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Dependencies:   mbed

EDUVANCE_WIFI_SHIELD.cpp@1:52cad7057640, 2016-05-28 (annotated)

Committer:
gauresh2798
Date:
Sat May 28 15:18:17 2016 +0000
Revision:
1:52cad7057640
Parent:
0:c359fee24b6c
Child:
2:d5c9337fdce1
commit 2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gauresh2798 0:c359fee24b6c 1
gauresh2798 0:c359fee24b6c 2 #include "mbed.h"
gauresh2798 0:c359fee24b6c 3 #include "EDUVANCE_WIFI_SHIELD.h"
gauresh2798 0:c359fee24b6c 4 //CONSTANTS FOR MODES
gauresh2798 0:c359fee24b6c 5 #define STATIONMODE 10
gauresh2798 0:c359fee24b6c 6 #define APMODE 20
gauresh2798 0:c359fee24b6c 7
gauresh2798 0:c359fee24b6c 8 Serial pc(USBTX, USBRX);// COMPUTER DISPLAY
gauresh2798 0:c359fee24b6c 9 Serial esp(PTE0, PTE1); //ESP8266 SERIAL
gauresh2798 1:52cad7057640 10 extern int modeselector=0;
gauresh2798 0:c359fee24b6c 11 char ssid[32];
gauresh2798 0:c359fee24b6c 12 char pwd[32];
gauresh2798 0:c359fee24b6c 13
gauresh2798 0:c359fee24b6c 14 const char ch = 's';
gauresh2798 0:c359fee24b6c 15 char *getreq,*ssid_new,*pass_new,*left,*right;
gauresh2798 0:c359fee24b6c 16 //ADD DEVICES,PINS AND LEDS HERE
gauresh2798 0:c359fee24b6c 17 DigitalOut led1(LED_RED);
gauresh2798 0:c359fee24b6c 18
gauresh2798 0:c359fee24b6c 19
gauresh2798 0:c359fee24b6c 20
gauresh2798 0:c359fee24b6c 21
gauresh2798 0:c359fee24b6c 22
gauresh2798 0:c359fee24b6c 23 Timer t1;
gauresh2798 0:c359fee24b6c 24 Timer t2;
gauresh2798 0:c359fee24b6c 25 int setval=0;
gauresh2798 0:c359fee24b6c 26
gauresh2798 0:c359fee24b6c 27 int bufflen, DataRX, count, getcount, replycount, servreq, timeout;
gauresh2798 0:c359fee24b6c 28 int bufl, ipdLen, linkID, weberror, webcounter;
gauresh2798 0:c359fee24b6c 29
gauresh2798 0:c359fee24b6c 30
gauresh2798 0:c359fee24b6c 31 char webcount[8];
gauresh2798 0:c359fee24b6c 32
gauresh2798 0:c359fee24b6c 33 char timebuf[30];
gauresh2798 0:c359fee24b6c 34 char type[16];
gauresh2798 0:c359fee24b6c 35 char type1[16];
gauresh2798 0:c359fee24b6c 36 char channel[2];
gauresh2798 0:c359fee24b6c 37 char cmdbuff[32];
gauresh2798 0:c359fee24b6c 38 char replybuff[512];
gauresh2798 0:c359fee24b6c 39 char webdata[1024]; // This may need to be bigger depending on WEB browser used
gauresh2798 0:c359fee24b6c 40 char webbuff[4096]; // Currently using 1986 characters, Increase this if more web page data added
gauresh2798 0:c359fee24b6c 41 int mode_sel=0;
gauresh2798 0:c359fee24b6c 42
gauresh2798 0:c359fee24b6c 43 int port ; // set server port
gauresh2798 0:c359fee24b6c 44 int SERVtimeout =5; // set server timeout in seconds incase link breaks.void callback(void);
gauresh2798 0:c359fee24b6c 45
gauresh2798 0:c359fee24b6c 46 //TAKES SSID, PASSWORD AND PORT ADDRESS
gauresh2798 0:c359fee24b6c 47 void get_ssid_pass(char ssid_f[32],char pass_f[32],int port_f){
gauresh2798 0:c359fee24b6c 48 pc.printf("\n\r+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 49 pc.printf("\n\r+++++++++++++++++++++ INITIALIZING ++++++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 50 pc.printf("\n\r+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 51 pc.printf("\r\n SSID is %s, PASSWORD is %s, PORT number is %d \r\n",ssid_f,pass_f,port_f);
gauresh2798 0:c359fee24b6c 52 strcpy(ssid,ssid_f);
gauresh2798 0:c359fee24b6c 53 strcpy(pwd,pass_f);
gauresh2798 0:c359fee24b6c 54 port=port_f;
gauresh2798 0:c359fee24b6c 55 }
gauresh2798 0:c359fee24b6c 56
gauresh2798 0:c359fee24b6c 57 //SETS BAUD RATE
gauresh2798 0:c359fee24b6c 58 void setbaudrate(int baud_f){
gauresh2798 0:c359fee24b6c 59 pc.baud(baud_f);
gauresh2798 0:c359fee24b6c 60 esp.baud(baud_f);
gauresh2798 0:c359fee24b6c 61 }
gauresh2798 0:c359fee24b6c 62
gauresh2798 0:c359fee24b6c 63 // Serial Interrupt read ESP data
gauresh2798 0:c359fee24b6c 64 void callback() {
gauresh2798 0:c359fee24b6c 65 while (esp.readable()) {webbuff[count] = esp.getc();count++;}
gauresh2798 0:c359fee24b6c 66 if(strlen(webbuff)>bufflen){DataRX=1;}
gauresh2798 0:c359fee24b6c 67 }
gauresh2798 0:c359fee24b6c 68 //SENDS COMMANDS TO ESP
gauresh2798 0:c359fee24b6c 69 void SendCMD(void){
gauresh2798 0:c359fee24b6c 70 esp.printf("%s", cmdbuff);
gauresh2798 0:c359fee24b6c 71 }
gauresh2798 0:c359fee24b6c 72 //GETS REPLY IN THE FORM OF STRING
gauresh2798 0:c359fee24b6c 73 void getreply(void){
gauresh2798 0:c359fee24b6c 74 memset(replybuff, '\0', sizeof(replybuff));
gauresh2798 0:c359fee24b6c 75 t1.reset(); t1.start();replycount=0;
gauresh2798 0:c359fee24b6c 76 while(t1.read_ms()< timeout && replycount < getcount) {
gauresh2798 0:c359fee24b6c 77 if(esp.readable()) {
gauresh2798 0:c359fee24b6c 78 replybuff[replycount] = esp.getc();replycount++;
gauresh2798 0:c359fee24b6c 79 }
gauresh2798 0:c359fee24b6c 80 }
gauresh2798 0:c359fee24b6c 81 t1.stop();
gauresh2798 0:c359fee24b6c 82 }
gauresh2798 0:c359fee24b6c 83
gauresh2798 0:c359fee24b6c 84 //READ THE RESPONSE AND TRIGGERS THE ACTIONS [CONTROLS LEDS]
gauresh2798 0:c359fee24b6c 85 void ReadWebData()
gauresh2798 0:c359fee24b6c 86 {
gauresh2798 0:c359fee24b6c 87 wait_ms(200);
gauresh2798 0:c359fee24b6c 88 esp.attach(NULL);
gauresh2798 0:c359fee24b6c 89 count=0;DataRX=0;weberror=0;
gauresh2798 0:c359fee24b6c 90 memset(webdata, '\0', sizeof(webdata));
gauresh2798 0:c359fee24b6c 91
gauresh2798 0:c359fee24b6c 92 int x = strcspn (webbuff,"+");
gauresh2798 0:c359fee24b6c 93 if(x){
gauresh2798 0:c359fee24b6c 94 strcpy(webdata, webbuff + x);weberror=0;
gauresh2798 0:c359fee24b6c 95 int numMatched = sscanf(webdata,"+IPD,%d,%d:%s", &linkID, &ipdLen, type);
gauresh2798 0:c359fee24b6c 96
gauresh2798 0:c359fee24b6c 97
gauresh2798 0:c359fee24b6c 98 if( strstr(webdata, "led1=1") != NULL ) {led1=0;}
gauresh2798 0:c359fee24b6c 99 if( strstr(webdata, "led1=0") != NULL ) {led1=1;}
gauresh2798 0:c359fee24b6c 100
gauresh2798 0:c359fee24b6c 101 sprintf(channel, "%d",linkID);
gauresh2798 0:c359fee24b6c 102 if (strstr(webdata, "GET") != NULL) {servreq=1;}
gauresh2798 0:c359fee24b6c 103 if (strstr(webdata, "POST") != NULL) {servreq=1;}
gauresh2798 0:c359fee24b6c 104 webcounter++;
gauresh2798 0:c359fee24b6c 105 sprintf(webcount, "%d",webcounter);
gauresh2798 0:c359fee24b6c 106 }
gauresh2798 0:c359fee24b6c 107 else {
gauresh2798 0:c359fee24b6c 108 memset(webbuff, '\0', sizeof(webbuff));
gauresh2798 0:c359fee24b6c 109 esp.attach(&callback);weberror=1;
gauresh2798 0:c359fee24b6c 110 }
gauresh2798 0:c359fee24b6c 111 }
gauresh2798 0:c359fee24b6c 112
gauresh2798 0:c359fee24b6c 113
gauresh2798 0:c359fee24b6c 114
gauresh2798 0:c359fee24b6c 115
gauresh2798 0:c359fee24b6c 116 //READ THE RESPONSE AND TRIGGERS THE ACTIONS [CONTROLS LEDS]
gauresh2798 0:c359fee24b6c 117 void ReadWebData_register()
gauresh2798 0:c359fee24b6c 118 {
gauresh2798 0:c359fee24b6c 119 wait_ms(200);
gauresh2798 0:c359fee24b6c 120 esp.attach(NULL);
gauresh2798 0:c359fee24b6c 121 count=0;DataRX=0;weberror=0;
gauresh2798 0:c359fee24b6c 122 memset(webdata, '\0', sizeof(webdata));
gauresh2798 0:c359fee24b6c 123
gauresh2798 0:c359fee24b6c 124 int x = strcspn (webbuff,"+");
gauresh2798 0:c359fee24b6c 125 if(x){
gauresh2798 0:c359fee24b6c 126 strcpy(webdata, webbuff + x);weberror=0;
gauresh2798 0:c359fee24b6c 127 int numMatched = sscanf(webdata,"+IPD,%d,%d:%s", &linkID, &ipdLen, type);
gauresh2798 0:c359fee24b6c 128
gauresh2798 0:c359fee24b6c 129
gauresh2798 0:c359fee24b6c 130 //setval=1;
gauresh2798 0:c359fee24b6c 131 // if( strstr(webdata, "led1=1") != NULL ) {led1=0;}
gauresh2798 0:c359fee24b6c 132 // if( strstr(webdata, "led1=0") != NULL ) {led1=1;}
gauresh2798 0:c359fee24b6c 133 sprintf(channel, "%d",linkID);
gauresh2798 0:c359fee24b6c 134 if (strstr(webdata, "GET") != NULL) {servreq=1;}
gauresh2798 0:c359fee24b6c 135 if (strstr(webdata, "POST") != NULL) {servreq=1;}
gauresh2798 0:c359fee24b6c 136 webcounter++;
gauresh2798 0:c359fee24b6c 137
gauresh2798 0:c359fee24b6c 138 sprintf(webcount, "%d",webcounter);
gauresh2798 0:c359fee24b6c 139 newcre(webdata);
gauresh2798 0:c359fee24b6c 140 }
gauresh2798 0:c359fee24b6c 141 else {
gauresh2798 0:c359fee24b6c 142 memset(webbuff, '\0', sizeof(webbuff));
gauresh2798 0:c359fee24b6c 143 esp.attach(&callback);weberror=1;
gauresh2798 0:c359fee24b6c 144 }
gauresh2798 0:c359fee24b6c 145 }
gauresh2798 0:c359fee24b6c 146
gauresh2798 0:c359fee24b6c 147
gauresh2798 0:c359fee24b6c 148
gauresh2798 0:c359fee24b6c 149
gauresh2798 0:c359fee24b6c 150
gauresh2798 0:c359fee24b6c 151 // Static WEB page TO DISPLAY
gauresh2798 0:c359fee24b6c 152 void sendpage()
gauresh2798 0:c359fee24b6c 153 {
gauresh2798 0:c359fee24b6c 154 // WEB page data
gauresh2798 0:c359fee24b6c 155 strcpy(webbuff, "<!DOCTYPE html>");
gauresh2798 0:c359fee24b6c 156 strcat(webbuff, "<html><head><title>ESP8266 Mbed</title></head>");
gauresh2798 0:c359fee24b6c 157 strcat(webbuff, "<body>");
gauresh2798 0:c359fee24b6c 158
gauresh2798 0:c359fee24b6c 159 strcat(webbuff, "<p><form method=\"GET\"></p>");
gauresh2798 0:c359fee24b6c 160
gauresh2798 0:c359fee24b6c 161
gauresh2798 0:c359fee24b6c 162 if(led1==1){strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" checked> Red LED off");
gauresh2798 0:c359fee24b6c 163 strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" > Red LED on");}
gauresh2798 0:c359fee24b6c 164 else{strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" > Red LED off");
gauresh2798 0:c359fee24b6c 165 strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" checked> Red LED on");}
gauresh2798 0:c359fee24b6c 166
gauresh2798 0:c359fee24b6c 167 strcat(webbuff, "<p><input type=\"submit\" value=\"send-refresh\" ></form></p>");
gauresh2798 0:c359fee24b6c 168
gauresh2798 0:c359fee24b6c 169
gauresh2798 0:c359fee24b6c 170 strcat(webbuff, "</body></html>");
gauresh2798 0:c359fee24b6c 171 // end of WEB page data
gauresh2798 0:c359fee24b6c 172 bufl = strlen(webbuff); // get total page buffer length
gauresh2798 0:c359fee24b6c 173 sprintf(cmdbuff,"AT+CIPSEND=%d,%d\r\n", linkID, bufl); // send IPD link channel and buffer character length.
gauresh2798 0:c359fee24b6c 174 timeout=200;getcount=7;
gauresh2798 0:c359fee24b6c 175 SendCMD();
gauresh2798 0:c359fee24b6c 176 getreply();
gauresh2798 0:c359fee24b6c 177 SendWEB(); // send web page
gauresh2798 0:c359fee24b6c 178 memset(webbuff, '\0', sizeof(webbuff));
gauresh2798 0:c359fee24b6c 179 sendcheck();
gauresh2798 0:c359fee24b6c 180 }
gauresh2798 0:c359fee24b6c 181
gauresh2798 0:c359fee24b6c 182 void sendpage_register()
gauresh2798 0:c359fee24b6c 183 {
gauresh2798 0:c359fee24b6c 184 // WEB page data
gauresh2798 0:c359fee24b6c 185 strcpy(webbuff, "<!DOCTYPE html>");
gauresh2798 0:c359fee24b6c 186 strcat(webbuff, "<html><head><title>ESP8266 Mbed</title></head>");
gauresh2798 0:c359fee24b6c 187 strcat(webbuff, "<body>");
gauresh2798 0:c359fee24b6c 188
gauresh2798 0:c359fee24b6c 189 strcat(webbuff, "<form method=\"GET\">");
gauresh2798 0:c359fee24b6c 190
gauresh2798 0:c359fee24b6c 191 // strcat(webbuff, "<p><input type=\"radio\" name=\"led1\" value=\"0\" > Red LED off");
gauresh2798 0:c359fee24b6c 192 // strcat(webbuff, "<br><input type=\"radio\" name=\"led1\" value=\"1\" checked> Red LED on");
gauresh2798 0:c359fee24b6c 193 strcat(webbuff, "<input type=\"text\" name=\"ssid\"> ssid");
gauresh2798 0:c359fee24b6c 194 strcat(webbuff, "<br><input type=\"text\" name=\"pass\" > password");
gauresh2798 0:c359fee24b6c 195
gauresh2798 0:c359fee24b6c 196
gauresh2798 0:c359fee24b6c 197
gauresh2798 0:c359fee24b6c 198 strcat(webbuff, "<input type=\"submit\" value=\"send-refresh\" >");
gauresh2798 0:c359fee24b6c 199 strcat(webbuff,"</form>") ;
gauresh2798 0:c359fee24b6c 200
gauresh2798 0:c359fee24b6c 201
gauresh2798 0:c359fee24b6c 202 strcat(webbuff, "</body></html>");
gauresh2798 0:c359fee24b6c 203 // end of WEB page data
gauresh2798 0:c359fee24b6c 204 bufl = strlen(webbuff); // get total page buffer length
gauresh2798 0:c359fee24b6c 205 sprintf(cmdbuff,"AT+CIPSEND=%d,%d\r\n", linkID, bufl); // send IPD link channel and buffer character length.
gauresh2798 0:c359fee24b6c 206 timeout=200;getcount=7;
gauresh2798 0:c359fee24b6c 207 SendCMD();
gauresh2798 0:c359fee24b6c 208 getreply();
gauresh2798 0:c359fee24b6c 209 SendWEB(); // send web page
gauresh2798 0:c359fee24b6c 210 memset(webbuff, '\0', sizeof(webbuff));
gauresh2798 0:c359fee24b6c 211 sendcheck();
gauresh2798 0:c359fee24b6c 212
gauresh2798 0:c359fee24b6c 213
gauresh2798 0:c359fee24b6c 214
gauresh2798 0:c359fee24b6c 215 }
gauresh2798 0:c359fee24b6c 216
gauresh2798 0:c359fee24b6c 217 // wait for ESP "SEND OK" reply, then close IP to load web page
gauresh2798 0:c359fee24b6c 218 void sendcheck()
gauresh2798 0:c359fee24b6c 219 {
gauresh2798 0:c359fee24b6c 220 weberror=1;timeout=500;getcount=24;
gauresh2798 0:c359fee24b6c 221 t2.reset();t2.start();
gauresh2798 0:c359fee24b6c 222 while(weberror==1 && t2.read() <5){
gauresh2798 0:c359fee24b6c 223 getreply();
gauresh2798 0:c359fee24b6c 224 if (strstr(replybuff, "SEND OK") != NULL) {weberror=0;} // wait for valid SEND OK
gauresh2798 0:c359fee24b6c 225 }
gauresh2798 0:c359fee24b6c 226 if(weberror==1){ // restart connection
gauresh2798 0:c359fee24b6c 227 strcpy(cmdbuff, "AT+CIPMUX=1\r\n");
gauresh2798 0:c359fee24b6c 228 timeout=500;getcount=10;
gauresh2798 0:c359fee24b6c 229 SendCMD();getreply();
gauresh2798 0:c359fee24b6c 230 sprintf(cmdbuff,"AT+CIPSERVER=1,%d\r\n", port);
gauresh2798 0:c359fee24b6c 231 timeout=500;getcount=10;
gauresh2798 0:c359fee24b6c 232 SendCMD();getreply();
gauresh2798 0:c359fee24b6c 233 }
gauresh2798 0:c359fee24b6c 234 else{
gauresh2798 0:c359fee24b6c 235 sprintf(cmdbuff, "AT+CIPCLOSE=%s\r\n",channel); // close current connection
gauresh2798 0:c359fee24b6c 236 SendCMD();}
gauresh2798 0:c359fee24b6c 237 t2.reset();
gauresh2798 0:c359fee24b6c 238 }
gauresh2798 0:c359fee24b6c 239
gauresh2798 0:c359fee24b6c 240 // Large WEB buffer data send
gauresh2798 0:c359fee24b6c 241 void SendWEB()
gauresh2798 0:c359fee24b6c 242 {
gauresh2798 0:c359fee24b6c 243 int i=0;
gauresh2798 0:c359fee24b6c 244 if(esp.writeable()) {
gauresh2798 0:c359fee24b6c 245 while(webbuff[i]!='\0') {esp.putc(webbuff[i]);i++;}
gauresh2798 0:c359fee24b6c 246 }
gauresh2798 0:c359fee24b6c 247 }
gauresh2798 0:c359fee24b6c 248
gauresh2798 0:c359fee24b6c 249 void ATcheck(void){
gauresh2798 0:c359fee24b6c 250 //FIRST AT COMMAND
gauresh2798 0:c359fee24b6c 251 pc.printf("\r\n++++++++++++++++++++ AT RESPONSE ESP ++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 252 strcpy(cmdbuff,"AT\r\n");
gauresh2798 0:c359fee24b6c 253 timeout=8000;
gauresh2798 0:c359fee24b6c 254 getcount=1000;
gauresh2798 0:c359fee24b6c 255 SendCMD();
gauresh2798 0:c359fee24b6c 256 getreply();
gauresh2798 0:c359fee24b6c 257 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 258 }
gauresh2798 0:c359fee24b6c 259
gauresh2798 0:c359fee24b6c 260 void ATReset(void){
gauresh2798 0:c359fee24b6c 261 //RESET ESP
gauresh2798 0:c359fee24b6c 262 pc.printf("+++++++++++++++++++++++++ Resetting ESP ++++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 263 strcpy(cmdbuff,"AT+RST\r\n");
gauresh2798 0:c359fee24b6c 264 timeout=2000;getcount=600;
gauresh2798 0:c359fee24b6c 265 SendCMD();
gauresh2798 0:c359fee24b6c 266 getreply();
gauresh2798 0:c359fee24b6c 267 pc.printf(replybuff);
gauresh2798 0:c359fee24b6c 268 pc.printf("%d",count);
gauresh2798 0:c359fee24b6c 269 }
gauresh2798 0:c359fee24b6c 270
gauresh2798 0:c359fee24b6c 271 void ListAccessPts(void){
gauresh2798 0:c359fee24b6c 272 //list access points
gauresh2798 0:c359fee24b6c 273 pc.printf("++++++++++++++++++ Listing Access POINTS NEARBY +++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 274 strcpy(cmdbuff,"AT+CWLAP\r\n");
gauresh2798 0:c359fee24b6c 275 timeout=8000;
gauresh2798 0:c359fee24b6c 276 getcount=1000;
gauresh2798 0:c359fee24b6c 277 SendCMD();
gauresh2798 0:c359fee24b6c 278 getreply();
gauresh2798 0:c359fee24b6c 279 //strcpy(replybuff,"\0");
gauresh2798 0:c359fee24b6c 280 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 281 //const char *tempdata=replybuff;
gauresh2798 0:c359fee24b6c 282 //return replybuff;
gauresh2798 0:c359fee24b6c 283 if (strstr(cmdbuff, ssid) != NULL){mode_sel=STATIONMODE;}
gauresh2798 0:c359fee24b6c 284 else{mode_sel=APMODE;}
gauresh2798 0:c359fee24b6c 285 }
gauresh2798 0:c359fee24b6c 286
gauresh2798 0:c359fee24b6c 287 void StationModeSet(void){
gauresh2798 0:c359fee24b6c 288 //SET CWMODE to 1=Station,2=AP,3=BOTH, default mode 1 (Station)
gauresh2798 0:c359fee24b6c 289 pc.printf("+++++++++++++++++++ SETTING ESP IN STATION MODE +++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 290 strcpy(cmdbuff,"AT+CWMODE=1\r\n");
gauresh2798 0:c359fee24b6c 291 timeout=8000;
gauresh2798 0:c359fee24b6c 292 getcount=1000;
gauresh2798 0:c359fee24b6c 293 SendCMD();
gauresh2798 0:c359fee24b6c 294 getreply();
gauresh2798 0:c359fee24b6c 295 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 296 }
gauresh2798 0:c359fee24b6c 297
gauresh2798 0:c359fee24b6c 298 void ApModeSet(void){
gauresh2798 0:c359fee24b6c 299 //SET CWMODE to 1=Station,2=AP,3=BOTH, default mode 1 (Station)
gauresh2798 0:c359fee24b6c 300 pc.printf("+++++++++++++++++++++ SETTING ESP IN AP MODE +++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 301 strcpy(cmdbuff,"AT+CWMODE=2\r\n");
gauresh2798 0:c359fee24b6c 302 timeout=8000;
gauresh2798 0:c359fee24b6c 303 getcount=1000;
gauresh2798 0:c359fee24b6c 304 SendCMD();
gauresh2798 0:c359fee24b6c 305 getreply();
gauresh2798 0:c359fee24b6c 306 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 307 }
gauresh2798 0:c359fee24b6c 308
gauresh2798 0:c359fee24b6c 309 void ConnectWifiServer(void){
gauresh2798 0:c359fee24b6c 310
gauresh2798 0:c359fee24b6c 311 pc.printf("\n+++++++++++++++ Connecting to WIFI SERVER (AP) +++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 312 pc.printf("ssid = %s pwd = %s\r\n",ssid,pwd);
gauresh2798 0:c359fee24b6c 313 strcpy(cmdbuff, "AT+CWJAP=\"");
gauresh2798 0:c359fee24b6c 314 strcat(cmdbuff, ssid);
gauresh2798 0:c359fee24b6c 315 strcat(cmdbuff, "\",\"");
gauresh2798 0:c359fee24b6c 316 strcat(cmdbuff, pwd);
gauresh2798 0:c359fee24b6c 317 strcat(cmdbuff, "\"\r\n");
gauresh2798 0:c359fee24b6c 318 timeout=8000;
gauresh2798 0:c359fee24b6c 319 getcount=1000;
gauresh2798 0:c359fee24b6c 320 SendCMD();
gauresh2798 0:c359fee24b6c 321 getreply();
gauresh2798 0:c359fee24b6c 322 pc.printf("%s\r\n",cmdbuff);
gauresh2798 0:c359fee24b6c 323 }
gauresh2798 0:c359fee24b6c 324
gauresh2798 0:c359fee24b6c 325 void Commtype(void){
gauresh2798 0:c359fee24b6c 326 // set CIPMUX to 0=Single,1=Multi
gauresh2798 0:c359fee24b6c 327 pc.printf("+++++++++++++++++ Setting Connection of ESP in MULTI ++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 328 strcpy(cmdbuff,"AT+CIPMUX=1\r\n");
gauresh2798 0:c359fee24b6c 329 timeout=500;
gauresh2798 0:c359fee24b6c 330 getcount=10;
gauresh2798 0:c359fee24b6c 331 SendCMD();
gauresh2798 0:c359fee24b6c 332 getreply();
gauresh2798 0:c359fee24b6c 333 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 334 }
gauresh2798 0:c359fee24b6c 335
gauresh2798 0:c359fee24b6c 336 void StartServer_AT(void){
gauresh2798 0:c359fee24b6c 337 //START SERVER
gauresh2798 0:c359fee24b6c 338 pc.printf("\n++++++++++++++++++++++ STARTING SERVER OF ESP +++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 339 sprintf(cmdbuff,"AT+CIPSERVER=1,%d\r\n", port);
gauresh2798 0:c359fee24b6c 340 timeout=500;getcount=10;
gauresh2798 0:c359fee24b6c 341 SendCMD();
gauresh2798 0:c359fee24b6c 342 getreply();
gauresh2798 0:c359fee24b6c 343 sprintf(cmdbuff,"AT+CIPSTO=%d\r\n",SERVtimeout);
gauresh2798 0:c359fee24b6c 344 timeout=500;getcount=50;
gauresh2798 0:c359fee24b6c 345 SendCMD();
gauresh2798 0:c359fee24b6c 346 getreply();
gauresh2798 0:c359fee24b6c 347 }
gauresh2798 0:c359fee24b6c 348 void getIP(void){
gauresh2798 0:c359fee24b6c 349 //GET IP
gauresh2798 0:c359fee24b6c 350 pc.printf("\n Getting Server IP \r\n");
gauresh2798 0:c359fee24b6c 351 strcpy(cmdbuff, "AT+CIFSR\r\n");
gauresh2798 0:c359fee24b6c 352 timeout=1000;getcount=50;
gauresh2798 0:c359fee24b6c 353 while(weberror==0){
gauresh2798 0:c359fee24b6c 354 SendCMD();getreply();
gauresh2798 0:c359fee24b6c 355 if (strstr(replybuff, "0.0.0.0") == NULL) {weberror=1;} // wait for valid IP
gauresh2798 0:c359fee24b6c 356 }
gauresh2798 0:c359fee24b6c 357 pc.printf("\n Enter WEB address in your browser \r\n\n");
gauresh2798 0:c359fee24b6c 358 replybuff[strlen(replybuff) - 8] = '\0';
gauresh2798 0:c359fee24b6c 359 char* IP = replybuff + 5;
gauresh2798 0:c359fee24b6c 360 sprintf(webdata," http://%s:%d", IP, port);
gauresh2798 0:c359fee24b6c 361 pc.printf(webdata);
gauresh2798 0:c359fee24b6c 362 }
gauresh2798 0:c359fee24b6c 363
gauresh2798 0:c359fee24b6c 364 void finishup(void){
gauresh2798 0:c359fee24b6c 365 //END PART
gauresh2798 0:c359fee24b6c 366 bufflen=200;count=0;
gauresh2798 0:c359fee24b6c 367 pc.printf("\n\n++++++++++++++++++++++++ READY ++++++++++++++++++++++++++\r\n\n");
gauresh2798 0:c359fee24b6c 368 esp.attach(&callback);
gauresh2798 0:c359fee24b6c 369 }
gauresh2798 0:c359fee24b6c 370
gauresh2798 0:c359fee24b6c 371
gauresh2798 0:c359fee24b6c 372
gauresh2798 0:c359fee24b6c 373 int startserver(void){
gauresh2798 0:c359fee24b6c 374 ATcheck();
gauresh2798 0:c359fee24b6c 375 ATReset();
gauresh2798 0:c359fee24b6c 376 StationModeSet();
gauresh2798 0:c359fee24b6c 377
gauresh2798 0:c359fee24b6c 378 //list access points
gauresh2798 0:c359fee24b6c 379 pc.printf("++++++++++++++++++++++++ Listing Access ESP ++++++++++++++++++++++\r\n");
gauresh2798 0:c359fee24b6c 380 strcpy(cmdbuff,"AT+CWLAP\r\n");
gauresh2798 0:c359fee24b6c 381 timeout=8000;
gauresh2798 0:c359fee24b6c 382 getcount=1000;
gauresh2798 0:c359fee24b6c 383 SendCMD();
gauresh2798 0:c359fee24b6c 384 getreply();
gauresh2798 0:c359fee24b6c 385 pc.printf("%s\r\n",replybuff);
gauresh2798 0:c359fee24b6c 386 if (strstr(replybuff, ssid) != NULL) {
gauresh2798 0:c359fee24b6c 387
gauresh2798 0:c359fee24b6c 388 t2.reset();t2.start();
gauresh2798 0:c359fee24b6c 389 return 10;
gauresh2798 0:c359fee24b6c 390 }
gauresh2798 0:c359fee24b6c 391 else{
gauresh2798 0:c359fee24b6c 392 t2.reset();t2.start();
gauresh2798 0:c359fee24b6c 393 return 20;
gauresh2798 0:c359fee24b6c 394 }
gauresh2798 0:c359fee24b6c 395
gauresh2798 0:c359fee24b6c 396 }
gauresh2798 0:c359fee24b6c 397
gauresh2798 0:c359fee24b6c 398
gauresh2798 1:52cad7057640 399 void closeserver_AT(void){
gauresh2798 1:52cad7057640 400 pc.printf("+++++++++++++++++ CLOSE THE SERVER ++++++++++++++\r\n");
gauresh2798 1:52cad7057640 401
gauresh2798 1:52cad7057640 402 sprintf(cmdbuff,"AT+CIPCLOSE=%d\r\n", linkID);
gauresh2798 1:52cad7057640 403 timeout=500;
gauresh2798 1:52cad7057640 404 getcount=10;
gauresh2798 1:52cad7057640 405 SendCMD();
gauresh2798 1:52cad7057640 406 getreply();
gauresh2798 1:52cad7057640 407 pc.printf("%s\r\n",replybuff);
gauresh2798 1:52cad7057640 408
gauresh2798 1:52cad7057640 409
gauresh2798 1:52cad7057640 410
gauresh2798 1:52cad7057640 411 strcpy(cmdbuff,"AT+CIPSERVER=0\r\n");
gauresh2798 1:52cad7057640 412 timeout=500;
gauresh2798 1:52cad7057640 413 getcount=10;
gauresh2798 1:52cad7057640 414 SendCMD();
gauresh2798 1:52cad7057640 415 getreply();
gauresh2798 1:52cad7057640 416 pc.printf("%s\r\n",replybuff);
gauresh2798 1:52cad7057640 417
gauresh2798 1:52cad7057640 418 ATReset();
gauresh2798 1:52cad7057640 419
gauresh2798 1:52cad7057640 420
gauresh2798 1:52cad7057640 421 }
gauresh2798 0:c359fee24b6c 422
gauresh2798 0:c359fee24b6c 423 void StationConfig(void){
gauresh2798 0:c359fee24b6c 424 pc.printf("\n\r------------------- IN THE STATION MODE -------------------\r\n");
gauresh2798 0:c359fee24b6c 425 StationModeSet();
gauresh2798 0:c359fee24b6c 426 ConnectWifiServer();
gauresh2798 0:c359fee24b6c 427 Commtype();
gauresh2798 0:c359fee24b6c 428 StartServer_AT();
gauresh2798 0:c359fee24b6c 429 getIP();
gauresh2798 0:c359fee24b6c 430 finishup();
gauresh2798 0:c359fee24b6c 431 }
gauresh2798 0:c359fee24b6c 432 void ApConfig(void){
gauresh2798 0:c359fee24b6c 433 pc.printf("\n\r--------------------- IN THE AP MODE -----------------------\r\n");
gauresh2798 0:c359fee24b6c 434 ApModeSet();
gauresh2798 0:c359fee24b6c 435 Commtype();
gauresh2798 0:c359fee24b6c 436 StartServer_AT();
gauresh2798 0:c359fee24b6c 437 getIP();
gauresh2798 0:c359fee24b6c 438 finishup();
gauresh2798 0:c359fee24b6c 439 }
gauresh2798 0:c359fee24b6c 440 void request_fetch_station(void){
gauresh2798 0:c359fee24b6c 441
gauresh2798 0:c359fee24b6c 442 if(DataRX==1){
gauresh2798 0:c359fee24b6c 443 ReadWebData();
gauresh2798 0:c359fee24b6c 444
gauresh2798 0:c359fee24b6c 445 if (servreq == 1 && weberror == 0){sendpage();}
gauresh2798 0:c359fee24b6c 446 esp.attach(&callback);
gauresh2798 0:c359fee24b6c 447 pc.printf(" IPD Data:\r\n\n Link ID = %d,\r\n IPD Header Length = %d \r\n IPD Type = %s\r\n", linkID, ipdLen, type);
gauresh2798 0:c359fee24b6c 448 pc.printf("\n\n HTTP Packet: \n\n%s\n", webdata);
gauresh2798 0:c359fee24b6c 449 pc.printf(" Web Characters sent : %d\n\n", bufl);
gauresh2798 0:c359fee24b6c 450 pc.printf(" -------------------------------------\n\n");
gauresh2798 0:c359fee24b6c 451 //strcpy(lasthit, timebuf);
gauresh2798 0:c359fee24b6c 452 servreq=0;
gauresh2798 0:c359fee24b6c 453 }
gauresh2798 0:c359fee24b6c 454 }
gauresh2798 0:c359fee24b6c 455
gauresh2798 0:c359fee24b6c 456
gauresh2798 0:c359fee24b6c 457 void request_fetch_ap(void){
gauresh2798 0:c359fee24b6c 458 if(DataRX==1){
gauresh2798 0:c359fee24b6c 459
gauresh2798 0:c359fee24b6c 460
gauresh2798 0:c359fee24b6c 461 ReadWebData_register();
gauresh2798 0:c359fee24b6c 462
gauresh2798 0:c359fee24b6c 463 if (servreq == 1 && weberror == 0){sendpage_register();}
gauresh2798 0:c359fee24b6c 464 esp.attach(&callback);
gauresh2798 0:c359fee24b6c 465 pc.printf(" IPD Data:\r\n\n Link ID = %d,\r\n IPD Header Length = %d \r\n IPD Type = %s\r\n", linkID, ipdLen, type);
gauresh2798 0:c359fee24b6c 466 pc.printf("\n\n HTTP Packet: \n\n%s\n", webdata);
gauresh2798 0:c359fee24b6c 467 pc.printf(" Web Characters sent : %d\n\n", bufl);
gauresh2798 0:c359fee24b6c 468 pc.printf(" -------------------------------------\n\n");
gauresh2798 0:c359fee24b6c 469 //strcpy(lasthit, timebuf);
gauresh2798 0:c359fee24b6c 470
gauresh2798 0:c359fee24b6c 471 servreq=0;
gauresh2798 0:c359fee24b6c 472
gauresh2798 0:c359fee24b6c 473 }
gauresh2798 1:52cad7057640 474
gauresh2798 0:c359fee24b6c 475 }
gauresh2798 0:c359fee24b6c 476
gauresh2798 0:c359fee24b6c 477 char* getname(char *strd,const char s[2],int part){
gauresh2798 0:c359fee24b6c 478 char *temp;
gauresh2798 0:c359fee24b6c 479 char *token,*dataarr[2];
gauresh2798 0:c359fee24b6c 480 int i=0;
gauresh2798 0:c359fee24b6c 481
gauresh2798 0:c359fee24b6c 482 token = strtok(strd, s);
gauresh2798 0:c359fee24b6c 483
gauresh2798 0:c359fee24b6c 484 while( token != NULL )
gauresh2798 0:c359fee24b6c 485 {
gauresh2798 0:c359fee24b6c 486 dataarr[i]=token;
gauresh2798 0:c359fee24b6c 487 i++;
gauresh2798 0:c359fee24b6c 488 token = strtok(NULL, s);
gauresh2798 0:c359fee24b6c 489 }
gauresh2798 0:c359fee24b6c 490
gauresh2798 0:c359fee24b6c 491 if(part==1){temp=dataarr[0];}
gauresh2798 0:c359fee24b6c 492 else if(part==2){temp=dataarr[1];}
gauresh2798 0:c359fee24b6c 493 return temp;
gauresh2798 0:c359fee24b6c 494
gauresh2798 0:c359fee24b6c 495 }
gauresh2798 0:c359fee24b6c 496 void newcre(char webstring[]){
gauresh2798 0:c359fee24b6c 497 // char webstring[]="http://192.168.4.1:8266/ssid=hellogfg&pwd=thisispwd";
gauresh2798 0:c359fee24b6c 498 char *pass_l,*ssid_temp,*pass_temp;
gauresh2798 0:c359fee24b6c 499 getreq = strchr(webstring, ch);
gauresh2798 0:c359fee24b6c 500 pc.printf("\n\r Desired substring: %s\n\r", getreq);
gauresh2798 0:c359fee24b6c 501
gauresh2798 0:c359fee24b6c 502 left = getname(getreq,"&",1);
gauresh2798 0:c359fee24b6c 503 right = getname(getreq,"&",2);
gauresh2798 0:c359fee24b6c 504 ssid_temp=getname(left,"=",2);
gauresh2798 0:c359fee24b6c 505 pass_l=getname(right,"=",2);
gauresh2798 0:c359fee24b6c 506 pass_temp=getname(pass_l," ",1);
gauresh2798 0:c359fee24b6c 507 pc.printf( "\n\r new ssid is %s\n", ssid_temp );
gauresh2798 0:c359fee24b6c 508 pc.printf( "\n\r new password is %s\n", pass_temp );
gauresh2798 1:52cad7057640 509 get_ssid_pass(ssid_temp,pass_temp,8266);
gauresh2798 1:52cad7057640 510 // wait(5);
gauresh2798 1:52cad7057640 511 closeserver_AT();
gauresh2798 1:52cad7057640 512 modeselector=10;
gauresh2798 1:52cad7057640 513 StationConfig();
gauresh2798 1:52cad7057640 514 request_fetch_station();
gauresh2798 0:c359fee24b6c 515
gauresh2798 0:c359fee24b6c 516 }