YMI磑倜3銘译[.@?|A?g釛)构K醄ji??v臐+鑳潖虋濮v滤抱?褪?蠷誗蠭W?-V4UBw:P昶68奂婤n7f肍?氐?{L蒰鷩E笜?Z摏-噃ho軆燬憩q韋T莳|X 臲[\0d糯4硐鮀e??咵檰骖Vv柧Kg鑍6-O堚p赵0?m95棈璴m,惗0FQ 矱躙0oz+鬽U坟鋣0妛嘦Tp}茷Щ???崘浦1hk@?怉??F9?i库?v既"?萹\0[{评 驱暱??\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮eo馟?賉黁鯲\0?\0簛龝颗?\0顮灷?嘓$膉B鱳骑5\0魞゛竐&G% OK

[17:50:39.791]发→◇GPRS:AT+QFCLOSE=4

[17:50:39.861]收←◆
OK

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