u-blox USB modems (GSM and CDMA)

Dependencies:   CellularUSBModem

Dependents:   C027_CANInterfaceComm C027_ModemTransparentUSBCDC_revb UbloxModemHTTPClientTest C027_HTTPClientTest ... more

Legacy Networking Libray

This is an mbed 2 networking library. For an mbed OS 5 compatible library, please see:

Import libraryC027Interface

Socket interface for C027Interface. Implements the NetworkSocketAPI

Committer:
mbed_official
Date:
Mon Dec 16 09:00:36 2013 +0000
Revision:
5:60b48a013e86
Child:
6:5a1583d0e6cd
Synchronized with git revision 170ac6562b7b2b5bb43f8ecf82b2af18b37eeb9c

Full URL: https://github.com/mbedmicro/mbed/commit/170ac6562b7b2b5bb43f8ecf82b2af18b37eeb9c/

improve USB host library and cellular modem stack

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 5:60b48a013e86 1 /* UbloxModem.cpp */
mbed_official 5:60b48a013e86 2 /* Copyright (C) 2012 mbed.org, MIT License
mbed_official 5:60b48a013e86 3 *
mbed_official 5:60b48a013e86 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
mbed_official 5:60b48a013e86 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
mbed_official 5:60b48a013e86 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
mbed_official 5:60b48a013e86 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
mbed_official 5:60b48a013e86 8 * furnished to do so, subject to the following conditions:
mbed_official 5:60b48a013e86 9 *
mbed_official 5:60b48a013e86 10 * The above copyright notice and this permission notice shall be included in all copies or
mbed_official 5:60b48a013e86 11 * substantial portions of the Software.
mbed_official 5:60b48a013e86 12 *
mbed_official 5:60b48a013e86 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
mbed_official 5:60b48a013e86 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
mbed_official 5:60b48a013e86 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
mbed_official 5:60b48a013e86 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_official 5:60b48a013e86 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
mbed_official 5:60b48a013e86 18 */
mbed_official 5:60b48a013e86 19
mbed_official 5:60b48a013e86 20 #define __DEBUG__ 3
mbed_official 5:60b48a013e86 21 #ifndef __MODULE__
mbed_official 5:60b48a013e86 22 #define __MODULE__ "UbloxModem.cpp"
mbed_official 5:60b48a013e86 23 #endif
mbed_official 5:60b48a013e86 24
mbed_official 5:60b48a013e86 25 #include "core/fwk.h"
mbed_official 5:60b48a013e86 26 #include "sms/GSMSMSInterface.h"
mbed_official 5:60b48a013e86 27 #include "sms/CDMASMSInterface.h"
mbed_official 5:60b48a013e86 28
mbed_official 5:60b48a013e86 29 #include "UbloxModem.h"
mbed_official 5:60b48a013e86 30
mbed_official 5:60b48a013e86 31 UbloxModem::UbloxModem(IOStream* atStream, IOStream* pppStream) :
mbed_official 5:60b48a013e86 32 m_at(atStream), // Construct ATCommandsInterface with the AT serial channel
mbed_official 5:60b48a013e86 33 m_CdmaSms(&m_at), // Construct SMSInterface with the ATCommandsInterface
mbed_official 5:60b48a013e86 34 m_GsmSms(&m_at), // Construct SMSInterface with the ATCommandsInterface
mbed_official 5:60b48a013e86 35 m_ussd(&m_at), // Construct USSDInterface with the ATCommandsInterface
mbed_official 5:60b48a013e86 36 m_linkMonitor(&m_at), // Construct LinkMonitor with the ATCommandsInterface
mbed_official 5:60b48a013e86 37 m_ppp(pppStream ? pppStream : atStream), // Construct PPPIPInterface with the PPP serial channel
mbed_official 5:60b48a013e86 38 m_ipInit(false), // PPIPInterface connection is initially down
mbed_official 5:60b48a013e86 39 m_smsInit(false), // SMSInterface starts un-initialised
mbed_official 5:60b48a013e86 40 m_ussdInit(false), // USSDInterface starts un-initialised
mbed_official 5:60b48a013e86 41 m_linkMonitorInit(false), // LinkMonitor subsystem starts un-initialised
mbed_official 5:60b48a013e86 42 m_atOpen(false), // ATCommandsInterface starts in a closed state
mbed_official 5:60b48a013e86 43 m_onePort(pppStream == NULL),
mbed_official 5:60b48a013e86 44 m_gsm(true)
mbed_official 5:60b48a013e86 45 {
mbed_official 5:60b48a013e86 46 }
mbed_official 5:60b48a013e86 47
mbed_official 5:60b48a013e86 48 class CREGProcessor : public IATCommandsProcessor
mbed_official 5:60b48a013e86 49 {
mbed_official 5:60b48a013e86 50 public:
mbed_official 5:60b48a013e86 51 CREGProcessor(bool gsm) : status(STATUS_REGISTERING)
mbed_official 5:60b48a013e86 52 {
mbed_official 5:60b48a013e86 53 m_gsm = gsm;
mbed_official 5:60b48a013e86 54 }
mbed_official 5:60b48a013e86 55 enum REGISTERING_STATUS { STATUS_REGISTERING, STATUS_OK, STATUS_FAILED };
mbed_official 5:60b48a013e86 56 REGISTERING_STATUS getStatus()
mbed_official 5:60b48a013e86 57 {
mbed_official 5:60b48a013e86 58 return status;
mbed_official 5:60b48a013e86 59 }
mbed_official 5:60b48a013e86 60 const char* getAtCommand()
mbed_official 5:60b48a013e86 61 {
mbed_official 5:60b48a013e86 62 return m_gsm ? "AT+CREG?" : "AT+CSS?";
mbed_official 5:60b48a013e86 63 }
mbed_official 5:60b48a013e86 64 private:
mbed_official 5:60b48a013e86 65 virtual int onNewATResponseLine(ATCommandsInterface* pInst, const char* line)
mbed_official 5:60b48a013e86 66 {
mbed_official 5:60b48a013e86 67 int r;
mbed_official 5:60b48a013e86 68 if (m_gsm)
mbed_official 5:60b48a013e86 69 {
mbed_official 5:60b48a013e86 70 if( sscanf(line, "+CREG: %*d,%d", &r) == 1 )
mbed_official 5:60b48a013e86 71 {
mbed_official 5:60b48a013e86 72 status = (r == 1 || r == 5) ? STATUS_OK :
mbed_official 5:60b48a013e86 73 (r == 0 || r == 2) ? STATUS_REGISTERING :
mbed_official 5:60b48a013e86 74 // (r == 3) ? STATUS_FAILED :
mbed_official 5:60b48a013e86 75 STATUS_FAILED;
mbed_official 5:60b48a013e86 76 }
mbed_official 5:60b48a013e86 77 }
mbed_official 5:60b48a013e86 78 else
mbed_official 5:60b48a013e86 79 {
mbed_official 5:60b48a013e86 80 char bc[3] = "";
mbed_official 5:60b48a013e86 81 if(sscanf(line, "%*s %*c,%2s,%*d",bc)==1)
mbed_official 5:60b48a013e86 82 {
mbed_official 5:60b48a013e86 83 status = (strcmp("Z", bc) == 0) ? STATUS_REGISTERING : STATUS_OK;
mbed_official 5:60b48a013e86 84 }
mbed_official 5:60b48a013e86 85 }
mbed_official 5:60b48a013e86 86 return OK;
mbed_official 5:60b48a013e86 87 }
mbed_official 5:60b48a013e86 88 virtual int onNewEntryPrompt(ATCommandsInterface* pInst)
mbed_official 5:60b48a013e86 89 {
mbed_official 5:60b48a013e86 90 return OK;
mbed_official 5:60b48a013e86 91 }
mbed_official 5:60b48a013e86 92 volatile REGISTERING_STATUS status;
mbed_official 5:60b48a013e86 93 bool m_gsm;
mbed_official 5:60b48a013e86 94 };
mbed_official 5:60b48a013e86 95
mbed_official 5:60b48a013e86 96 int UbloxModem::connect(const char* apn, const char* user, const char* password)
mbed_official 5:60b48a013e86 97 {
mbed_official 5:60b48a013e86 98 if( !m_ipInit )
mbed_official 5:60b48a013e86 99 {
mbed_official 5:60b48a013e86 100 m_ipInit = true;
mbed_official 5:60b48a013e86 101 m_ppp.init();
mbed_official 5:60b48a013e86 102 }
mbed_official 5:60b48a013e86 103 m_ppp.setup(user, password, m_gsm ? DEFAULT_MSISDN_GSM : DEFAULT_MSISDN_CDMA);
mbed_official 5:60b48a013e86 104
mbed_official 5:60b48a013e86 105 int ret = init();
mbed_official 5:60b48a013e86 106 if(ret)
mbed_official 5:60b48a013e86 107 {
mbed_official 5:60b48a013e86 108 return ret;
mbed_official 5:60b48a013e86 109 }
mbed_official 5:60b48a013e86 110
mbed_official 5:60b48a013e86 111 if (m_onePort)
mbed_official 5:60b48a013e86 112 {
mbed_official 5:60b48a013e86 113 m_smsInit = false; //SMS status reset
mbed_official 5:60b48a013e86 114 m_ussdInit = false; //USSD status reset
mbed_official 5:60b48a013e86 115 m_linkMonitorInit = false; //Link monitor status reset
mbed_official 5:60b48a013e86 116 }
mbed_official 5:60b48a013e86 117
mbed_official 5:60b48a013e86 118 ATCommandsInterface::ATResult result;
mbed_official 5:60b48a013e86 119
mbed_official 5:60b48a013e86 120 if(apn != NULL)
mbed_official 5:60b48a013e86 121 {
mbed_official 5:60b48a013e86 122 char cmd[48];
mbed_official 5:60b48a013e86 123 int tries = 30;
mbed_official 5:60b48a013e86 124 sprintf(cmd, "AT+CGDCONT=1,\"IP\",\"%s\"", apn);
mbed_official 5:60b48a013e86 125 do //Try 30 times because for some reasons it can fail *a lot* with the K3772-Z dongle
mbed_official 5:60b48a013e86 126 {
mbed_official 5:60b48a013e86 127 ret = m_at.executeSimple(cmd, &result);
mbed_official 5:60b48a013e86 128 DBG("Result of command: Err code=%d", ret);
mbed_official 5:60b48a013e86 129 if(ret)
mbed_official 5:60b48a013e86 130 {
mbed_official 5:60b48a013e86 131 Thread::wait(500);
mbed_official 5:60b48a013e86 132 }
mbed_official 5:60b48a013e86 133 } while(ret && --tries);
mbed_official 5:60b48a013e86 134 DBG("ATResult: AT return=%d (code %d)", result.result, result.code);
mbed_official 5:60b48a013e86 135 DBG("APN set to %s", apn);
mbed_official 5:60b48a013e86 136 }
mbed_official 5:60b48a013e86 137
mbed_official 5:60b48a013e86 138 //Connect
mbed_official 5:60b48a013e86 139 DBG("Connecting");
mbed_official 5:60b48a013e86 140 if (m_onePort)
mbed_official 5:60b48a013e86 141 {
mbed_official 5:60b48a013e86 142 m_at.close(); // Closing AT parser
mbed_official 5:60b48a013e86 143 m_atOpen = false; //Will need to be reinitialized afterwards
mbed_official 5:60b48a013e86 144 }
mbed_official 5:60b48a013e86 145
mbed_official 5:60b48a013e86 146 DBG("Connecting PPP");
mbed_official 5:60b48a013e86 147
mbed_official 5:60b48a013e86 148 ret = m_ppp.connect();
mbed_official 5:60b48a013e86 149 DBG("Result of connect: Err code=%d", ret);
mbed_official 5:60b48a013e86 150 return ret;
mbed_official 5:60b48a013e86 151 }
mbed_official 5:60b48a013e86 152
mbed_official 5:60b48a013e86 153
mbed_official 5:60b48a013e86 154 int UbloxModem::disconnect()
mbed_official 5:60b48a013e86 155 {
mbed_official 5:60b48a013e86 156 DBG("Disconnecting from PPP");
mbed_official 5:60b48a013e86 157 int ret = m_ppp.disconnect();
mbed_official 5:60b48a013e86 158 if(ret)
mbed_official 5:60b48a013e86 159 {
mbed_official 5:60b48a013e86 160 ERR("Disconnect returned %d, still trying to disconnect", ret);
mbed_official 5:60b48a013e86 161 }
mbed_official 5:60b48a013e86 162
mbed_official 5:60b48a013e86 163 //Ugly but leave dongle time to recover
mbed_official 5:60b48a013e86 164 Thread::wait(500);
mbed_official 5:60b48a013e86 165
mbed_official 5:60b48a013e86 166 if (m_onePort)
mbed_official 5:60b48a013e86 167 {
mbed_official 5:60b48a013e86 168 //ATCommandsInterface::ATResult result;
mbed_official 5:60b48a013e86 169 DBG("Starting AT thread");
mbed_official 5:60b48a013e86 170 ret = m_at.open();
mbed_official 5:60b48a013e86 171 if(ret)
mbed_official 5:60b48a013e86 172 {
mbed_official 5:60b48a013e86 173 return ret;
mbed_official 5:60b48a013e86 174 }
mbed_official 5:60b48a013e86 175 }
mbed_official 5:60b48a013e86 176
mbed_official 5:60b48a013e86 177 DBG("Trying to hangup");
mbed_official 5:60b48a013e86 178
mbed_official 5:60b48a013e86 179 if (m_onePort)
mbed_official 5:60b48a013e86 180 {
mbed_official 5:60b48a013e86 181 //Reinit AT parser
mbed_official 5:60b48a013e86 182 ret = m_at.init(false);
mbed_official 5:60b48a013e86 183 DBG("Result of command: Err code=%d\n", ret);
mbed_official 5:60b48a013e86 184 if(ret)
mbed_official 5:60b48a013e86 185 {
mbed_official 5:60b48a013e86 186 m_at.close(); // Closing AT parser
mbed_official 5:60b48a013e86 187 DBG("AT Parser closed, could not complete disconnection");
mbed_official 5:60b48a013e86 188 return NET_TIMEOUT;
mbed_official 5:60b48a013e86 189 }
mbed_official 5:60b48a013e86 190
mbed_official 5:60b48a013e86 191 }
mbed_official 5:60b48a013e86 192 return OK;
mbed_official 5:60b48a013e86 193 }
mbed_official 5:60b48a013e86 194
mbed_official 5:60b48a013e86 195 int UbloxModem::sendSM(const char* number, const char* message)
mbed_official 5:60b48a013e86 196 {
mbed_official 5:60b48a013e86 197 int ret = init();
mbed_official 5:60b48a013e86 198 if(ret)
mbed_official 5:60b48a013e86 199 {
mbed_official 5:60b48a013e86 200 return ret;
mbed_official 5:60b48a013e86 201 }
mbed_official 5:60b48a013e86 202
mbed_official 5:60b48a013e86 203 ISMSInterface* sms;
mbed_official 5:60b48a013e86 204 if (m_gsm) sms = &m_GsmSms;
mbed_official 5:60b48a013e86 205 else sms = &m_CdmaSms;
mbed_official 5:60b48a013e86 206 if(!m_smsInit)
mbed_official 5:60b48a013e86 207 {
mbed_official 5:60b48a013e86 208 ret = sms->init();
mbed_official 5:60b48a013e86 209 if(ret)
mbed_official 5:60b48a013e86 210 {
mbed_official 5:60b48a013e86 211 return ret;
mbed_official 5:60b48a013e86 212 }
mbed_official 5:60b48a013e86 213 m_smsInit = true;
mbed_official 5:60b48a013e86 214 }
mbed_official 5:60b48a013e86 215
mbed_official 5:60b48a013e86 216 ret = sms->send(number, message);
mbed_official 5:60b48a013e86 217 if(ret)
mbed_official 5:60b48a013e86 218 {
mbed_official 5:60b48a013e86 219 return ret;
mbed_official 5:60b48a013e86 220 }
mbed_official 5:60b48a013e86 221
mbed_official 5:60b48a013e86 222 return OK;
mbed_official 5:60b48a013e86 223 }
mbed_official 5:60b48a013e86 224
mbed_official 5:60b48a013e86 225 int UbloxModem::getSM(char* number, char* message, size_t maxLength)
mbed_official 5:60b48a013e86 226 {
mbed_official 5:60b48a013e86 227 int ret = init();
mbed_official 5:60b48a013e86 228 if(ret)
mbed_official 5:60b48a013e86 229 {
mbed_official 5:60b48a013e86 230 return ret;
mbed_official 5:60b48a013e86 231 }
mbed_official 5:60b48a013e86 232
mbed_official 5:60b48a013e86 233 ISMSInterface* sms;
mbed_official 5:60b48a013e86 234 if (m_gsm) sms = &m_GsmSms;
mbed_official 5:60b48a013e86 235 else sms = &m_CdmaSms;
mbed_official 5:60b48a013e86 236 if(!m_smsInit)
mbed_official 5:60b48a013e86 237 {
mbed_official 5:60b48a013e86 238 ret = sms->init();
mbed_official 5:60b48a013e86 239 if(ret)
mbed_official 5:60b48a013e86 240 {
mbed_official 5:60b48a013e86 241 return ret;
mbed_official 5:60b48a013e86 242 }
mbed_official 5:60b48a013e86 243 m_smsInit = true;
mbed_official 5:60b48a013e86 244 }
mbed_official 5:60b48a013e86 245
mbed_official 5:60b48a013e86 246 ret = sms->get(number, message, maxLength);
mbed_official 5:60b48a013e86 247 if(ret)
mbed_official 5:60b48a013e86 248 {
mbed_official 5:60b48a013e86 249 return ret;
mbed_official 5:60b48a013e86 250 }
mbed_official 5:60b48a013e86 251
mbed_official 5:60b48a013e86 252 return OK;
mbed_official 5:60b48a013e86 253 }
mbed_official 5:60b48a013e86 254
mbed_official 5:60b48a013e86 255 int UbloxModem::getSMCount(size_t* pCount)
mbed_official 5:60b48a013e86 256 {
mbed_official 5:60b48a013e86 257 int ret = init();
mbed_official 5:60b48a013e86 258 if(ret)
mbed_official 5:60b48a013e86 259 {
mbed_official 5:60b48a013e86 260 return ret;
mbed_official 5:60b48a013e86 261 }
mbed_official 5:60b48a013e86 262
mbed_official 5:60b48a013e86 263 ISMSInterface* sms;
mbed_official 5:60b48a013e86 264 if (m_gsm) sms = &m_GsmSms;
mbed_official 5:60b48a013e86 265 else sms = &m_CdmaSms;
mbed_official 5:60b48a013e86 266 if(!m_smsInit)
mbed_official 5:60b48a013e86 267 {
mbed_official 5:60b48a013e86 268 ret = sms->init();
mbed_official 5:60b48a013e86 269 if(ret)
mbed_official 5:60b48a013e86 270 {
mbed_official 5:60b48a013e86 271 return ret;
mbed_official 5:60b48a013e86 272 }
mbed_official 5:60b48a013e86 273 m_smsInit = true;
mbed_official 5:60b48a013e86 274 }
mbed_official 5:60b48a013e86 275
mbed_official 5:60b48a013e86 276 ret = sms->getCount(pCount);
mbed_official 5:60b48a013e86 277 if(ret)
mbed_official 5:60b48a013e86 278 {
mbed_official 5:60b48a013e86 279 return ret;
mbed_official 5:60b48a013e86 280 }
mbed_official 5:60b48a013e86 281
mbed_official 5:60b48a013e86 282 return OK;
mbed_official 5:60b48a013e86 283 }
mbed_official 5:60b48a013e86 284
mbed_official 5:60b48a013e86 285 ATCommandsInterface* UbloxModem::getATCommandsInterface()
mbed_official 5:60b48a013e86 286 {
mbed_official 5:60b48a013e86 287 return &m_at;
mbed_official 5:60b48a013e86 288 }
mbed_official 5:60b48a013e86 289
mbed_official 5:60b48a013e86 290 int UbloxModem::init()
mbed_official 5:60b48a013e86 291 {
mbed_official 5:60b48a013e86 292 if(m_atOpen)
mbed_official 5:60b48a013e86 293 {
mbed_official 5:60b48a013e86 294 return OK;
mbed_official 5:60b48a013e86 295 }
mbed_official 5:60b48a013e86 296
mbed_official 5:60b48a013e86 297 DBG("Starting AT thread if needed");
mbed_official 5:60b48a013e86 298 int ret = m_at.open();
mbed_official 5:60b48a013e86 299 if(ret)
mbed_official 5:60b48a013e86 300 {
mbed_official 5:60b48a013e86 301 return ret;
mbed_official 5:60b48a013e86 302 }
mbed_official 5:60b48a013e86 303
mbed_official 5:60b48a013e86 304 DBG("Sending initialisation commands");
mbed_official 5:60b48a013e86 305 ret = m_at.init(false);
mbed_official 5:60b48a013e86 306 if(ret)
mbed_official 5:60b48a013e86 307 {
mbed_official 5:60b48a013e86 308 return ret;
mbed_official 5:60b48a013e86 309 }
mbed_official 5:60b48a013e86 310
mbed_official 5:60b48a013e86 311 ATCommandsInterface::ATResult result;
mbed_official 5:60b48a013e86 312 CREGProcessor cregProcessor(m_gsm);
mbed_official 5:60b48a013e86 313 //Wait for network registration
mbed_official 5:60b48a013e86 314 do
mbed_official 5:60b48a013e86 315 {
mbed_official 5:60b48a013e86 316 DBG("Waiting for network registration");
mbed_official 5:60b48a013e86 317 ret = m_at.execute(cregProcessor.getAtCommand(), &cregProcessor, &result);
mbed_official 5:60b48a013e86 318 DBG("Result of command: Err code=%d\n", ret);
mbed_official 5:60b48a013e86 319 DBG("ATResult: AT return=%d (code %d)\n", result.result, result.code);
mbed_official 5:60b48a013e86 320 if(cregProcessor.getStatus() == CREGProcessor::STATUS_REGISTERING)
mbed_official 5:60b48a013e86 321 {
mbed_official 5:60b48a013e86 322 Thread::wait(3000);
mbed_official 5:60b48a013e86 323 }
mbed_official 5:60b48a013e86 324 } while(cregProcessor.getStatus() == CREGProcessor::STATUS_REGISTERING);
mbed_official 5:60b48a013e86 325 if(cregProcessor.getStatus() == CREGProcessor::STATUS_FAILED)
mbed_official 5:60b48a013e86 326 {
mbed_official 5:60b48a013e86 327 ERR("Registration denied");
mbed_official 5:60b48a013e86 328 return NET_AUTH;
mbed_official 5:60b48a013e86 329 }
mbed_official 5:60b48a013e86 330
mbed_official 5:60b48a013e86 331 m_atOpen = true;
mbed_official 5:60b48a013e86 332
mbed_official 5:60b48a013e86 333 return OK;
mbed_official 5:60b48a013e86 334 }
mbed_official 5:60b48a013e86 335
mbed_official 5:60b48a013e86 336 int UbloxModem::cleanup()
mbed_official 5:60b48a013e86 337 {
mbed_official 5:60b48a013e86 338 if(m_ppp.isConnected())
mbed_official 5:60b48a013e86 339 {
mbed_official 5:60b48a013e86 340 WARN("Data connection is still open"); //Try to encourage good behaviour from the user
mbed_official 5:60b48a013e86 341 m_ppp.disconnect();
mbed_official 5:60b48a013e86 342 }
mbed_official 5:60b48a013e86 343
mbed_official 5:60b48a013e86 344 m_smsInit = false;
mbed_official 5:60b48a013e86 345 m_ussdInit = false;
mbed_official 5:60b48a013e86 346 m_linkMonitorInit = false;
mbed_official 5:60b48a013e86 347 //We don't reset m_ipInit as PPPIPInterface::init() only needs to be called once
mbed_official 5:60b48a013e86 348
mbed_official 5:60b48a013e86 349 if(m_atOpen)
mbed_official 5:60b48a013e86 350 {
mbed_official 5:60b48a013e86 351 m_at.close();
mbed_official 5:60b48a013e86 352 m_atOpen = false;
mbed_official 5:60b48a013e86 353 }
mbed_official 5:60b48a013e86 354
mbed_official 5:60b48a013e86 355 return OK;
mbed_official 5:60b48a013e86 356 }
mbed_official 5:60b48a013e86 357
mbed_official 5:60b48a013e86 358 int UbloxModem::sendUSSD(const char* command, char* result, size_t maxLength)
mbed_official 5:60b48a013e86 359 {
mbed_official 5:60b48a013e86 360 int ret = init();
mbed_official 5:60b48a013e86 361 if(ret)
mbed_official 5:60b48a013e86 362 {
mbed_official 5:60b48a013e86 363 return ret;
mbed_official 5:60b48a013e86 364 }
mbed_official 5:60b48a013e86 365
mbed_official 5:60b48a013e86 366 if(!m_ussdInit)
mbed_official 5:60b48a013e86 367 {
mbed_official 5:60b48a013e86 368 ret = m_ussd.init();
mbed_official 5:60b48a013e86 369 if(ret)
mbed_official 5:60b48a013e86 370 {
mbed_official 5:60b48a013e86 371 return ret;
mbed_official 5:60b48a013e86 372 }
mbed_official 5:60b48a013e86 373 m_ussdInit = true;
mbed_official 5:60b48a013e86 374 }
mbed_official 5:60b48a013e86 375
mbed_official 5:60b48a013e86 376 ret = m_ussd.send(command, result, maxLength);
mbed_official 5:60b48a013e86 377 if(ret)
mbed_official 5:60b48a013e86 378 {
mbed_official 5:60b48a013e86 379 return ret;
mbed_official 5:60b48a013e86 380 }
mbed_official 5:60b48a013e86 381
mbed_official 5:60b48a013e86 382 return OK;
mbed_official 5:60b48a013e86 383 }
mbed_official 5:60b48a013e86 384
mbed_official 5:60b48a013e86 385 int UbloxModem::getLinkState(int* pRssi, LinkMonitor::REGISTRATION_STATE* pRegistrationState, LinkMonitor::BEARER* pBearer)
mbed_official 5:60b48a013e86 386 {
mbed_official 5:60b48a013e86 387 int ret = init();
mbed_official 5:60b48a013e86 388 if(ret)
mbed_official 5:60b48a013e86 389 {
mbed_official 5:60b48a013e86 390 return ret;
mbed_official 5:60b48a013e86 391 }
mbed_official 5:60b48a013e86 392
mbed_official 5:60b48a013e86 393 if(!m_linkMonitorInit)
mbed_official 5:60b48a013e86 394 {
mbed_official 5:60b48a013e86 395 ret = m_linkMonitor.init();
mbed_official 5:60b48a013e86 396 if(ret)
mbed_official 5:60b48a013e86 397 {
mbed_official 5:60b48a013e86 398 return ret;
mbed_official 5:60b48a013e86 399 }
mbed_official 5:60b48a013e86 400 m_linkMonitorInit = true;
mbed_official 5:60b48a013e86 401 }
mbed_official 5:60b48a013e86 402
mbed_official 5:60b48a013e86 403 ret = m_linkMonitor.getState(pRssi, pRegistrationState, pBearer);
mbed_official 5:60b48a013e86 404 if(ret)
mbed_official 5:60b48a013e86 405 {
mbed_official 5:60b48a013e86 406 return ret;
mbed_official 5:60b48a013e86 407 }
mbed_official 5:60b48a013e86 408
mbed_official 5:60b48a013e86 409 return OK;
mbed_official 5:60b48a013e86 410 }
mbed_official 5:60b48a013e86 411
mbed_official 5:60b48a013e86 412 #include "USBHost.h"
mbed_official 5:60b48a013e86 413 #include "UbloxGSMModemInitializer.h"
mbed_official 5:60b48a013e86 414 #include "UbloxCDMAModemInitializer.h"
mbed_official 5:60b48a013e86 415
mbed_official 5:60b48a013e86 416 UbloxUSBModem::UbloxUSBModem() :
mbed_official 5:60b48a013e86 417 UbloxModem(&m_atStream, &m_pppStream),
mbed_official 5:60b48a013e86 418 m_dongle(), // Construct WANDongle: USB interface with two serial channels to the modem (USBSerialStream objects)
mbed_official 5:60b48a013e86 419 m_atStream(m_dongle.getSerial(1)), // AT commands are sent down one serial channel.
mbed_official 5:60b48a013e86 420 m_pppStream(m_dongle.getSerial(0)), // PPP connections are managed via another serial channel.
mbed_official 5:60b48a013e86 421 m_dongleConnected(false) // Dongle is initially not ready for anything
mbed_official 5:60b48a013e86 422 {
mbed_official 5:60b48a013e86 423 USBHost* host = USBHost::getHostInst();
mbed_official 5:60b48a013e86 424 m_dongle.addInitializer(new UbloxGSMModemInitializer(host));
mbed_official 5:60b48a013e86 425 m_dongle.addInitializer(new UbloxCDMAModemInitializer(host));
mbed_official 5:60b48a013e86 426 }
mbed_official 5:60b48a013e86 427
mbed_official 5:60b48a013e86 428 int UbloxUSBModem::init()
mbed_official 5:60b48a013e86 429 {
mbed_official 5:60b48a013e86 430 if( !m_dongleConnected )
mbed_official 5:60b48a013e86 431 {
mbed_official 5:60b48a013e86 432 m_dongleConnected = true;
mbed_official 5:60b48a013e86 433 while( !m_dongle.connected() )
mbed_official 5:60b48a013e86 434 {
mbed_official 5:60b48a013e86 435 m_dongle.tryConnect();
mbed_official 5:60b48a013e86 436 Thread::wait(10);
mbed_official 5:60b48a013e86 437 }
mbed_official 5:60b48a013e86 438 if(m_dongle.getDongleType() == WAN_DONGLE_TYPE_UBLOX_LISAU200)
mbed_official 5:60b48a013e86 439 {
mbed_official 5:60b48a013e86 440 INFO("Using a u-blox LISA-U200 3G/WCDMA Modem");
mbed_official 5:60b48a013e86 441 }
mbed_official 5:60b48a013e86 442 else if(m_dongle.getDongleType() == WAN_DONGLE_TYPE_UBLOX_LISAC200)
mbed_official 5:60b48a013e86 443 {
mbed_official 5:60b48a013e86 444 INFO("Using a u-blox LISA-C200 CDMA Modem");
mbed_official 5:60b48a013e86 445 m_gsm = false;
mbed_official 5:60b48a013e86 446 m_onePort = true;
mbed_official 5:60b48a013e86 447 }
mbed_official 5:60b48a013e86 448 else
mbed_official 5:60b48a013e86 449 {
mbed_official 5:60b48a013e86 450 WARN("Using an Unknown Dongle");
mbed_official 5:60b48a013e86 451 }
mbed_official 5:60b48a013e86 452 }
mbed_official 5:60b48a013e86 453 return UbloxModem::init();
mbed_official 5:60b48a013e86 454 }
mbed_official 5:60b48a013e86 455
mbed_official 5:60b48a013e86 456 int UbloxUSBModem::cleanup()
mbed_official 5:60b48a013e86 457 {
mbed_official 5:60b48a013e86 458 UbloxModem::cleanup();
mbed_official 5:60b48a013e86 459 m_dongle.disconnect();
mbed_official 5:60b48a013e86 460 m_dongleConnected = false;
mbed_official 5:60b48a013e86 461 return OK;
mbed_official 5:60b48a013e86 462 }
mbed_official 5:60b48a013e86 463
mbed_official 5:60b48a013e86 464 UbloxSerModem::UbloxSerModem() :
mbed_official 5:60b48a013e86 465 UbloxModem(&m_atStream, NULL),
mbed_official 5:60b48a013e86 466 m_Serial(P0_15,P0_16),
mbed_official 5:60b48a013e86 467 m_atStream(m_Serial)
mbed_official 5:60b48a013e86 468 {
mbed_official 5:60b48a013e86 469 m_Serial.baud(115200);
mbed_official 5:60b48a013e86 470 }
mbed_official 5:60b48a013e86 471