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wifi模块01_AT指令
先通过连接wifi从而连接网络,再连接服务器
- #include "reg52.h"
- #include "intrins.h"
- #include <string.h>
-
-
- #define SIZE 12
- sfr AUXR = 0x8E;
- sbit D5 = P3^7;
- char cmd[SIZE];
-
- code char LJWL[] = "AT+CWJAP=\"TP-LINK_3E30\",\"18650711783\"\r\n";
- code char LJFWQ[] = "AT+CIPSTART=\"TCP\",\"192.168.0.113\",8880\r\n";
-
- char TCMS[] = "AT+CIPMODE=1\r\n";
- char SJCS[] = "AT+CIPSEND\r\n";
-
- void UartInit(void) //9600bps@11.0592MHz
- {
- AUXR = 0x01;
- SCON = 0x50; //配置串口工作方式1,REN使能接收
- TMOD &= 0xF0;
- TMOD |= 0x20;//定时器1工作方式位8位自动重装
-
- TH1 = 0xFD;
- TL1 = 0xFD;//9600波特率的初值
- TR1 = 1;//启动定时器
-
- EA = 1;//开启总中断
- ES = 1;//开启串口中断
- }
-
- void Delay1000ms() //@11.0592MHz
- {
- unsigned char i, j, k;
-
- _nop_();
- i = 8;
- j = 1;
- k = 243;
- do
- {
- do
- {
- while (--k);
- } while (--j);
- } while (--i);
- }
-
- void sendByte(char data_msg)
- {
- SBUF = data_msg;
- while(!TI);
- TI = 0;
- }
-
- void sendString(char* str)
- {
- while( *str != '\0'){
- sendByte(*str);
- str++;
- }
- }
-
- void main()
- {
-
- D5 = 1;
- //配置C51串口的通信方式
- UartInit();
-
- while(1){
- //Delay1000ms();
- //往发送缓冲区写入数据,就完成数据的发送
- //sendString("chenlichen shuai\r\n");
- sendString(LJWL);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
-
- sendString(LJFWQ);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- sendString(TCMS);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- sendString(SJCS);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- }
- }
-
- void Uart_Handler() interrupt 4
- {
- static int i = 0;//静态变量,被初始化一次
- if(RI)//中断处理函数中,对于接收中断的响应
- {
- RI = 0;//清除接收中断标志位
- cmd[i] = SBUF;
- i++;
- if(i == SIZE){
- i = 0;
- }
- if(strstr(cmd,"en")){
- D5 = 0;//点亮D5
- i = 0;
- memset(cmd,'\0',SIZE);
- }
- if(strstr(cmd,"se")){
- D5 = 1;//熄灭D5
- i = 0;
- memset(cmd,'\0',SIZE);
- }
- }
-
- if(TI);
- }
wifi模块02_通过TCP通信点灯
- #include "reg52.h"
- #include "intrins.h"
- #include <string.h>
-
-
- #define SIZE 12
- sfr AUXR = 0x8E;
- sbit D5 = P3^7;
- char cmd[SIZE];
-
- code char LJWL[] = "AT+CWJAP=\"TP-LINK_3E30\",\"18650711783\"\r\n";
- code char LJFWQ[] = "AT+CIPSTART=\"TCP\",\"192.168.0.113\",8880\r\n";
-
- char TCMS[] = "AT+CIPMODE=1\r\n";
- char SJCS[] = "AT+CIPSEND\r\n";
-
- void UartInit(void) //9600bps@11.0592MHz
- {
- AUXR = 0x01;
- SCON = 0x50; //配置串口工作方式1,REN使能接收
- TMOD &= 0xF0;
- TMOD |= 0x20;//定时器1工作方式位8位自动重装
-
- TH1 = 0xFD;
- TL1 = 0xFD;//9600波特率的初值
- TR1 = 1;//启动定时器
-
- EA = 1;//开启总中断
- ES = 1;//开启串口中断
- }
-
- void Delay1000ms() //@11.0592MHz
- {
- unsigned char i, j, k;
-
- _nop_();
- i = 8;
- j = 1;
- k = 243;
- do
- {
- do
- {
- while (--k);
- } while (--j);
- } while (--i);
- }
-
- void sendByte(char data_msg)
- {
- SBUF = data_msg;
- while(!TI);
- TI = 0;
- }
-
- void sendString(char* str)
- {
- while( *str != '\0'){
- sendByte(*str);
- str++;
- }
- }
-
- void main()
- {
- int mark = 0;
- D5 = 1;
- //配置C51串口的通信方式
- UartInit();
-
- while(1){
- //Delay1000ms();
- //往发送缓冲区写入数据,就完成数据的发送
- //sendString("chenlichen shuai\r\n");
- if(mark == 0){
- sendString(LJWL);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
-
- sendString(LJFWQ);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- sendString(TCMS);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- sendString(SJCS);
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- Delay1000ms();
- mark = 1;
- }else{
- sendString("chenlichen shuai\r\n");
- Delay1000ms();
- }
- }
- }
-
- void Uart_Handler() interrupt 4
- {
- static int i = 0;//静态变量,被初始化一次
- if(RI)//中断处理函数中,对于接收中断的响应
- {
- RI = 0;//清除接收中断标志位
- cmd[0] = SBUF;
-
- if(cmd[0] == '1'){
- D5 = 0;//点亮D5
- }
- if(cmd[0] == '0'){
- D5 = 1;//熄灭D5
- }
- }
-
- if(TI);
- }
wifi模块03_优化连接过程
- #include "reg52.h"
- #include "intrins.h"
- #include <string.h>
-
-
- #define SIZE 12
- sfr AUXR = 0x8E;
- sbit D5 = P3^7;
- sbit D6 = P3^6;
-
- char buffer[SIZE];
- code char LJWL[] = "AT+CWJAP=\"TP-LINK_3E30\",\"18650711783\"\r\n"; //入网指令
- code char LJFWQ[] = "AT+CIPSTART=\"TCP\",\"192.168.0.113\",8880\r\n"; //连接服务器指令
- char TCMS[] = "AT+CIPMODE=1\r\n"; //透传指令
- char SJCS[] = "AT+CIPSEND\r\n"; //数据传输开始指令
- char RESET[] = "AT+RST\r\n"; //重启模块指令
- char AT_OK_Flag = 0; //OK返回值的标志位
- char AT_Connect_Net_Flag = 0; //WIFI GOT IP返回值的标志位
-
- void UartInit(void) //9600bps@11.0592MHz
- {
- AUXR = 0x01;
- SCON = 0x50; //配置串口工作方式1,REN使能接收
- TMOD &= 0xF0;
- TMOD |= 0x20;//定时器1工作方式位8位自动重装
-
- TH1 = 0xFD;
- TL1 = 0xFD;//9600波特率的初值
- TR1 = 1;//启动定时器
-
- EA = 1;//开启总中断
- ES = 1;//开启串口中断
- }
-
- void Delay1000ms() //@11.0592MHz
- {
- unsigned char i, j, k;
-
- _nop_();
- i = 8;
- j = 1;
- k = 243;
- do
- {
- do
- {
- while (--k);
- } while (--j);
- } while (--i);
- }
-
- void sendByte(char data_msg)
- {
- SBUF = data_msg;
- while(!TI);
- TI = 0;
- }
-
- void sendString(char* str)
- {
- while( *str != '\0'){
- sendByte(*str);
- str++;
- }
- }
-
- void main()
- {
- int mark = 0;
- D5 = D6 = 1;//灭状态灯
- //配置C51串口的通信方式
- UartInit();
- Delay1000ms();//给espwifi模块上电时间
-
- //发送联网AT指令并等待成功
- sendString(LJWL);
- //while(!AT_Connect_Net_Flag);
- while(!AT_OK_Flag);
- AT_OK_Flag = 0;
- //发送连服务器指令并等待成功
- sendString(LJFWQ);
- while(!AT_OK_Flag);
- AT_OK_Flag = 0;
- //发送透传模式指令并等待成功
- sendString(TCMS);
- while(!AT_OK_Flag);
- AT_OK_Flag = 0;
- //发送数据传输指令并等待成功
- sendString(SJCS);
- while(!AT_OK_Flag);
-
- if(AT_Connect_Net_Flag){
- D5 = 0;//点亮D5,代表入网成功
- }
- if(AT_OK_Flag){
- D6 = 0;//点亮D6,代表连接服务器并打开透传模式成功
- }
-
- while(1){
- Delay1000ms();
- //“心跳包”
- sendString("chenlichen shuai\r\n");
- }
- }
-
- void Uart_Handler() interrupt 4
- {
- static int i = 0;//静态变量,被初始化一次
- char tmp;
-
- if(RI)//中断处理函数中,对于接收中断的响应
- {
- RI = 0;//清除接收中断标志位
- tmp = SBUF;
- if(tmp == 'W' || tmp == 'O' || tmp == 'L' || tmp == 'F'){
- i = 0;
- }
- buffer[i++] = tmp;
- //入网成功的判断依据WIFI GOT IP
- if(buffer[0] == 'W' && buffer[5] == 'G'){
- AT_Connect_Net_Flag = 1;
- memset(buffer, '\0', SIZE);
- }
- //连接服务器等OK返回值指令的判断
- if(buffer[0] == 'O' && buffer[1] == 'K'){
- AT_OK_Flag = 1;
- memset(buffer, '\0', SIZE);
- }
- //联网失败出现FAIL字样捕获
- if(buffer[0] == 'F' && buffer[1] == 'A'){
- for(i=0;i<5;i++){
- D5 = 0;
- Delay1000ms();
- D5 = 1;
- Delay1000ms();
- }
- sendString(RESET);
- memset(buffer, '\0', SIZE);
- }
- //灯控指令
- if(buffer[0] == 'L' && buffer[2] == '1'){
- D5 = 0;//点亮D5
- memset(buffer, '\0', SIZE);
- }
- if(buffer[0] == 'L' && buffer[2] == '0'){
- D5 = 1;//熄灭D5
- memset(buffer, '\0', SIZE);
- }
- if(i == 12) i = 0;
- }
-
- }
wifi模块04_esp工作在路由服务器模式
- #include "reg52.h"
- #include "intrins.h"
- #include <string.h>
-
-
- #define SIZE 12
- sfr AUXR = 0x8E;
- sbit D5 = P3^7;
- sbit D6 = P3^6;
-
- char buffer[SIZE];
-
- //1 工作在路由模式
- char LYMO[] = "AT+CWMODE=2\r\n";
- //2 使能多链接
- char DLJ[] = "AT+CIPMUX=1\r\n";
- //3 建立TCPServer
- char JLFW[] = "AT+CIPSERVER=1\r\n"; // default port = 333
-
- //发送数据
- char FSSJ[] = "AT+CIPSEND=0,5\r\n";
-
-
- char AT_OK_Flag = 0; //OK返回值的标志位
- char AT_Connect_Net_Flag = 0; //WIFI GOT IP返回值的标志位
- char Client_Connect_Flag = 0;
-
- void UartInit(void) //9600bps@11.0592MHz
- {
- AUXR = 0x01;
- SCON = 0x50; //配置串口工作方式1,REN使能接收
- TMOD &= 0xF0;
- TMOD |= 0x20;//定时器1工作方式位8位自动重装
-
- TH1 = 0xFD;
- TL1 = 0xFD;//9600波特率的初值
- TR1 = 1;//启动定时器
-
- EA = 1;//开启总中断
- ES = 1;//开启串口中断
- }
-
- void Delay1000ms() //@11.0592MHz
- {
- unsigned char i, j, k;
-
- _nop_();
- i = 8;
- j = 1;
- k = 243;
- do
- {
- do
- {
- while (--k);
- } while (--j);
- } while (--i);
- }
-
- void sendByte(char data_msg)
- {
- SBUF = data_msg;
- while(!TI);
- TI = 0;
- }
-
- void sendString(char* str)
- {
- while( *str != '\0'){
- sendByte(*str);
- str++;
- }
- }
-
- void main()
- {
- int mark = 0;
- D5 = D6 = 1;//灭状态灯
- //配置C51串口的通信方式
- UartInit();
- Delay1000ms();//给espwifi模块上电时间
-
-
- sendString(LYMO);
- while(!AT_OK_Flag);
- AT_OK_Flag = 0;
- sendString(DLJ);
- while(!AT_OK_Flag);
- AT_OK_Flag = 0;
- sendString(JLFW);
-
- while(!Client_Connect_Flag);
- AT_OK_Flag = 0;
- if(Client_Connect_Flag){
- D5 = 0;//点亮D5,代表有客户端接入
- D6 = 0;
- }
-
-
- while(1){
-
- //4 发送数据
- sendString(FSSJ);
- Delay1000ms();
- Delay1000ms();
- sendString("Hello");
- Delay1000ms();
- Delay1000ms();
-
- }
- }
-
- void Uart_Handler() interrupt 4
- {
- static int i = 0;//静态变量,被初始化一次
- char tmp;
-
- if(RI)//中断处理函数中,对于接收中断的响应
- {
- RI = 0;//清除接收中断标志位
- tmp = SBUF;
- if(tmp == 'W' || tmp == 'O' || tmp == 'L' || tmp == '0' || tmp == ':'){
- i = 0;
- }
- buffer[i++] = tmp;
- //入网成功的判断依据WIFI GOT IP
- if(buffer[0] == 'W' && buffer[5] == 'G'){
- AT_Connect_Net_Flag = 1;
- memset(buffer, '\0', SIZE);
- }
- //连接服务器等OK返回值指令的判断
- if(buffer[0] == 'O' && buffer[1] == 'K'){
- AT_OK_Flag = 1;
- memset(buffer, '\0', SIZE);
- }
-
- if(buffer[0] == '0' && buffer[2] == 'C'){
- Client_Connect_Flag = 1;
- memset(buffer, '\0', SIZE);
- }
-
- //灯控指令
- if(buffer[0] == ':' && buffer[1] == 'o' && buffer[2] == 'p'){
- D5 = 0;//点亮D5
- memset(buffer, '\0', SIZE);
- }
- if(buffer[0] == ':' && buffer[1] == 'c' && buffer[2] == 'l'){
- D5 = 1;//熄灭D5
- memset(buffer, '\0', SIZE);
- }
- if(i == 12) i = 0;
- }
-
- }
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