STM32F103WIFI程序C语言

1、实用标准文案AP模式AP的SSID:AT+WAP=11BG,LAUVAN(SSID),CHIAP的KEY:AT+WAKEY=WPA2PSK,AES,22222222AP模式：AT+WMODE=APAP作服务器时的端口号：AT+NETP=TCP,SERVER,6000,192.168.1.56AP的IP及网关：AT+LANN=192.168.1.1,255.255.255.0透传模式：AT+ENTM串口模式：/*名称：变量定义*/volatileuint8UART3_RxBufUART3_RXBUF_SIZE;volatileuint8UART3_TxBufUART3_TXBUF_SIZE;vo

2、latileuint8UART3RxFlag;/接收标志volatileuint16UART3_RxHead;/接收缓冲区读指针volatileuint16UART3_RxEnd;/接收缓冲区指针volatileuint8UART3_RxFullFlag;/接收缓冲区满标志volatileuint8UART3_RxEmptyFlag;/接收缓冲区空标志volatileuint8UART3TxFlag;/发送标志volatileuint16UART3_TxHead;volatileuint16UART3_TxEnd;volatileuint8UART3_TxEmptyFlag;/发送缓冲区空标志

3、volatileuint8UART3OverTime;/超时时间volatileuint8UART3OverFlag;/超时标志volatileuint8UART3RxCompTime;/串口接收完成时间volatileuint8UART3RxCompJudg;/串口接收完成判断volatileuint8UART3RxCompFlag;/串口接收完成标志volatileuint16Uart3OverTime;/WIFI相关参数volatileuint8WifiStatus=0;volatileuint8IsWifiBusy;volatileuint32Channel_Timer_Limit;限

4、时器精彩文档实用标准文案/volatileuint16Dog_IsWifiBusy=DOG_ISGPRSBUSY;volatileuint16Dog_IsWifiBusy=0;volatileuint8WifiSendBuf512;volatileuint8WifiRecBuf512;volatileuint8SetWifiParmFlag=0;volatileuint8SetWifiUartParmFlag=0;volatileuint8Send2BTime=0;volatileuint8WifiOnLinkFlag=0;volatileuint8WifiSendStartTime=0;vo

5、latileuint8WifiHeartbeatno=0;/Wifi发送心跳次数volatileuint8WifiSendEnterNetFlag=0;/Wifi发送登录帧标志ivolatileuint8WifiEtherNetFlag=0;/*Functionname:*Descriptions:inputparameters:Outputparameters:Returnedvalue:STM_EVAL_USART3_Init串口3中断服务函数无无无*/voidSTM_EVAL_USART3_Init(void)NVIC_InitTypeDefNVIC_InitStructure;/*En

6、ableandsetUSART3Interrupttothe0priority*/嵌套优先级分组为1NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);NVIC_InitStructure.NVIC_IRQChannel=USART3_IRQn;NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority=2;NVIC_InitStructure.NVIC_IRQChannelSubPriority=0;NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE;NVIC_Ini

7、t(&NVIC_InitStructure);/*初始化客户端WifiPortIOSet*/voidWifiIOInit(void)精彩文档实用标准文案GPIO_InitTypeDefGPIO_InitStructure;RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB,ENABLE);RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);GPIO_InitStructure.GPIO_Mode=GPIO_Mode_Out_PP;GPIO_InitStructure.GPIO_Speed=GPIO_

8、Speed_2MHz;GPIO_InitStructure.GPIO_Pin=Reload;/20140731GPIO_Init(GPIOB,&GPIO_InitStructure);GPIO_SetBits(GPIOB,Reload);定义Reload输出脚RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);GPIO_InitStructure.GPIO_Mode=GPIO_Mode_Out_PP;GPIO_InitStructure.GPIO_Speed=GPIO_Speed_2MHz;GPIO_InitStructure.GPI

9、O_Pin=ResetTn;/脚20140731GPIO_Init(GPIOB,&GPIO_InitStructure);GPIO_SetBits(GPIOB,ResetTn);定义ResetTn输出RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);GPIO_InitStructure.GPIO_Mode=GPIO_Mode_Out_PP;GPIO_InitStructure.GPIO_Speed=GPIO_Speed_2MHz;GPIO_InitStructure.GPIO_Pin=PWR_SW;/20140731GPIO_Ini

10、t(GPIOA,&GPIO_InitStructure);GPIO_SetBits(GPIOA,PWR_SW);/* 名称：USART3_Wifi()* 功能：初始化串口3* 入口参数：* 出口参数：* */voidUSART3_Wifi(void)GPIO_InitTypeDefGPIO_InitStructure;USART_InitTypeDefUSART_InitStructure;定义pwr_sW出脚/*configUSART2clock*/RCC_APB2PeriphClockCmd(RCC_APB1Periph_USART3|RCC_APB2Periph_GPIOB,精彩

11、文档实用标准文案ENABLE);RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB,ENABLE);RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART3,ENABLE);/*USART3GPIOconfig*/*ConfigureUSART3Tx(PB.10)asalternatefunctionpush-pull*/GPIO_InitStructure.GPIO_Pin=GPIO_Pin_10;GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP;GPIO_InitStructure.

12、GPIO_Speed=GPIO_Speed_50MHz;GPIO_Init(GPIOB,&GPIO_InitStructure);/*ConfigureUSART3Rx(PB.11)asinputfloating*/GPIO_InitStructure.GPIO_Pin=GPIO_Pin_11;GPIO_InitStructure.GPIO_Mode=GPIO_Mode_IN_FLOATING;GPIO_Init(GPIOB,&GPIO_InitStructure);/*USART3modeconfig*/USART_InitStructure.USART_BaudRate=1

13、15200;USART_InitStructure.USART_WordLength=USART_WordLength_8b;USART_InitStructure.USART_StopBits=USART_StopBits_1;USART_InitStructure.USART_Parity=USART_Parity_No;USART_InitStructure.USART_HardwareFlowControlUSART_HardwareFlowControl_None;USART_InitStructure.USART_Mode=USART_Mode_Rx|USART_Mode_Tx;U

14、SART_Init(USART3,&USART_InitStructure);/*使能串口3的发送和接收中断*/USART_ITConfig(USART3,USART_IT_RXNE,ENABLE);USART_Cmd(USART3,ENABLE);STM_EVAL_USART3_Init();/中断初始化WifiIOInit();/WIFI控制脚的初始化20140731)/* *Functionname:USART3_IRQHandler* *Descriptions:串口3中断服务函数* *inputparameters:无* *Outputparameters:无* *Retur

15、nedvalue:无*/voidUSART3_IRQHandler(void)(if(USART_GetITStatus(USART3,USART_IT_RXNE)!=RESET)(精彩文档实用标准文案UART3RxCompJudg=VALID_FLAG;UART3RxCompTime=0;Uart3OverTime=0;if(UART3_RxFullFlag=0)UART3_RxBufUART3_RxEnd+=USART_ReceiveData(USART3);/*保存接收到的数据*/if(UART3_RxEnd>=UART3_RXBUF_SIZE)UART3_RxEnd=0;if(U

16、ART3_RxEnd=UART3_RxHead)UART3_RxFullFlag=1;UART3_RxEmptyFlag=0;/USART_ITConfig(USART3,USART_IT_RXNE,ENABLE);/*Functionname:HandleRFSendData*Descriptions:inputparameters:Buffer:NByte:Outputparameters:Returnedvalue:发送多个字节数据发送数据存储位置发送数据个数*/voidHandleWifiSendData(unsignedchar*buffer,intbufferlen)while(b

17、ufferlen>=0)USART_SendData(USART3,*buffer+);ResetWdog();while(USART_GetFlagStatus(USART3,USART_FLAG_TC)=RESET);bufferlen-;USART_Cmd(USART3,ENABLE);/* 名称：HandleRFUartTimer()* 功能：处理读UART1时间* 入口参数：精彩文档实用标准文案*出口参数：*/voidHandleWifiUartTimer(void)(if(UART3RxCompJudg=VALID_FLAG)/接收是否完成判断(if(+UART3RxComp

18、Time>=UART3_COMP_TIME)/判断接收中断之间超时(UART3RxCompTime=0;UART3RxCompJudg=0;UART3RxCompFlag=VALID_FLAG;/NoReDataTime=0;elseUart3OverTime+;/* 名称：Uart3ReadBytes()* 功能：读取串口2字符串* 入口参数：*pBuf:读取数据存储区* 出口参数：* */uint16Uart3ReadBytes(uint8*pBuf)(uint16nEnd=0;uint16Size=0;if(UART3_RxEmptyFlag=0)(nEnd=UART3_RxEnd

19、;UART3_RxFullFlag=0;串口0接收数据缓冲区不为空/中断可能改变此值/end>headif(UART3_RxHead<nEnd)(Size=nEnd-UART3_RxHead;memcpy(pBuf,(uint8*)&UART3_RxBuf0+UART3_RxHead,Size);UART3_RxHead=nEnd;精彩文档实用标准文案else/head>end(Size=UART3_RXBUF_SIZE+nEnd-UART3_RxHead;memcpy(pBuf,(uint8*)&UART3_RxBuf0+UART3_RxHead,UART3

20、_RXBUF_SIZE-UART3_RxHead);if(nEnd>0)memcpy(pBuf+UART3_RXBUF_SIZE-UART3_RxHead,(uint8*)&UART3_RxBuf0,nEnd);UART3_RxHead=nEnd;if(UART3_RxHead=UART3_RxEnd)UART3_RxEmptyFlag=1;/接收数据缓冲区空elseSize=0;memset(uint8*)&UART3_RxBuf0,0x00,512);returnSize;/*名称：GetWifiMode485Data()* 功能：读出接收的数据，取出完整的一帧，放到

21、接收BUF,* 入口参数：无* 出口参数：返回长度和数据BUF*/uint16GetWifiMode485Data(void)(uint16loop,temps,size;uint16i,starti;uint8temp1,temp2;uint16datalen;memset(uint8*)&WifiRecBuf,0x00,512);size=Uart3ReadBytes(uint8*)WifiRecBuf);temps=size;i=0;while(WifiRecBufi!=0x68&&i<size)i+;if(i>=size)错误格式信息return0;

22、/starti=i;/point0x68i+=7;精彩文档实用标准文案if(WifiRecBufi!=0x68)return0;i+;/pointctrlcodei+;/pointlen;temp1=WifiRecBufi;temp2=WifiRecBufi+1;/2013-09-05datalen=(uint16)(temp1+temp2*256);i+=2;if(i+datalen>=temps)return0;i+=datalen;/pointcsi+;/point0x16if(WifiRecBufi!=0x16)return0;size=datalen+9;/head(9)+cs

23、+0x16for(loop=0;loop<size;loop+)WifiRecBufloop=WifiRecBufloop+starti;returnsize;/*名称：GetWifiATData()* 功能：读出接收的数据，取出完整的一帧，放到接收BUF,* 入口参数：无* 出口参数：返回长度和数据BUF*/uint16GetWifiATData(void)uint16size;memset(uint8*)&WifiRecBuf,0x00,512);size=Uart3ReadBytes(uint8*)WifiRecBuf);returnsize;/* *初始化客户端WifiP

24、armSet*/精彩文档实用标准文案voidWifiParmSet(void)(GPIO_SetBits(GPIOB,Reload);GPIO_ResetBits(GPIOB,ResetTn);Channel_Timer_Limit=200;GPIO_SetBits(GPIOA,PWR_SW);WifiStatus=Wifi_INIT;SetWifiParmFlag=VALID_FLAG;WifiEtherNetFlag=0;/* 名称：WifiATFrame()* 功能：整理上发数据包并发送* 入口参数：status:状态，*pData:数据地址，dataSize:数据大小设置WIFI用户名

25、及密码：AT+WAP=11BG,LAUVAN(SSID),CHIAT+WAKEY=WPA2PSK,AES,22222222* 出口参数：OK:正确,ERROR错误* /voidWifiATFrame(uint8status,uint8*pData,uint16dataSize)voidWifiATFrame(uint8status)(uint8*ptr;uint8len;uint16size=0;uint16temp,temp1,temp2,temp3,temp4;uint16severport;ptr=(uint8*)&WifiSendBuf;* (ptr+)=0x41;* (ptr

26、+)=0x54;* (ptr+)=0X2B;size+=3;size=0;/A/Tif(status=Wifi_STA)(* (ptr+)=0x57;* (ptr+)=0x4D;* (ptr+)=0X4F;* (ptr+)=0x44;* (ptr+)=0x45;* (ptr+)=0x3D;* (ptr+)=0x41;/+/AT+WMODE=AP/W/M/O/D/E/=/A精彩文档实用标准文案*(ptr+)=0x50;/*(ptr+)=0x41;size+=8;)/P/Aelseif(status=Wifi_WSSSID)/AT+WAP=11BG,LAUVAN(SSID),CHI(* (ptr+

27、)=0x57;/W* (ptr+)=0x41;/A* (ptr+)=0X53;/P* (ptr+)=0x50;/=size+=4;len=WifiName0;memcpy(ptr,(uint8*)&WifiName1,len);ptr+=len;size+=len;)elseif(status=Wifi_WSKEY)AT+WAKEY=WPA2PSK,AES,22222222(*(ptr+)=二0x57;/W*(ptr+)=0x41;/A*(ptr+)=0x4b;/K*(ptr+)=0x45;/E*(ptr+)=0x59;/Y*(ptr+)=二0x3D;/=*(ptr+)=二0x57;/

28、W*(ptr+)=0x50;/P*(ptr+)=0x41;/A*(ptr+)=二0x32;/2*(ptr+)=0x50;/P*(ptr+)=二0x53;/S*(ptr+)=0x4b;/K*(ptr+)=0x2c;/,*(ptr+)=0x41;/A*(ptr+)=0x45;/E*(ptr+)=二0x53;/S*(ptr+)=0x2c;/,/AP的KEY:size+=18;len=WifiPass0;memcpy(ptr,(uint8*)&WifiPass1,len);ptr+=len;size+=len;精彩文档实用标准文案)elseif(status=Wifi_WANN)AT+LANN

29、=192.168.1.1,255.255.255.0(/AP的IP及网关：*(ptr+)=二0x4C;/L*(ptr+)=0x41;/A*(ptr+)=二0x4E;/N*(ptr+)=二0x4E;/N*(ptr+)=二0x3D;/=*(ptr+)=二0x31;/1*(ptr+)=二0x39;/9*(ptr+)=二0x32;/2*(ptr+)=二0X2E;/.*(ptr+)=二0x31;/1*(ptr+)=二0x36;/6*(ptr+)=二0x38;/8*(ptr+)=二0x2E;/.*(ptr+)=二0x31;/1*(ptr+)=二0x2E;/.*(ptr+)=二0x31;/1*(ptr+)=

30、二0x2C;/,*(ptr+)=二0x32;/2*(ptr+)=二0x35;/5*(ptr+)=二0x35;/5*(ptr+)=二0X2E;/.*(ptr+)=二0x32;/2*(ptr+)=二0x35;/5*(ptr+)=二0x35;/5*(ptr+)=二0X2E;/.*(ptr+)=二0x32;/2*(ptr+)=二0x35;/5*(ptr+)=二0x35;/5*(ptr+)=二0X2E;/.*(ptr+)=二0x31;/0size+=30;)elseAT+NETP=TCP,CLIENT,6000,192.168.1.56(* (ptr+)=0x4E;/N* (ptr+)=0x45;/E*

31、 (ptr+)=0x54;/T* (ptr+)=0x50;/Pif(status=WifiNETP)精彩文档实用标准文案*(ptr+)=:0x3D;/=*(ptr+)=:0x54;/T*(ptr+)=:0x43;/C*(ptr+)=:0x50;/P*(ptr+)=:0x2C;/,*(ptr+)=:0x53;/S*(ptr+)=:0x45;/E*(ptr+)=:0x52;/R*(ptr+)=:0X56;/V*(ptr+)=:0x45;/E*(ptr+)=:0x52;/R*(ptr+)=:0x2C;/,size+=16;severport=(uint16)(SeverIPTemp4+SeverIP

32、Temp5*256);temp=severport%10000;temp1=(severport/10000);*(ptr+)=0x30|(temp1&0x0f);8temp2=(temp%1000);temp3=(temp/1000);* (ptr+)=0x30|(temp3&0x0f);8temp=(temp2%100);temp4=(temp2/100);* (ptr+)=0x30|(temp4&0x0f);8temp2=(temp%10);temp1=(temp/10);* (ptr+)=0x30|(temp1&0x0f);8* (ptr+)=0x30|

33、(temp2&0x0f);8size+=5;* (ptr+)=0x2C;/,temp=(SeverIPTemp0%100);temp1=(SeverIPTemp0/100);* (ptr+)=0x30|(temp1&0x0f);8temp2=(temp%10);temp3=(temp/10);* (ptr+)=0x30|(temp3&0x0f);8* (ptr+)=0x30|(temp2&0x0f);8* (ptr+)=0X2E;/.size+=4;temp=(SeverIPTemp1%100);temp1=(SeverIPTemp1/100);* (ptr+)

34、=0x30|(temp1&0x0f);8temp2=(temp%10);temp3=(temp/10);* (ptr+)=0x30|(temp3&0x0f);8精彩文档实用标准文案* (ptr+)=0x30|(temp2&0x0f);/8* (ptr+)=0X2E;/.size+=4;temp=(SeverIPTemp2%100);tempi=(SeverIPTemp2/100);* (ptr+)=0x30|(temp1&0x0f);/8temp2=(temp%10);temp3=(temp/10);* (ptr+)=0x30|(temp3&0x0f);

35、/8* (ptr+)=0x30|(temp2&0x0f);/8* (ptr+)=0X2E;/.size+=4;temp=(SeverIPTemp3%100);temp1=(SeverIPTemp3/100);* (ptr+)=0x30|(temp1&0x0f);/8temp2=(temp%10);temp3=(temp/10);* (ptr+)=0x30|(temp3&0x0f);/8* (ptr+)=0x30|(temp2&0x0f);/8/*(ptr+)=0X2E;/.size+=3;)elseif(status=Wifi_Reset)/AT+Z(*(ptr

36、+)=0x5a;/zsize+=1;WifiStatus=Wifi_INIT;/SetWifiUartParmFlag=VALID_FLAG;SetWifiParmFlag=0;)*(ptr+)=0x0d;/CR*(ptr+)=0x0a;/LFsize+=2;HandleWifiSendData(uint8*)&WifiSendBuf,size);)/*定时查询处理Wifi任务HandleWifiLinkTimer*/精彩文档实用标准文案voidHandleWifiLinkTimer(void)(/处理Wifi流程if(SetWifiParmFlag=VALID_FLAG)&&

37、amp;(Channel_Timer_Limit=0)(GPIO_SetBits(GPIOB,ResetTn);switch(WifiStatus)(caseWifi_INIT:/先发+memset(uint8*)&WifiSendBuf0,0x2b,3);HandleWifiSendData(uint8*)&WifiSendBuf,1);Send2BTime+;if(Send2BTime>2)(Channel_Timer_Limit=100;Send2BTime=0;elseChannel_Timer_Limit=10;break;caseWifi_A:/再发aWifi

38、SendBuf0=0x61;HandleWifiSendData(uint8*)&WifiSendBuf0,1);Channel_Timer_Limit=100;break;default:/开始发AT指令WifiATFrame(WifiStatus);Channel_Timer_Limit=100;break;处理Wifi串口模式elseif(SetWifiUartParmFlag=VALID_FLAG)&&(Channel_Timer_Limit=0)(GPIO_SetBits(GPIOB,ResetTn);switch(WifiStatus)(caseWifi_I

39、NIT:/先发+if(WifiSendStartTime>5)(/SendGprsEnterFrame(3);WifiSendStartTime=0;Channel_Timer_Limit=200;WifiSendEnterNetFlag=VALID_FLAG;精彩文档实用标准文案break;)WifiSendEnterNetFlag=0;memset(uint8*)&WifiSendBuf0,0x2b,3);HandleWifiSendData(uint8*)WifiSendBuf,1);Send2BTime+;if(Send2BTime>2)Channel_Timer_

40、Limit=100;Send2BTime=0;WifiSendStartTime+;)elseChannel_Timer_Limit=10;break;caseWifi_A:/再发aif(WifiSendStartTime>5)SendGprsEnterFrame(3);WifiSendStartTime=0;Channel_Timer_Limit=200;WifiSendEnterNetFlag=VALID_FLAG;break;)WifiSendBuf0=0x61;HandleWifiSendData(uint8*)WifiSendBuf,1);Channel_Timer_Limit

41、=100;WifiSendStartTime+;break;default:/开始发AT指令WifiATFrame(WifiStatus);Channel_Timer_Limit=50;break;)Channel_Timer_Limit=100;)*名称：HandleWifiData()功能：处理上行串口接收到的数据精彩文档实用标准文案* 入口参数：* 出口参数：* */voidHandleWifiData(void)(uint16DataLen;GprsFrameType*pLCFrame;if(SetWifiParmFlag=VALID_FLAG&&WifiSendEnt

42、erNetFlag!=VALID_FLAG)(DataLen=GetWifiATData();switch(WifiStatus)(caseWifi_INIT:if(WifiRecBuf0=0x61)WifiStatus=Wifi_A;break;caseWifi_A:if(WifiRecBuf0=0x2b&&WifiRecBuf1=0x6f&&WifiRecBuf2=0x6b)(if(SetWifiParmFlag!=0)WifiStatus=Wifi_STA;elseWifiStatus=Wifi_WSLK;break;caseWifi_STA:if(WifiRecBuf0=0x2b&&WifiRecBuf1=0x6f&&WifiRecBuf2=0x6b)WifiStatus=