Grant Phillips / ESP8266

Class library for using the ESP8266 wifi module.

ESP8266.cpp@0:30dd9c0f7559, 2018-06-11 (annotated)

Committer:
grantphillips
Date:
Mon Jun 11 17:56:55 2018 +0000
Revision:
0:30dd9c0f7559
V1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
grantphillips 0:30dd9c0f7559 1 #include "ESP8266.h"
grantphillips 0:30dd9c0f7559 2 #include "mbed.h"
grantphillips 0:30dd9c0f7559 3
grantphillips 0:30dd9c0f7559 4 /***************************** Public functions ******************************/
grantphillips 0:30dd9c0f7559 5 ESP8266::ESP8266(PinName Tx, PinName Rx, PinName Rst) : esp(Tx, Rx), _rst(Rst) {
grantphillips 0:30dd9c0f7559 6 esp.baud(115200);
grantphillips 0:30dd9c0f7559 7 mDEBUG = false;
grantphillips 0:30dd9c0f7559 8 }
grantphillips 0:30dd9c0f7559 9
grantphillips 0:30dd9c0f7559 10 bool ESP8266::startup(uint8_t mode) {
grantphillips 0:30dd9c0f7559 11
grantphillips 0:30dd9c0f7559 12 if(mode < 1 || mode > 3) //only 3 valid modes
grantphillips 0:30dd9c0f7559 13 return false;
grantphillips 0:30dd9c0f7559 14 _rst=0;
grantphillips 0:30dd9c0f7559 15 wait(1.0);
grantphillips 0:30dd9c0f7559 16 _rst=1;
grantphillips 0:30dd9c0f7559 17 wait(1.0);
grantphillips 0:30dd9c0f7559 18 if(!kick()) //check if connected
grantphillips 0:30dd9c0f7559 19 return(false);
grantphillips 0:30dd9c0f7559 20 if(!reset()) //reset ESP8266
grantphillips 0:30dd9c0f7559 21 return(false);
grantphillips 0:30dd9c0f7559 22 if(!setWiFiMode(mode)) //set the WiFi mode
grantphillips 0:30dd9c0f7559 23 return(false);
grantphillips 0:30dd9c0f7559 24 if(!setMux(true)) //set to multiple connections
grantphillips 0:30dd9c0f7559 25 return false;
grantphillips 0:30dd9c0f7559 26
grantphillips 0:30dd9c0f7559 27 rxtemp_idx=0;
grantphillips 0:30dd9c0f7559 28 //rxmsg_idx= 0;
grantphillips 0:30dd9c0f7559 29 new_rxmsg = false;
grantphillips 0:30dd9c0f7559 30 rxpass1=false, rxpass2=false, rxpass3=false;
grantphillips 0:30dd9c0f7559 31
grantphillips 0:30dd9c0f7559 32 return true;
grantphillips 0:30dd9c0f7559 33 }
grantphillips 0:30dd9c0f7559 34
grantphillips 0:30dd9c0f7559 35 void ESP8266::getVersion(char* version) {
grantphillips 0:30dd9c0f7559 36 string ver;
grantphillips 0:30dd9c0f7559 37
grantphillips 0:30dd9c0f7559 38 eATGMR(ver);
grantphillips 0:30dd9c0f7559 39 strcpy(version, ver.c_str());
grantphillips 0:30dd9c0f7559 40 }
grantphillips 0:30dd9c0f7559 41
grantphillips 0:30dd9c0f7559 42 void ESP8266::getAPList(char* list) {
grantphillips 0:30dd9c0f7559 43 string lst;
grantphillips 0:30dd9c0f7559 44
grantphillips 0:30dd9c0f7559 45 eATCWLAP(lst);
grantphillips 0:30dd9c0f7559 46 strcpy(list, lst.c_str());
grantphillips 0:30dd9c0f7559 47 }
grantphillips 0:30dd9c0f7559 48
grantphillips 0:30dd9c0f7559 49 bool ESP8266::setSoftAPParam(string ssid, string pwd, uint8_t chl, uint8_t ecn) {
grantphillips 0:30dd9c0f7559 50 return sATCWSAP(ssid, pwd, chl, ecn);
grantphillips 0:30dd9c0f7559 51 }
grantphillips 0:30dd9c0f7559 52
grantphillips 0:30dd9c0f7559 53 bool ESP8266::DHCP(bool enabled, int mode) {
grantphillips 0:30dd9c0f7559 54 return sATCWDHCP(enabled, mode);
grantphillips 0:30dd9c0f7559 55 }
grantphillips 0:30dd9c0f7559 56
grantphillips 0:30dd9c0f7559 57 bool ESP8266::joinAP(string ssid, string pwd) {
grantphillips 0:30dd9c0f7559 58 return sATCWJAP(ssid, pwd);
grantphillips 0:30dd9c0f7559 59 }
grantphillips 0:30dd9c0f7559 60
grantphillips 0:30dd9c0f7559 61 void ESP8266::getLocalIP(char* LocalIP) {
grantphillips 0:30dd9c0f7559 62 string lst;
grantphillips 0:30dd9c0f7559 63
grantphillips 0:30dd9c0f7559 64 eATCIFSR(lst);
grantphillips 0:30dd9c0f7559 65 strcpy(LocalIP, lst.c_str());
grantphillips 0:30dd9c0f7559 66 }
grantphillips 0:30dd9c0f7559 67
grantphillips 0:30dd9c0f7559 68 bool ESP8266::setLocalIP(string LocalIP) {
grantphillips 0:30dd9c0f7559 69 return sATCIPSTA(LocalIP);
grantphillips 0:30dd9c0f7559 70 }
grantphillips 0:30dd9c0f7559 71
grantphillips 0:30dd9c0f7559 72 bool ESP8266::setSoftAPIP(string LocalIP) {
grantphillips 0:30dd9c0f7559 73 return sATCIPAP(LocalIP);
grantphillips 0:30dd9c0f7559 74 }
grantphillips 0:30dd9c0f7559 75
grantphillips 0:30dd9c0f7559 76 bool ESP8266::TCPServerStart(uint32_t port) {
grantphillips 0:30dd9c0f7559 77 if (sATCIPSERVER(1, port)) {
grantphillips 0:30dd9c0f7559 78 esp.attach(this,&ESP8266::RxInterrupt);
grantphillips 0:30dd9c0f7559 79 return true;
grantphillips 0:30dd9c0f7559 80 }
grantphillips 0:30dd9c0f7559 81 return false;
grantphillips 0:30dd9c0f7559 82 }
grantphillips 0:30dd9c0f7559 83
grantphillips 0:30dd9c0f7559 84 bool ESP8266::TCPPacketReceived(void) {
grantphillips 0:30dd9c0f7559 85 return new_rxmsg;
grantphillips 0:30dd9c0f7559 86 }
grantphillips 0:30dd9c0f7559 87
grantphillips 0:30dd9c0f7559 88 void ESP8266::TCPPacketRead(uint8_t *ID, uint32_t *LEN, char DATA[]) {
grantphillips 0:30dd9c0f7559 89 *ID = packetID;
grantphillips 0:30dd9c0f7559 90 *LEN = packetLen;
grantphillips 0:30dd9c0f7559 91 strcpy(DATA, packetData);
grantphillips 0:30dd9c0f7559 92 new_rxmsg=false;
grantphillips 0:30dd9c0f7559 93 }
grantphillips 0:30dd9c0f7559 94
grantphillips 0:30dd9c0f7559 95 bool ESP8266::TCPPacketSend(uint8_t ID, uint32_t LEN, char DATA[]) {
grantphillips 0:30dd9c0f7559 96 bool ret;
grantphillips 0:30dd9c0f7559 97
grantphillips 0:30dd9c0f7559 98 esp.attach(NULL);
grantphillips 0:30dd9c0f7559 99 ret=sATCIPSENDMultiple(ID, DATA, LEN);
grantphillips 0:30dd9c0f7559 100 esp.attach(this,&ESP8266::RxInterrupt);
grantphillips 0:30dd9c0f7559 101 return ret;
grantphillips 0:30dd9c0f7559 102 }
grantphillips 0:30dd9c0f7559 103
grantphillips 0:30dd9c0f7559 104 /***************************** Private functions *****************************/
grantphillips 0:30dd9c0f7559 105 bool ESP8266::kick(void) {
grantphillips 0:30dd9c0f7559 106 return eAT();
grantphillips 0:30dd9c0f7559 107 }
grantphillips 0:30dd9c0f7559 108
grantphillips 0:30dd9c0f7559 109 bool ESP8266::reset(void) {
grantphillips 0:30dd9c0f7559 110 unsigned long start;
grantphillips 0:30dd9c0f7559 111 if (eATRST()) {
grantphillips 0:30dd9c0f7559 112 wait_ms(2000);
grantphillips 0:30dd9c0f7559 113 t.start();
grantphillips 0:30dd9c0f7559 114 start = t.read_ms();
grantphillips 0:30dd9c0f7559 115 while (t.read_ms() - start < 3000) {
grantphillips 0:30dd9c0f7559 116 if (eAT()) {
grantphillips 0:30dd9c0f7559 117 wait_ms(1500); /* Waiting for stable */
grantphillips 0:30dd9c0f7559 118 return true;
grantphillips 0:30dd9c0f7559 119 }
grantphillips 0:30dd9c0f7559 120 wait_ms(100);
grantphillips 0:30dd9c0f7559 121 }
grantphillips 0:30dd9c0f7559 122 }
grantphillips 0:30dd9c0f7559 123 return false;
grantphillips 0:30dd9c0f7559 124 }
grantphillips 0:30dd9c0f7559 125
grantphillips 0:30dd9c0f7559 126 bool ESP8266::setWiFiMode(uint8_t mode) {
grantphillips 0:30dd9c0f7559 127 switch(mode) {
grantphillips 0:30dd9c0f7559 128 case 1: {
grantphillips 0:30dd9c0f7559 129 if (sATCWMODE(1))
grantphillips 0:30dd9c0f7559 130 return true;
grantphillips 0:30dd9c0f7559 131 else
grantphillips 0:30dd9c0f7559 132 return false;
grantphillips 0:30dd9c0f7559 133 }
grantphillips 0:30dd9c0f7559 134 case 2: {
grantphillips 0:30dd9c0f7559 135 if (sATCWMODE(2))
grantphillips 0:30dd9c0f7559 136 return true;
grantphillips 0:30dd9c0f7559 137 else
grantphillips 0:30dd9c0f7559 138 return false;
grantphillips 0:30dd9c0f7559 139 }
grantphillips 0:30dd9c0f7559 140 case 3: {
grantphillips 0:30dd9c0f7559 141 if (sATCWMODE(3))
grantphillips 0:30dd9c0f7559 142 return true;
grantphillips 0:30dd9c0f7559 143 else
grantphillips 0:30dd9c0f7559 144 return false;
grantphillips 0:30dd9c0f7559 145 }
grantphillips 0:30dd9c0f7559 146 default: return false;
grantphillips 0:30dd9c0f7559 147 }
grantphillips 0:30dd9c0f7559 148 }
grantphillips 0:30dd9c0f7559 149
grantphillips 0:30dd9c0f7559 150 bool ESP8266::setMux(bool onoff) {
grantphillips 0:30dd9c0f7559 151 if(onoff)
grantphillips 0:30dd9c0f7559 152 return sATCIPMUX(1);
grantphillips 0:30dd9c0f7559 153 else
grantphillips 0:30dd9c0f7559 154 return sATCIPMUX(0);
grantphillips 0:30dd9c0f7559 155 }
grantphillips 0:30dd9c0f7559 156
grantphillips 0:30dd9c0f7559 157 bool ESP8266::recvFind(string target, uint32_t timeout) {
grantphillips 0:30dd9c0f7559 158 string data_tmp;
grantphillips 0:30dd9c0f7559 159 data_tmp = recvString(target, timeout);
grantphillips 0:30dd9c0f7559 160 if (data_tmp.find(target) != std::string::npos) {
grantphillips 0:30dd9c0f7559 161 return true;
grantphillips 0:30dd9c0f7559 162 }
grantphillips 0:30dd9c0f7559 163 return false;
grantphillips 0:30dd9c0f7559 164 }
grantphillips 0:30dd9c0f7559 165
grantphillips 0:30dd9c0f7559 166 string ESP8266::recvString(string target, uint32_t timeout) {
grantphillips 0:30dd9c0f7559 167 string data;
grantphillips 0:30dd9c0f7559 168 char a;
grantphillips 0:30dd9c0f7559 169 t.start();
grantphillips 0:30dd9c0f7559 170 unsigned long start = t.read_ms();
grantphillips 0:30dd9c0f7559 171 while (t.read_ms() - start < timeout) {
grantphillips 0:30dd9c0f7559 172 while(esp.readable() > 0) {
grantphillips 0:30dd9c0f7559 173 a = esp.getc();
grantphillips 0:30dd9c0f7559 174 data += a;
grantphillips 0:30dd9c0f7559 175 }
grantphillips 0:30dd9c0f7559 176 if (data.find(target) != std::string::npos) {
grantphillips 0:30dd9c0f7559 177 break;
grantphillips 0:30dd9c0f7559 178 }
grantphillips 0:30dd9c0f7559 179 }
grantphillips 0:30dd9c0f7559 180 t.stop();
grantphillips 0:30dd9c0f7559 181
grantphillips 0:30dd9c0f7559 182 return data;
grantphillips 0:30dd9c0f7559 183 }
grantphillips 0:30dd9c0f7559 184
grantphillips 0:30dd9c0f7559 185 string ESP8266::recvString(string target1, string target2, uint32_t timeout) {
grantphillips 0:30dd9c0f7559 186 string data;
grantphillips 0:30dd9c0f7559 187 char a;
grantphillips 0:30dd9c0f7559 188 t.start();
grantphillips 0:30dd9c0f7559 189 unsigned long start = t.read_ms();
grantphillips 0:30dd9c0f7559 190 while (t.read_ms() - start < timeout) {
grantphillips 0:30dd9c0f7559 191 while(esp.readable() > 0) {
grantphillips 0:30dd9c0f7559 192 a = esp.getc();
grantphillips 0:30dd9c0f7559 193 data += a;
grantphillips 0:30dd9c0f7559 194 }
grantphillips 0:30dd9c0f7559 195 if (data.find(target1) != std::string::npos) {
grantphillips 0:30dd9c0f7559 196 break;
grantphillips 0:30dd9c0f7559 197 } else if (data.find(target2) != std::string::npos) {
grantphillips 0:30dd9c0f7559 198 break;
grantphillips 0:30dd9c0f7559 199 }
grantphillips 0:30dd9c0f7559 200 }
grantphillips 0:30dd9c0f7559 201 t.stop();
grantphillips 0:30dd9c0f7559 202
grantphillips 0:30dd9c0f7559 203 return data;
grantphillips 0:30dd9c0f7559 204 }
grantphillips 0:30dd9c0f7559 205
grantphillips 0:30dd9c0f7559 206 string ESP8266::recvString(string target1, string target2, string target3, uint32_t timeout) {
grantphillips 0:30dd9c0f7559 207 string data;
grantphillips 0:30dd9c0f7559 208 char a;
grantphillips 0:30dd9c0f7559 209 t.start();
grantphillips 0:30dd9c0f7559 210 unsigned long start = t.read_ms();
grantphillips 0:30dd9c0f7559 211 while (t.read_ms() - start < timeout) {
grantphillips 0:30dd9c0f7559 212 while(esp.readable() > 0) {
grantphillips 0:30dd9c0f7559 213 a = esp.getc();
grantphillips 0:30dd9c0f7559 214 data += a;
grantphillips 0:30dd9c0f7559 215 }
grantphillips 0:30dd9c0f7559 216 if (data.find(target1) != std::string::npos) {
grantphillips 0:30dd9c0f7559 217 break;
grantphillips 0:30dd9c0f7559 218 } else if (data.find(target2) != std::string::npos) {
grantphillips 0:30dd9c0f7559 219 break;
grantphillips 0:30dd9c0f7559 220 } else if (data.find(target3) != std::string::npos) {
grantphillips 0:30dd9c0f7559 221 break;
grantphillips 0:30dd9c0f7559 222 }
grantphillips 0:30dd9c0f7559 223 }
grantphillips 0:30dd9c0f7559 224 t.stop();
grantphillips 0:30dd9c0f7559 225
grantphillips 0:30dd9c0f7559 226 return data;
grantphillips 0:30dd9c0f7559 227 }
grantphillips 0:30dd9c0f7559 228
grantphillips 0:30dd9c0f7559 229 bool ESP8266::recvFindAndFilter(string target, string begin, string end, string &data, uint32_t timeout) {
grantphillips 0:30dd9c0f7559 230 string data_tmp;
grantphillips 0:30dd9c0f7559 231 data_tmp = recvString(target, timeout);
grantphillips 0:30dd9c0f7559 232 if (data_tmp.find(target) != std::string::npos) {
grantphillips 0:30dd9c0f7559 233 int32_t index1 = data_tmp.find(begin);
grantphillips 0:30dd9c0f7559 234 int32_t index2 = data_tmp.find(end);
grantphillips 0:30dd9c0f7559 235 if (index1 != std::string::npos && index2 != std::string::npos) {
grantphillips 0:30dd9c0f7559 236 index1 += begin.length();
grantphillips 0:30dd9c0f7559 237 data = data_tmp.substr(index1, index2-index1);
grantphillips 0:30dd9c0f7559 238 return true;
grantphillips 0:30dd9c0f7559 239 }
grantphillips 0:30dd9c0f7559 240 }
grantphillips 0:30dd9c0f7559 241 data = "";
grantphillips 0:30dd9c0f7559 242 return false;
grantphillips 0:30dd9c0f7559 243 }
grantphillips 0:30dd9c0f7559 244
grantphillips 0:30dd9c0f7559 245
grantphillips 0:30dd9c0f7559 246
grantphillips 0:30dd9c0f7559 247
grantphillips 0:30dd9c0f7559 248 /************************ Private AT Command Functions ***********************/
grantphillips 0:30dd9c0f7559 249 bool ESP8266::eAT(void) {
grantphillips 0:30dd9c0f7559 250 esp.printf("AT\r\n");
grantphillips 0:30dd9c0f7559 251 return recvFind("OK", 2000);
grantphillips 0:30dd9c0f7559 252 }
grantphillips 0:30dd9c0f7559 253
grantphillips 0:30dd9c0f7559 254 bool ESP8266::eATRST(void) {
grantphillips 0:30dd9c0f7559 255 esp.printf("AT+RST\r\n");
grantphillips 0:30dd9c0f7559 256 return recvFind("OK", 2000);
grantphillips 0:30dd9c0f7559 257 }
grantphillips 0:30dd9c0f7559 258
grantphillips 0:30dd9c0f7559 259 bool ESP8266::eATGMR(string &version) {
grantphillips 0:30dd9c0f7559 260 esp.printf("AT+GMR\r\n");
grantphillips 0:30dd9c0f7559 261 return recvFindAndFilter("OK", "\r\r\n", "\r\nSDK", version);
grantphillips 0:30dd9c0f7559 262 }
grantphillips 0:30dd9c0f7559 263
grantphillips 0:30dd9c0f7559 264 bool ESP8266::sATCWMODE(uint8_t mode) {
grantphillips 0:30dd9c0f7559 265 string data;
grantphillips 0:30dd9c0f7559 266 esp.printf("AT+CWMODE=%d\r\n", mode);
grantphillips 0:30dd9c0f7559 267
grantphillips 0:30dd9c0f7559 268 data = recvString("OK", "no change");
grantphillips 0:30dd9c0f7559 269 if (data.find("OK") != std::string::npos || data.find("no change") != std::string::npos) {
grantphillips 0:30dd9c0f7559 270 return true;
grantphillips 0:30dd9c0f7559 271 }
grantphillips 0:30dd9c0f7559 272 return false;
grantphillips 0:30dd9c0f7559 273 }
grantphillips 0:30dd9c0f7559 274
grantphillips 0:30dd9c0f7559 275 bool ESP8266::sATCIPMUX(uint8_t mode)
grantphillips 0:30dd9c0f7559 276 {
grantphillips 0:30dd9c0f7559 277 string data;
grantphillips 0:30dd9c0f7559 278 esp.printf("AT+CIPMUX=%d\r\n",mode);
grantphillips 0:30dd9c0f7559 279
grantphillips 0:30dd9c0f7559 280 data = recvString("OK", "Link is builded");
grantphillips 0:30dd9c0f7559 281 if (data.find("OK") != std::string::npos) {
grantphillips 0:30dd9c0f7559 282 return true;
grantphillips 0:30dd9c0f7559 283 }
grantphillips 0:30dd9c0f7559 284 return false;
grantphillips 0:30dd9c0f7559 285 }
grantphillips 0:30dd9c0f7559 286
grantphillips 0:30dd9c0f7559 287 bool ESP8266::eATCWLAP(string &list) {
grantphillips 0:30dd9c0f7559 288 string data;
grantphillips 0:30dd9c0f7559 289 esp.printf("AT+CWLAP\r\n");
grantphillips 0:30dd9c0f7559 290 return recvFindAndFilter("OK", "\r\r\n", "\r\n\r\nOK", list, 10000);
grantphillips 0:30dd9c0f7559 291 }
grantphillips 0:30dd9c0f7559 292
grantphillips 0:30dd9c0f7559 293 bool ESP8266::sATCWJAP(string ssid, string pwd) {
grantphillips 0:30dd9c0f7559 294 string data;
grantphillips 0:30dd9c0f7559 295 esp.printf("AT+CWJAP=\"%s\",\"%s\"\r\n", ssid.c_str(), pwd.c_str());
grantphillips 0:30dd9c0f7559 296
grantphillips 0:30dd9c0f7559 297 data = recvString("OK", "FAIL", 15000);
grantphillips 0:30dd9c0f7559 298 if (data.find("OK") != std::string::npos) {
grantphillips 0:30dd9c0f7559 299 return true;
grantphillips 0:30dd9c0f7559 300 }
grantphillips 0:30dd9c0f7559 301 return false;
grantphillips 0:30dd9c0f7559 302 }
grantphillips 0:30dd9c0f7559 303
grantphillips 0:30dd9c0f7559 304 bool ESP8266::eATCIFSR(string &list) {
grantphillips 0:30dd9c0f7559 305 esp.printf("AT+CIFSR\r\n");
grantphillips 0:30dd9c0f7559 306 return recvFindAndFilter("OK", "\r\r\n", "\r\n\r\nOK", list);
grantphillips 0:30dd9c0f7559 307 }
grantphillips 0:30dd9c0f7559 308
grantphillips 0:30dd9c0f7559 309 bool ESP8266::sATCIPSERVER(uint8_t mode, uint32_t port) {
grantphillips 0:30dd9c0f7559 310 string data;
grantphillips 0:30dd9c0f7559 311 if (mode) {
grantphillips 0:30dd9c0f7559 312 esp.printf("AT+CIPSERVER=1,%d\r\n", port);
grantphillips 0:30dd9c0f7559 313
grantphillips 0:30dd9c0f7559 314 data = recvString("OK", "no change");
grantphillips 0:30dd9c0f7559 315 if (data.find("OK") != std::string::npos || data.find("no change") != std::string::npos) {
grantphillips 0:30dd9c0f7559 316 return true;
grantphillips 0:30dd9c0f7559 317 }
grantphillips 0:30dd9c0f7559 318 return false;
grantphillips 0:30dd9c0f7559 319 } else {
grantphillips 0:30dd9c0f7559 320 esp.printf("AT+CIPSERVER=0\r\n");
grantphillips 0:30dd9c0f7559 321 return recvFind("\r\r\n");
grantphillips 0:30dd9c0f7559 322 }
grantphillips 0:30dd9c0f7559 323 }
grantphillips 0:30dd9c0f7559 324
grantphillips 0:30dd9c0f7559 325 bool ESP8266::sATCIPSENDMultiple(uint8_t mux_id, char buffer[], uint32_t len) {
grantphillips 0:30dd9c0f7559 326 //esp.flush();
grantphillips 0:30dd9c0f7559 327 esp.printf("AT+CIPSEND=%d,%d\r\n", mux_id, len);
grantphillips 0:30dd9c0f7559 328 if (recvFind(">", 5000)) {
grantphillips 0:30dd9c0f7559 329 //esp.flush();
grantphillips 0:30dd9c0f7559 330 for (uint32_t i = 0; i < len; i++) {
grantphillips 0:30dd9c0f7559 331 esp.printf("%c",buffer[i]);
grantphillips 0:30dd9c0f7559 332 }
grantphillips 0:30dd9c0f7559 333 return recvFind("SEND OK", 10000);
grantphillips 0:30dd9c0f7559 334 }
grantphillips 0:30dd9c0f7559 335 return false;
grantphillips 0:30dd9c0f7559 336 }
grantphillips 0:30dd9c0f7559 337
grantphillips 0:30dd9c0f7559 338 bool ESP8266::sATCWSAP(string ssid, string pwd, uint8_t chl, uint8_t ecn)
grantphillips 0:30dd9c0f7559 339 {
grantphillips 0:30dd9c0f7559 340 string data;
grantphillips 0:30dd9c0f7559 341 esp.printf("AT+CWSAP=\"%s\",\"%s\",%d,%d\r\n", ssid.c_str(), pwd.c_str(), chl, ecn);
grantphillips 0:30dd9c0f7559 342
grantphillips 0:30dd9c0f7559 343 data = recvString("OK", "ERROR", 5000);
grantphillips 0:30dd9c0f7559 344 if (data.find("OK") != std::string::npos) {
grantphillips 0:30dd9c0f7559 345 return true;
grantphillips 0:30dd9c0f7559 346 }
grantphillips 0:30dd9c0f7559 347 return false;
grantphillips 0:30dd9c0f7559 348 }
grantphillips 0:30dd9c0f7559 349
grantphillips 0:30dd9c0f7559 350 bool ESP8266::sATCWDHCP(bool enabled, int mode) {
grantphillips 0:30dd9c0f7559 351 if(mode < 0 || mode > 2) {
grantphillips 0:30dd9c0f7559 352 return false;
grantphillips 0:30dd9c0f7559 353 }
grantphillips 0:30dd9c0f7559 354 esp.printf("AT+CWDHCP=%d,%d\r\n", enabled?1:0, mode);
grantphillips 0:30dd9c0f7559 355 return recvFind("OK", 2000);
grantphillips 0:30dd9c0f7559 356 }
grantphillips 0:30dd9c0f7559 357
grantphillips 0:30dd9c0f7559 358 bool ESP8266::sATCIPSTA(string ip) {
grantphillips 0:30dd9c0f7559 359 esp.printf("AT+CIPSTA=\"%s\"\r\n", ip.c_str());
grantphillips 0:30dd9c0f7559 360 return recvFind("OK", 2000);
grantphillips 0:30dd9c0f7559 361 }
grantphillips 0:30dd9c0f7559 362
grantphillips 0:30dd9c0f7559 363 bool ESP8266::sATCIPAP(string ip) {
grantphillips 0:30dd9c0f7559 364 esp.printf("AT+CIPAP=\"%s\"\r\n", ip.c_str());
grantphillips 0:30dd9c0f7559 365 return recvFind("OK", 2000);
grantphillips 0:30dd9c0f7559 366 }
grantphillips 0:30dd9c0f7559 367
grantphillips 0:30dd9c0f7559 368 /************************* Private Callback Functions *************************/
grantphillips 0:30dd9c0f7559 369 void ESP8266::RxInterrupt(void)
grantphillips 0:30dd9c0f7559 370 {
grantphillips 0:30dd9c0f7559 371 char c;
grantphillips 0:30dd9c0f7559 372
grantphillips 0:30dd9c0f7559 373 c = esp.getc(); //read the incoming character
grantphillips 0:30dd9c0f7559 374 if(c == '\n') {
grantphillips 0:30dd9c0f7559 375 //rxmsg_idx = 0;
grantphillips 0:30dd9c0f7559 376 rxpass1=false;
grantphillips 0:30dd9c0f7559 377 rxpass2=false;
grantphillips 0:30dd9c0f7559 378 rxpass3=false;
grantphillips 0:30dd9c0f7559 379 rxtemp_idx=0;
grantphillips 0:30dd9c0f7559 380 //new_rxmsg=false;
grantphillips 0:30dd9c0f7559 381 }
grantphillips 0:30dd9c0f7559 382
grantphillips 0:30dd9c0f7559 383 if(rxpass1 && rxpass2 && rxpass3) {
grantphillips 0:30dd9c0f7559 384 if(rxtemp_idx < packetLen-1) {
grantphillips 0:30dd9c0f7559 385 rxtemp[rxtemp_idx] = c;
grantphillips 0:30dd9c0f7559 386 rxtemp_idx++;
grantphillips 0:30dd9c0f7559 387 }
grantphillips 0:30dd9c0f7559 388 else {
grantphillips 0:30dd9c0f7559 389 rxtemp[rxtemp_idx] = c;
grantphillips 0:30dd9c0f7559 390 rxtemp[rxtemp_idx+1] = '\0';
grantphillips 0:30dd9c0f7559 391 strcpy(packetData, rxtemp);
grantphillips 0:30dd9c0f7559 392 //rxmsg_idx = 0;
grantphillips 0:30dd9c0f7559 393 rxpass1=false;
grantphillips 0:30dd9c0f7559 394 rxpass2=false;
grantphillips 0:30dd9c0f7559 395 rxpass3=false;
grantphillips 0:30dd9c0f7559 396 rxtemp_idx=0;
grantphillips 0:30dd9c0f7559 397 new_rxmsg=true;
grantphillips 0:30dd9c0f7559 398 }
grantphillips 0:30dd9c0f7559 399 }
grantphillips 0:30dd9c0f7559 400 else if(rxpass1 && rxpass2) {
grantphillips 0:30dd9c0f7559 401 if(c != ':') {
grantphillips 0:30dd9c0f7559 402 rxtemp[rxtemp_idx] = c;
grantphillips 0:30dd9c0f7559 403 rxtemp_idx++;
grantphillips 0:30dd9c0f7559 404 }
grantphillips 0:30dd9c0f7559 405 else {
grantphillips 0:30dd9c0f7559 406 rxtemp[rxtemp_idx] = '\0';
grantphillips 0:30dd9c0f7559 407 packetLen= atoi(rxtemp);
grantphillips 0:30dd9c0f7559 408 rxtemp_idx=0;
grantphillips 0:30dd9c0f7559 409 rxpass3=true;
grantphillips 0:30dd9c0f7559 410 }
grantphillips 0:30dd9c0f7559 411 }
grantphillips 0:30dd9c0f7559 412 else if(rxpass1) {
grantphillips 0:30dd9c0f7559 413 if(c != ',') {
grantphillips 0:30dd9c0f7559 414 rxtemp[rxtemp_idx] = c;
grantphillips 0:30dd9c0f7559 415 rxtemp_idx++;
grantphillips 0:30dd9c0f7559 416 }
grantphillips 0:30dd9c0f7559 417 else {
grantphillips 0:30dd9c0f7559 418 rxtemp[rxtemp_idx] = '\0';
grantphillips 0:30dd9c0f7559 419 packetID = atoi(rxtemp);
grantphillips 0:30dd9c0f7559 420 rxtemp_idx=0;
grantphillips 0:30dd9c0f7559 421 rxpass2=true;
grantphillips 0:30dd9c0f7559 422 }
grantphillips 0:30dd9c0f7559 423 }
grantphillips 0:30dd9c0f7559 424 else {
grantphillips 0:30dd9c0f7559 425 rxtemp[rxtemp_idx] = c;
grantphillips 0:30dd9c0f7559 426 rxtemp_idx++;
grantphillips 0:30dd9c0f7559 427
grantphillips 0:30dd9c0f7559 428 if(rxtemp_idx == 6) {
grantphillips 0:30dd9c0f7559 429 if(rxtemp[1] == '+' && rxtemp[2] == 'I' && rxtemp[3] == 'P' && rxtemp[4] == 'D' && rxtemp[5] == ',') {
grantphillips 0:30dd9c0f7559 430 rxpass1 = true;
grantphillips 0:30dd9c0f7559 431 }
grantphillips 0:30dd9c0f7559 432 }
grantphillips 0:30dd9c0f7559 433 /*
grantphillips 0:30dd9c0f7559 434 rxmsg[rxmsg_idx] = c;
grantphillips 0:30dd9c0f7559 435 rxmsg_idx++;
grantphillips 0:30dd9c0f7559 436
grantphillips 0:30dd9c0f7559 437 if(rxmsg_idx == 6) {
grantphillips 0:30dd9c0f7559 438 if(rxmsg[1] == '+' && rxmsg[2] == 'I' && rxmsg[3] == 'P' && rxmsg[4] == 'D' && rxmsg[5] == ',') {
grantphillips 0:30dd9c0f7559 439 rxpass1 = true;
grantphillips 0:30dd9c0f7559 440 }
grantphillips 0:30dd9c0f7559 441 }*/
grantphillips 0:30dd9c0f7559 442 }
grantphillips 0:30dd9c0f7559 443 }