Victor Tolosana / GSMh

rhr

GSM.cpp@11:c93524a12e92, 2020-10-03 (annotated)

Committer:
Michelbylette
Date:
Sat Oct 03 14:43:26 2020 +0000
Revision:
11:c93524a12e92
Parent:
10:24671d8aa0c9 
ok

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lawliet 0:a5ae94727346 1 /*
screamer 10:24671d8aa0c9 2 GSM.cpp
lawliet 0:a5ae94727346 3 2013 Copyright (c) Seeed Technology Inc. All right reserved.
lawliet 0:a5ae94727346 4
lawliet 0:a5ae94727346 5 Author:lawliet.zou@gmail.com
lawliet 0:a5ae94727346 6 2013-11-14
lawliet 0:a5ae94727346 7
lawliet 0:a5ae94727346 8 This library is free software; you can redistribute it and/or
lawliet 0:a5ae94727346 9 modify it under the terms of the GNU Lesser General Public
lawliet 0:a5ae94727346 10 License as published by the Free Software Foundation; either
lawliet 0:a5ae94727346 11 version 2.1 of the License, or (at your option) any later version.
lawliet 0:a5ae94727346 12
lawliet 0:a5ae94727346 13 This library is distributed in the hope that it will be useful,
lawliet 0:a5ae94727346 14 but WITHOUT ANY WARRANTY; without even the implied warranty of
lawliet 0:a5ae94727346 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
lawliet 0:a5ae94727346 16 Lesser General Public License for more details.
lawliet 0:a5ae94727346 17
lawliet 0:a5ae94727346 18 You should have received a copy of the GNU Lesser General Public
lawliet 0:a5ae94727346 19 License along with this library; if not, write to the Free Software
lawliet 0:a5ae94727346 20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
lawliet 0:a5ae94727346 21 */
screamer 10:24671d8aa0c9 22 #include "GSM.h"
lawliet 0:a5ae94727346 23
Michelbylette 11:c93524a12e92 24 void cleanBuffer(char *buffer, int count)
Michelbylette 11:c93524a12e92 25 {
Michelbylette 11:c93524a12e92 26 for(int i=0; i < count; i++) {
Michelbylette 11:c93524a12e92 27 buffer[i] = '\0';
Michelbylette 11:c93524a12e92 28 }
Michelbylette 11:c93524a12e92 29 }
Michelbylette 11:c93524a12e92 30
Michelbylette 11:c93524a12e92 31 int GSM::unlock(char *PIN)
Michelbylette 11:c93524a12e92 32 {
Michelbylette 11:c93524a12e92 33
Michelbylette 11:c93524a12e92 34 char cmd[32];
Michelbylette 11:c93524a12e92 35 char gprsBuffer[30];
Michelbylette 11:c93524a12e92 36 int count = 0;
Michelbylette 11:c93524a12e92 37 cleanBuffer(gprsBuffer,30);
Michelbylette 11:c93524a12e92 38 snprintf(cmd, sizeof(cmd),"AT+CPIN=%s\r\n", PIN);
Michelbylette 11:c93524a12e92 39 wait(1);
Michelbylette 11:c93524a12e92 40 sendCmdAndWaitForResp(cmd, "OK");
Michelbylette 11:c93524a12e92 41 while(count < 3) {
Michelbylette 11:c93524a12e92 42 //wait(1);
Michelbylette 11:c93524a12e92 43 sendCmd("AT+CPIN?\r\n");
Michelbylette 11:c93524a12e92 44 readBuffer(gprsBuffer,30);
Michelbylette 11:c93524a12e92 45 //wait(1);
Michelbylette 11:c93524a12e92 46 if((NULL != strstr(gprsBuffer,"+CPIN: READY"))) {
Michelbylette 11:c93524a12e92 47 return 0;
Michelbylette 11:c93524a12e92 48 }
Michelbylette 11:c93524a12e92 49 count++;
Michelbylette 11:c93524a12e92 50 wait(1);
Michelbylette 11:c93524a12e92 51 }
Michelbylette 11:c93524a12e92 52 return -1; // too many tries
Michelbylette 11:c93524a12e92 53 }
Michelbylette 11:c93524a12e92 54
Michelbylette 11:c93524a12e92 55 int GSM::powerOn(void)
Michelbylette 11:c93524a12e92 56 {
Michelbylette 11:c93524a12e92 57 int count = 0;
Michelbylette 11:c93524a12e92 58 while (0 != powerCheck()) {
Michelbylette 11:c93524a12e92 59 PWK = 1;
Michelbylette 11:c93524a12e92 60 count ++;
Michelbylette 11:c93524a12e92 61 wait(0.5);
Michelbylette 11:c93524a12e92 62 if (count > 3) return -1;
Michelbylette 11:c93524a12e92 63 }
Michelbylette 11:c93524a12e92 64 PWK = 0;
Michelbylette 11:c93524a12e92 65 return 0;
Michelbylette 11:c93524a12e92 66 }
Michelbylette 11:c93524a12e92 67
Michelbylette 11:c93524a12e92 68 int GSM::powerOff(void)
Michelbylette 11:c93524a12e92 69 {
Michelbylette 11:c93524a12e92 70 while(0 == powerCheck()) {
Michelbylette 11:c93524a12e92 71 sendCmdAndWaitForResp("AT+QPOWD=1\r", "OK");
Michelbylette 11:c93524a12e92 72 wait(0.1);
Michelbylette 11:c93524a12e92 73 }
Michelbylette 11:c93524a12e92 74 return 0;
Michelbylette 11:c93524a12e92 75 }
Michelbylette 11:c93524a12e92 76
Michelbylette 11:c93524a12e92 77
Michelbylette 11:c93524a12e92 78
screamer 10:24671d8aa0c9 79 int GSM::readBuffer(char *buffer,int count)
lawliet 0:a5ae94727346 80 {
lawliet 1:642a8dbe076c 81 int i = 0;
lawliet 1:642a8dbe076c 82 timeCnt.start(); // start timer
lawliet 1:642a8dbe076c 83 while(1) {
lawliet 1:642a8dbe076c 84 while (gprsSerial.readable()) {
lawliet 1:642a8dbe076c 85 char c = gprsSerial.getc();
lawliet 1:642a8dbe076c 86 if (c == '\r' || c == '\n') c = '$';
lawliet 1:642a8dbe076c 87 buffer[i++] = c;
lawliet 1:642a8dbe076c 88 if(i > count)break;
lawliet 1:642a8dbe076c 89 }
lawliet 1:642a8dbe076c 90 if(i > count)break;
lawliet 3:48ee24a4b0f3 91 if(timeCnt.read() > DEFAULT_TIMEOUT) {
lawliet 1:642a8dbe076c 92 timeCnt.stop();
lawliet 1:642a8dbe076c 93 timeCnt.reset();
lawliet 1:642a8dbe076c 94 break;
lawliet 1:642a8dbe076c 95 }
lawliet 1:642a8dbe076c 96 }
lawliet 1:642a8dbe076c 97 wait(0.5);
Michelbylette 11:c93524a12e92 98 while(gprsSerial.readable()) { // display the other thing..
lawliet 1:642a8dbe076c 99 char c = gprsSerial.getc();
lawliet 1:642a8dbe076c 100 }
lawliet 1:642a8dbe076c 101 return 0;
lawliet 0:a5ae94727346 102 }
lawliet 0:a5ae94727346 103
screamer 10:24671d8aa0c9 104 void GSM::sendCmd(char *cmd)
lawliet 0:a5ae94727346 105 {
lawliet 1:642a8dbe076c 106 gprsSerial.puts(cmd);
lawliet 0:a5ae94727346 107 }
lawliet 0:a5ae94727346 108
screamer 10:24671d8aa0c9 109 int GSM::waitForResp(char *resp, int timeout)
lawliet 0:a5ae94727346 110 {
lawliet 1:642a8dbe076c 111 int len = strlen(resp);
lawliet 1:642a8dbe076c 112 int sum=0;
lawliet 1:642a8dbe076c 113 timeCnt.start();
lawliet 1:642a8dbe076c 114
lawliet 1:642a8dbe076c 115 while(1) {
lawliet 1:642a8dbe076c 116 if(gprsSerial.readable()) {
lawliet 1:642a8dbe076c 117 char c = gprsSerial.getc();
lawliet 1:642a8dbe076c 118 sum = (c==resp[sum]) ? sum+1 : 0;
lawliet 1:642a8dbe076c 119 if(sum == len)break;
lawliet 1:642a8dbe076c 120 }
lawliet 1:642a8dbe076c 121 if(timeCnt.read() > timeout) { // time out
lawliet 1:642a8dbe076c 122 timeCnt.stop();
lawliet 1:642a8dbe076c 123 timeCnt.reset();
lawliet 1:642a8dbe076c 124 return -1;
lawliet 1:642a8dbe076c 125 }
lawliet 1:642a8dbe076c 126 }
Michelbylette 11:c93524a12e92 127 timeCnt.stop(); // stop timer
lawliet 1:642a8dbe076c 128 timeCnt.reset(); // clear timer
lawliet 1:642a8dbe076c 129 while(gprsSerial.readable()) { // display the other thing..
lawliet 1:642a8dbe076c 130 char c = gprsSerial.getc();
lawliet 1:642a8dbe076c 131 }
lawliet 1:642a8dbe076c 132
lawliet 1:642a8dbe076c 133 return 0;
lawliet 1:642a8dbe076c 134 }
lawliet 0:a5ae94727346 135
screamer 10:24671d8aa0c9 136 int GSM::sendCmdAndWaitForResp(char *cmd, char *resp, int timeout)
lawliet 0:a5ae94727346 137 {
lawliet 0:a5ae94727346 138 sendCmd(cmd);
lawliet 1:642a8dbe076c 139 return waitForResp(resp,timeout);
lawliet 0:a5ae94727346 140 }
lawliet 0:a5ae94727346 141
screamer 10:24671d8aa0c9 142 int GSM::powerCheck(void)
lawliet 7:1278e9dde24e 143 {
Michelbylette 11:c93524a12e92 144 return sendCmdAndWaitForResp("AT\r\n", "OK", 2);
lawliet 7:1278e9dde24e 145 }
lawliet 7:1278e9dde24e 146
screamer 10:24671d8aa0c9 147 int GSM::init(void)
lawliet 4:63a2619b423b 148 {
lawliet 7:1278e9dde24e 149 for(int i = 0; i < 3; i++){
Michelbylette 11:c93524a12e92 150 sendCmdAndWaitForResp("AT\r\n", "OK");
lawliet 7:1278e9dde24e 151 wait(0.5);
lawliet 7:1278e9dde24e 152 }
lawliet 4:63a2619b423b 153 if(0 != checkSIMStatus()) {
lawliet 4:63a2619b423b 154 return -1;
lawliet 4:63a2619b423b 155 }
lawliet 4:63a2619b423b 156 if(checkSignalStrength()<1) {
Michelbylette 11:c93524a12e92 157 return -2;
lawliet 4:63a2619b423b 158 }
lawliet 4:63a2619b423b 159 if(0 != settingSMS()) {
Michelbylette 11:c93524a12e92 160 return -3;
lawliet 4:63a2619b423b 161 }
lawliet 4:63a2619b423b 162 return 0;
lawliet 4:63a2619b423b 163 }
lawliet 4:63a2619b423b 164
screamer 10:24671d8aa0c9 165 int GSM::checkSIMStatus(void)
lawliet 0:a5ae94727346 166 {
lawliet 1:642a8dbe076c 167 char gprsBuffer[30];
lawliet 1:642a8dbe076c 168 int count = 0;
lawliet 1:642a8dbe076c 169 cleanBuffer(gprsBuffer,30);
Michelbylette 11:c93524a12e92 170
lawliet 1:642a8dbe076c 171 while(count < 3) {
lawliet 1:642a8dbe076c 172 sendCmd("AT+CPIN?\r\n");
lawliet 1:642a8dbe076c 173 readBuffer(gprsBuffer,30);
lawliet 1:642a8dbe076c 174 if((NULL != strstr(gprsBuffer,"+CPIN: READY"))) {
lawliet 1:642a8dbe076c 175 break;
lawliet 1:642a8dbe076c 176 }
lawliet 1:642a8dbe076c 177 count++;
lawliet 1:642a8dbe076c 178 wait(1);
lawliet 1:642a8dbe076c 179 }
lawliet 0:a5ae94727346 180
lawliet 1:642a8dbe076c 181 if(count == 3) {
lawliet 1:642a8dbe076c 182 return -1;
lawliet 1:642a8dbe076c 183 }
lawliet 1:642a8dbe076c 184 return 0;
lawliet 0:a5ae94727346 185 }
lawliet 0:a5ae94727346 186
screamer 10:24671d8aa0c9 187 int GSM::checkSignalStrength(void)
lawliet 0:a5ae94727346 188 {
lawliet 1:642a8dbe076c 189 char gprsBuffer[100];
lawliet 1:642a8dbe076c 190 int index,count = 0;
lawliet 1:642a8dbe076c 191 cleanBuffer(gprsBuffer,100);
lawliet 1:642a8dbe076c 192 while(count < 3) {
lawliet 1:642a8dbe076c 193 sendCmd("AT+CSQ\r\n");
lawliet 1:642a8dbe076c 194 readBuffer(gprsBuffer,25);
lawliet 1:642a8dbe076c 195 if(sscanf(gprsBuffer, "AT+CSQ$$$$+CSQ: %d", &index)>0) {
lawliet 1:642a8dbe076c 196 break;
lawliet 1:642a8dbe076c 197 }
lawliet 1:642a8dbe076c 198 count++;
lawliet 1:642a8dbe076c 199 wait(1);
lawliet 1:642a8dbe076c 200 }
Michelbylette 11:c93524a12e92 201 if(count == 10) {
lawliet 1:642a8dbe076c 202 return -1;
lawliet 1:642a8dbe076c 203 }
lawliet 1:642a8dbe076c 204 return index;
lawliet 0:a5ae94727346 205 }
lawliet 0:a5ae94727346 206
screamer 10:24671d8aa0c9 207 int GSM::settingSMS(void)
lawliet 4:63a2619b423b 208 {
Michelbylette 11:c93524a12e92 209 if(0 != sendCmdAndWaitForResp("AT+CMGF=1\r\n", "OK")) {
lawliet 4:63a2619b423b 210 return -1;
lawliet 4:63a2619b423b 211 }
Michelbylette 11:c93524a12e92 212 if(0 != sendCmdAndWaitForResp("AT+CNMI=2,2\r\n", "OK")) { //AT+CNMI=2,2
Michelbylette 11:c93524a12e92 213
Michelbylette 11:c93524a12e92 214 return -2;
lawliet 4:63a2619b423b 215 }
lawliet 4:63a2619b423b 216 return 0;
lawliet 4:63a2619b423b 217 }
lawliet 4:63a2619b423b 218
screamer 10:24671d8aa0c9 219 int GSM::sendSMS(char *number, char *data)
lawliet 0:a5ae94727346 220 {
lawliet 1:642a8dbe076c 221 char cmd[64];
lawliet 4:63a2619b423b 222 while(gprsSerial.readable()) {
lawliet 4:63a2619b423b 223 char c = gprsSerial.getc();
lawliet 1:642a8dbe076c 224 }
Michelbylette 11:c93524a12e92 225 snprintf(cmd, sizeof(cmd), "AT+CMGS=\"%s\"\r\n", number);
Michelbylette 11:c93524a12e92 226 if(0 != sendCmdAndWaitForResp(cmd, ">")) {
lawliet 1:642a8dbe076c 227 return -1;
lawliet 1:642a8dbe076c 228 }
lawliet 1:642a8dbe076c 229 wait(1);
lawliet 4:63a2619b423b 230 gprsSerial.puts(data);
lawliet 4:63a2619b423b 231 gprsSerial.putc((char)0x1a);
lawliet 1:642a8dbe076c 232 return 0;
lawliet 0:a5ae94727346 233 }
lawliet 0:a5ae94727346 234
screamer 10:24671d8aa0c9 235 int GSM::readSMS(char *message, int index)
lawliet 0:a5ae94727346 236 {
lawliet 4:63a2619b423b 237 int i = 0;
lawliet 1:642a8dbe076c 238 char gprsBuffer[100];
lawliet 1:642a8dbe076c 239 char *p,*s;
lawliet 4:63a2619b423b 240 gprsSerial.printf("AT+CMGR=%d\r\n",index);
lawliet 1:642a8dbe076c 241 cleanBuffer(gprsBuffer,100);
lawliet 1:642a8dbe076c 242 readBuffer(gprsBuffer,100);
lawliet 4:63a2619b423b 243 if(NULL == ( s = strstr(gprsBuffer,"+CMGR"))) {
lawliet 1:642a8dbe076c 244 return -1;
lawliet 1:642a8dbe076c 245 }
lawliet 4:63a2619b423b 246 if(NULL != ( s = strstr(gprsBuffer,"+32"))) {
lawliet 4:63a2619b423b 247 p = s + 6;
lawliet 4:63a2619b423b 248 while((*p != '$')&&(i < SMS_MAX_LENGTH-1)) {
lawliet 4:63a2619b423b 249 message[i++] = *(p++);
lawliet 1:642a8dbe076c 250 }
lawliet 4:63a2619b423b 251 message[i] = '\0';
lawliet 1:642a8dbe076c 252 }
lawliet 1:642a8dbe076c 253 return 0;
lawliet 0:a5ae94727346 254 }
lawliet 0:a5ae94727346 255
screamer 10:24671d8aa0c9 256 int GSM::deleteSMS(int index)
lawliet 0:a5ae94727346 257 {
lawliet 4:63a2619b423b 258 char cmd[32];
lawliet 1:642a8dbe076c 259 snprintf(cmd,sizeof(cmd),"AT+CMGD=%d\r\n",index);
lawliet 1:642a8dbe076c 260 sendCmd(cmd);
lawliet 1:642a8dbe076c 261 return 0;
lawliet 0:a5ae94727346 262 }
lawliet 0:a5ae94727346 263
screamer 10:24671d8aa0c9 264 int GSM::getSMS(char* message)
lawliet 4:63a2619b423b 265 {
lawliet 4:63a2619b423b 266 if(NULL != messageBuffer) {
lawliet 4:63a2619b423b 267 strncpy(message,messageBuffer,SMS_MAX_LENGTH);
lawliet 4:63a2619b423b 268 }
lawliet 4:63a2619b423b 269 return 0;
lawliet 4:63a2619b423b 270 }
lawliet 4:63a2619b423b 271
screamer 10:24671d8aa0c9 272 int GSM::callUp(char *number)
lawliet 0:a5ae94727346 273 {
lawliet 1:642a8dbe076c 274 if(0 != sendCmdAndWaitForResp("AT+COLP=1\r\n","OK",5)) {
lawliet 1:642a8dbe076c 275 return -1;
lawliet 1:642a8dbe076c 276 }
lawliet 1:642a8dbe076c 277 wait(1);
lawliet 1:642a8dbe076c 278 gprsSerial.printf("\r\nATD%s;\r\n",NULL==number?phoneNumber:number);
lawliet 1:642a8dbe076c 279 return 0;
lawliet 0:a5ae94727346 280 }
lawliet 0:a5ae94727346 281
screamer 10:24671d8aa0c9 282 int GSM::answer(void)
lawliet 0:a5ae94727346 283 {
lawliet 1:642a8dbe076c 284 gprsSerial.printf("ATA\r\n");
lawliet 1:642a8dbe076c 285 return 0;
lawliet 0:a5ae94727346 286 }
lawliet 0:a5ae94727346 287
screamer 10:24671d8aa0c9 288 int GSM::loopHandle(void)
lawliet 0:a5ae94727346 289 {
lawliet 1:642a8dbe076c 290 char gprsBuffer[100];
lawliet 7:1278e9dde24e 291 int i;
lawliet 4:63a2619b423b 292 char *s = NULL;
lawliet 4:63a2619b423b 293 while(gprsSerial.readable()) {
lawliet 4:63a2619b423b 294 char c = gprsSerial.getc();
lawliet 4:63a2619b423b 295 }
lawliet 7:1278e9dde24e 296 wait(0.5);
lawliet 4:63a2619b423b 297 START:
lawliet 7:1278e9dde24e 298 cleanBuffer(gprsBuffer,100);
lawliet 7:1278e9dde24e 299 i = 0;
lawliet 1:642a8dbe076c 300 while(1) {
lawliet 1:642a8dbe076c 301 if(gprsSerial.readable()) {
lawliet 7:1278e9dde24e 302 timeCnt.start(); // start timer
lawliet 7:1278e9dde24e 303 while(1) {
lawliet 7:1278e9dde24e 304 while (gprsSerial.readable()) {
lawliet 7:1278e9dde24e 305 char c = gprsSerial.getc();
lawliet 7:1278e9dde24e 306 if (c == '\r' || c == '\n') c = '$';
lawliet 7:1278e9dde24e 307 gprsBuffer[i] = c;
lawliet 7:1278e9dde24e 308 i++;
lawliet 7:1278e9dde24e 309 if(i > 100) {
lawliet 7:1278e9dde24e 310 i = 0;
lawliet 7:1278e9dde24e 311 break;
lawliet 7:1278e9dde24e 312 }
lawliet 7:1278e9dde24e 313 }
lawliet 7:1278e9dde24e 314 if(timeCnt.read() > 2) { // time out
lawliet 7:1278e9dde24e 315 timeCnt.stop();
lawliet 7:1278e9dde24e 316 timeCnt.reset();
lawliet 7:1278e9dde24e 317 break;
lawliet 7:1278e9dde24e 318 }
lawliet 7:1278e9dde24e 319 }
lawliet 1:642a8dbe076c 320 break;
lawliet 1:642a8dbe076c 321 }
lawliet 1:642a8dbe076c 322 }
lawliet 1:642a8dbe076c 323 if(NULL != strstr(gprsBuffer,"RING")) {
lawliet 4:63a2619b423b 324 return MESSAGE_RING;
lawliet 4:63a2619b423b 325 } else if(NULL != (s = strstr(gprsBuffer,"+CMT"))) { //SMS: $$+CMTI: "SM",24$$
lawliet 4:63a2619b423b 326 if(NULL != (s = strstr(gprsBuffer,"+32"))) {
lawliet 4:63a2619b423b 327 s += 6;
lawliet 4:63a2619b423b 328 int i = 0;
lawliet 4:63a2619b423b 329 cleanBuffer(messageBuffer,SMS_MAX_LENGTH);
lawliet 4:63a2619b423b 330 while((*s != '$')&&(i < SMS_MAX_LENGTH-1)) {
lawliet 4:63a2619b423b 331 messageBuffer[i++] = *(s++);
lawliet 4:63a2619b423b 332 }
lawliet 4:63a2619b423b 333 messageBuffer[i] = '\0';
lawliet 4:63a2619b423b 334 return MESSAGE_SMS;
lawliet 4:63a2619b423b 335 } else {
lawliet 4:63a2619b423b 336 goto START;
lawliet 1:642a8dbe076c 337 }
lawliet 4:63a2619b423b 338 } else {
lawliet 4:63a2619b423b 339 goto START;
lawliet 1:642a8dbe076c 340 }
lawliet 0:a5ae94727346 341 }
lawliet 0:a5ae94727346 342
screamer 10:24671d8aa0c9 343 int GSM::networkInit(char* apn, char* userName, char* passWord)
lawliet 5:ac2342f162fa 344 {
lawliet 5:ac2342f162fa 345 char cstt[64];
lawliet 5:ac2342f162fa 346 snprintf(cstt,sizeof(cstt),"AT+CSTT=\"%s\",\"%s\",\"%s\"\r\n",apn,userName,passWord);
Michelbylette 11:c93524a12e92 347 if(0 != sendCmdAndWaitForResp(cstt, "OK")) {
lawliet 5:ac2342f162fa 348 return -1;
lawliet 5:ac2342f162fa 349 }
lawliet 5:ac2342f162fa 350 return 0;
lawliet 5:ac2342f162fa 351 }
lawliet 0:a5ae94727346 352
screamer 10:24671d8aa0c9 353 int GSM::connectTCP(char *ip, char *port)
lawliet 0:a5ae94727346 354 {
lawliet 5:ac2342f162fa 355 char cipstart[64];
lawliet 5:ac2342f162fa 356 #if 0
lawliet 3:48ee24a4b0f3 357 if(0 != sendCmdAndWaitForResp("AT+CSTT=\"CMNET\",\"\",\"\"\r\n", "OK", 5)) {
lawliet 1:642a8dbe076c 358 return -1;
lawliet 1:642a8dbe076c 359 }
lawliet 5:ac2342f162fa 360 #endif
lawliet 1:642a8dbe076c 361 sprintf(cipstart, "AT+CIPSTART=\"TCP\",\"%s\",\"%s\"\r\n", ip, port);
Michelbylette 11:c93524a12e92 362 if(0 != sendCmdAndWaitForResp(cipstart, "OK")) {
lawliet 1:642a8dbe076c 363 return -1;
lawliet 1:642a8dbe076c 364 }
lawliet 1:642a8dbe076c 365 return 0;
lawliet 0:a5ae94727346 366 }
screamer 10:24671d8aa0c9 367 int GSM::sendTCPData(char *data)
lawliet 0:a5ae94727346 368 {
lawliet 1:642a8dbe076c 369 char cmd[64];
lawliet 1:642a8dbe076c 370 int len = strlen(data);
lawliet 1:642a8dbe076c 371 snprintf(cmd,sizeof(cmd),"AT+CIPSEND=%d\r\n",len);
Michelbylette 11:c93524a12e92 372 if(0 != sendCmdAndWaitForResp(cmd,">")) {
lawliet 1:642a8dbe076c 373 return -1;
lawliet 1:642a8dbe076c 374 }
Michelbylette 11:c93524a12e92 375 if(0 != sendCmdAndWaitForResp(data,"OK")) {
lawliet 1:642a8dbe076c 376 return -1;
lawliet 1:642a8dbe076c 377 }
lawliet 1:642a8dbe076c 378 return 0;
lawliet 0:a5ae94727346 379 }
lawliet 0:a5ae94727346 380
screamer 10:24671d8aa0c9 381 int GSM::closeTCP(void)
lawliet 0:a5ae94727346 382 {
lawliet 1:642a8dbe076c 383 sendCmd("AT+CIPCLOSE\r\n");
lawliet 1:642a8dbe076c 384 return 0;
lawliet 0:a5ae94727346 385 }
lawliet 0:a5ae94727346 386
screamer 10:24671d8aa0c9 387 int GSM::shutTCP(void)
lawliet 0:a5ae94727346 388 {
lawliet 1:642a8dbe076c 389 sendCmd("AT+CIPSHUT\r\n");
lawliet 1:642a8dbe076c 390 return 0;
lawliet 0:a5ae94727346 391 }