Wajahat Abbas / ublox-cellular-base

ublox-cellular-base

UbloxCellularBase.cpp@14:e420232ee4e7, 2018-01-09 (annotated)

Committer:
RobMeades
Date:
Tue Jan 09 13:20:15 2018 +0000
Revision:
14:e420232ee4e7
Parent:
13:158a035b1b50
Child:
15:93b157a47b8d
Add methods to return IMEI, MEID, IMSI, ICCID and RSSI.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RobMeades 0:5cffef3371f6 1 /* Copyright (c) 2017 ublox Limited
RobMeades 0:5cffef3371f6 2 *
RobMeades 0:5cffef3371f6 3 * Licensed under the Apache License, Version 2.0 (the "License");
RobMeades 0:5cffef3371f6 4 * you may not use this file except in compliance with the License.
RobMeades 0:5cffef3371f6 5 * You may obtain a copy of the License at
RobMeades 0:5cffef3371f6 6 *
RobMeades 0:5cffef3371f6 7 * http://www.apache.org/licenses/LICENSE-2.0
RobMeades 0:5cffef3371f6 8 *
RobMeades 0:5cffef3371f6 9 * Unless required by applicable law or agreed to in writing, software
RobMeades 0:5cffef3371f6 10 * distributed under the License is distributed on an "AS IS" BASIS,
RobMeades 0:5cffef3371f6 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
RobMeades 0:5cffef3371f6 12 * See the License for the specific language governing permissions and
RobMeades 0:5cffef3371f6 13 * limitations under the License.
RobMeades 0:5cffef3371f6 14 */
RobMeades 0:5cffef3371f6 15
RobMeades 0:5cffef3371f6 16 #include "UARTSerial.h"
RobMeades 0:5cffef3371f6 17 #include "APN_db.h"
RobMeades 0:5cffef3371f6 18 #include "UbloxCellularBase.h"
RobMeades 0:5cffef3371f6 19 #include "onboard_modem_api.h"
RobMeades 0:5cffef3371f6 20 #ifdef FEATURE_COMMON_PAL
RobMeades 0:5cffef3371f6 21 #include "mbed_trace.h"
RobMeades 0:5cffef3371f6 22 #define TRACE_GROUP "UCB"
RobMeades 0:5cffef3371f6 23 #else
rob.meades@u-blox.com 2:73fcc33c9400 24 #define tr_debug(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 2:73fcc33c9400 25 #define tr_info(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 2:73fcc33c9400 26 #define tr_warn(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 2:73fcc33c9400 27 #define tr_error(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
RobMeades 0:5cffef3371f6 28 #endif
RobMeades 0:5cffef3371f6 29
RobMeades 14:e420232ee4e7 30 /* Array to convert the 3G qual number into a median EC_NO_LEV number.
RobMeades 14:e420232ee4e7 31 */
RobMeades 14:e420232ee4e7 32 /* 0 1 2 3 4 5 6 7 */
RobMeades 14:e420232ee4e7 33 const int qualConvert3G[] = {44, 41, 35, 29, 23, 17, 11, 7};
RobMeades 14:e420232ee4e7 34
RobMeades 14:e420232ee4e7 35 /* Array to convert the 3G "rssi" number into a dBm RSCP value rounded up to the
RobMeades 14:e420232ee4e7 36 * nearest whole number.
RobMeades 14:e420232ee4e7 37 */
RobMeades 14:e420232ee4e7 38 const int rscpConvert3G[] = {-108, -105, -103, -100, -98, -96, -94, -93, /* 0 - 7 */
RobMeades 14:e420232ee4e7 39 -91, -89, -88, -85, -83, -80, -78, -76, /* 8 - 15 */
RobMeades 14:e420232ee4e7 40 -74, -73, -70, -68, -66, -64, -63, -60, /* 16 - 23 */
RobMeades 14:e420232ee4e7 41 -58, -56, -54, -53, -51, -49, -48, -46}; /* 24 - 31 */
RobMeades 14:e420232ee4e7 42
RobMeades 14:e420232ee4e7 43 /* Array to convert the LTE rssi number into a dBm value rounded up to the
RobMeades 14:e420232ee4e7 44 * nearest whole number.
RobMeades 14:e420232ee4e7 45 */
RobMeades 14:e420232ee4e7 46 const int rssiConvertLte[] = {-118, -115, -113, -110, -108, -105, -103, -100, /* 0 - 7 */
RobMeades 14:e420232ee4e7 47 -98, -95, -93, -90, -88, -85, -83, -80, /* 8 - 15 */
RobMeades 14:e420232ee4e7 48 -78, -76, -74, -73, -71, -69, -68, -65, /* 16 - 23 */
RobMeades 14:e420232ee4e7 49 -63, -61, -60, -59, -58, -55, -53, -48}; /* 24 - 31 */
RobMeades 14:e420232ee4e7 50
RobMeades 0:5cffef3371f6 51 /**********************************************************************
RobMeades 0:5cffef3371f6 52 * PRIVATE METHODS
RobMeades 0:5cffef3371f6 53 **********************************************************************/
RobMeades 0:5cffef3371f6 54
RobMeades 0:5cffef3371f6 55 void UbloxCellularBase::set_nwk_reg_status_csd(int status)
RobMeades 0:5cffef3371f6 56 {
RobMeades 0:5cffef3371f6 57 switch (status) {
RobMeades 0:5cffef3371f6 58 case CSD_NOT_REGISTERED_NOT_SEARCHING:
RobMeades 0:5cffef3371f6 59 case CSD_NOT_REGISTERED_SEARCHING:
RobMeades 0:5cffef3371f6 60 tr_info("Not (yet) registered for circuit switched service");
RobMeades 0:5cffef3371f6 61 break;
RobMeades 0:5cffef3371f6 62 case CSD_REGISTERED:
RobMeades 0:5cffef3371f6 63 case CSD_REGISTERED_ROAMING:
RobMeades 0:5cffef3371f6 64 tr_info("Registered for circuit switched service");
RobMeades 0:5cffef3371f6 65 break;
RobMeades 0:5cffef3371f6 66 case CSD_REGISTRATION_DENIED:
RobMeades 0:5cffef3371f6 67 tr_info("Circuit switched service denied");
RobMeades 0:5cffef3371f6 68 break;
RobMeades 0:5cffef3371f6 69 case CSD_UNKNOWN_COVERAGE:
RobMeades 0:5cffef3371f6 70 tr_info("Out of circuit switched service coverage");
RobMeades 0:5cffef3371f6 71 break;
RobMeades 0:5cffef3371f6 72 case CSD_SMS_ONLY:
RobMeades 0:5cffef3371f6 73 tr_info("SMS service only");
RobMeades 0:5cffef3371f6 74 break;
RobMeades 0:5cffef3371f6 75 case CSD_SMS_ONLY_ROAMING:
RobMeades 0:5cffef3371f6 76 tr_info("SMS service only");
RobMeades 0:5cffef3371f6 77 break;
RobMeades 0:5cffef3371f6 78 case CSD_CSFB_NOT_PREFERRED:
RobMeades 0:5cffef3371f6 79 tr_info("Registered for circuit switched service with CSFB not preferred");
RobMeades 0:5cffef3371f6 80 break;
RobMeades 0:5cffef3371f6 81 default:
RobMeades 0:5cffef3371f6 82 tr_info("Unknown circuit switched service registration status. %d", status);
RobMeades 0:5cffef3371f6 83 break;
RobMeades 0:5cffef3371f6 84 }
RobMeades 0:5cffef3371f6 85
RobMeades 0:5cffef3371f6 86 _dev_info.reg_status_csd = static_cast<NetworkRegistrationStatusCsd>(status);
RobMeades 0:5cffef3371f6 87 }
RobMeades 0:5cffef3371f6 88
RobMeades 0:5cffef3371f6 89 void UbloxCellularBase::set_nwk_reg_status_psd(int status)
RobMeades 0:5cffef3371f6 90 {
RobMeades 0:5cffef3371f6 91 switch (status) {
RobMeades 0:5cffef3371f6 92 case PSD_NOT_REGISTERED_NOT_SEARCHING:
RobMeades 0:5cffef3371f6 93 case PSD_NOT_REGISTERED_SEARCHING:
RobMeades 0:5cffef3371f6 94 tr_info("Not (yet) registered for packet switched service");
RobMeades 0:5cffef3371f6 95 break;
RobMeades 0:5cffef3371f6 96 case PSD_REGISTERED:
RobMeades 0:5cffef3371f6 97 case PSD_REGISTERED_ROAMING:
RobMeades 0:5cffef3371f6 98 tr_info("Registered for packet switched service");
RobMeades 0:5cffef3371f6 99 break;
RobMeades 0:5cffef3371f6 100 case PSD_REGISTRATION_DENIED:
RobMeades 0:5cffef3371f6 101 tr_info("Packet switched service denied");
RobMeades 0:5cffef3371f6 102 break;
RobMeades 0:5cffef3371f6 103 case PSD_UNKNOWN_COVERAGE:
RobMeades 0:5cffef3371f6 104 tr_info("Out of packet switched service coverage");
RobMeades 0:5cffef3371f6 105 break;
RobMeades 0:5cffef3371f6 106 case PSD_EMERGENCY_SERVICES_ONLY:
RobMeades 0:5cffef3371f6 107 tr_info("Limited access for packet switched service. Emergency use only.");
RobMeades 0:5cffef3371f6 108 break;
RobMeades 0:5cffef3371f6 109 default:
RobMeades 0:5cffef3371f6 110 tr_info("Unknown packet switched service registration status. %d", status);
RobMeades 0:5cffef3371f6 111 break;
RobMeades 0:5cffef3371f6 112 }
RobMeades 0:5cffef3371f6 113
RobMeades 0:5cffef3371f6 114 _dev_info.reg_status_psd = static_cast<NetworkRegistrationStatusPsd>(status);
RobMeades 0:5cffef3371f6 115 }
RobMeades 0:5cffef3371f6 116
RobMeades 0:5cffef3371f6 117 void UbloxCellularBase::set_nwk_reg_status_eps(int status)
RobMeades 0:5cffef3371f6 118 {
RobMeades 0:5cffef3371f6 119 switch (status) {
RobMeades 0:5cffef3371f6 120 case EPS_NOT_REGISTERED_NOT_SEARCHING:
RobMeades 0:5cffef3371f6 121 case EPS_NOT_REGISTERED_SEARCHING:
RobMeades 0:5cffef3371f6 122 tr_info("Not (yet) registered for EPS service");
RobMeades 0:5cffef3371f6 123 break;
RobMeades 0:5cffef3371f6 124 case EPS_REGISTERED:
RobMeades 0:5cffef3371f6 125 case EPS_REGISTERED_ROAMING:
RobMeades 0:5cffef3371f6 126 tr_info("Registered for EPS service");
RobMeades 0:5cffef3371f6 127 break;
RobMeades 0:5cffef3371f6 128 case EPS_REGISTRATION_DENIED:
RobMeades 0:5cffef3371f6 129 tr_info("EPS service denied");
RobMeades 0:5cffef3371f6 130 break;
RobMeades 0:5cffef3371f6 131 case EPS_UNKNOWN_COVERAGE:
RobMeades 0:5cffef3371f6 132 tr_info("Out of EPS service coverage");
RobMeades 0:5cffef3371f6 133 break;
RobMeades 0:5cffef3371f6 134 case EPS_EMERGENCY_SERVICES_ONLY:
RobMeades 0:5cffef3371f6 135 tr_info("Limited access for EPS service. Emergency use only.");
RobMeades 0:5cffef3371f6 136 break;
RobMeades 0:5cffef3371f6 137 default:
RobMeades 0:5cffef3371f6 138 tr_info("Unknown EPS service registration status. %d", status);
RobMeades 0:5cffef3371f6 139 break;
RobMeades 0:5cffef3371f6 140 }
RobMeades 0:5cffef3371f6 141
RobMeades 0:5cffef3371f6 142 _dev_info.reg_status_eps = static_cast<NetworkRegistrationStatusEps>(status);
RobMeades 0:5cffef3371f6 143 }
RobMeades 0:5cffef3371f6 144
RobMeades 14:e420232ee4e7 145 void UbloxCellularBase::set_rat(int acTStatus)
RobMeades 0:5cffef3371f6 146 {
RobMeades 14:e420232ee4e7 147 switch (acTStatus) {
RobMeades 0:5cffef3371f6 148 case GSM:
RobMeades 0:5cffef3371f6 149 case COMPACT_GSM:
RobMeades 0:5cffef3371f6 150 tr_info("Connected in GSM");
RobMeades 0:5cffef3371f6 151 break;
RobMeades 0:5cffef3371f6 152 case UTRAN:
RobMeades 0:5cffef3371f6 153 tr_info("Connected to UTRAN");
RobMeades 0:5cffef3371f6 154 break;
RobMeades 0:5cffef3371f6 155 case EDGE:
RobMeades 0:5cffef3371f6 156 tr_info("Connected to EDGE");
RobMeades 0:5cffef3371f6 157 break;
RobMeades 0:5cffef3371f6 158 case HSDPA:
RobMeades 0:5cffef3371f6 159 tr_info("Connected to HSDPA");
RobMeades 0:5cffef3371f6 160 break;
RobMeades 0:5cffef3371f6 161 case HSUPA:
RobMeades 0:5cffef3371f6 162 tr_info("Connected to HSPA");
RobMeades 0:5cffef3371f6 163 break;
RobMeades 0:5cffef3371f6 164 case HSDPA_HSUPA:
RobMeades 0:5cffef3371f6 165 tr_info("Connected to HDPA/HSPA");
RobMeades 0:5cffef3371f6 166 break;
RobMeades 0:5cffef3371f6 167 case LTE:
RobMeades 0:5cffef3371f6 168 tr_info("Connected to LTE");
RobMeades 0:5cffef3371f6 169 break;
fahimalavi 10:c4281fa79b8f 170 case EC_GSM_IoT:
fahimalavi 10:c4281fa79b8f 171 tr_info("Connected to EC_GSM_IoT");
fahimalavi 10:c4281fa79b8f 172 break;
fahimalavi 10:c4281fa79b8f 173 case E_UTRAN_NB_S1:
fahimalavi 10:c4281fa79b8f 174 tr_info("Connected to E_UTRAN NB1");
fahimalavi 10:c4281fa79b8f 175 break;
RobMeades 0:5cffef3371f6 176 default:
RobMeades 14:e420232ee4e7 177 tr_info("Unknown RAT %d", acTStatus);
RobMeades 0:5cffef3371f6 178 break;
RobMeades 0:5cffef3371f6 179 }
RobMeades 0:5cffef3371f6 180
RobMeades 14:e420232ee4e7 181 _dev_info.rat = static_cast<RadioAccessNetworkType>(acTStatus);
RobMeades 0:5cffef3371f6 182 }
RobMeades 0:5cffef3371f6 183
RobMeades 0:5cffef3371f6 184 bool UbloxCellularBase::get_iccid()
RobMeades 0:5cffef3371f6 185 {
RobMeades 0:5cffef3371f6 186 bool success;
RobMeades 0:5cffef3371f6 187 LOCK();
RobMeades 0:5cffef3371f6 188
RobMeades 0:5cffef3371f6 189 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 190
RobMeades 0:5cffef3371f6 191 // Returns the ICCID (Integrated Circuit Card ID) of the SIM-card.
RobMeades 0:5cffef3371f6 192 // ICCID is a serial number identifying the SIM.
RobMeades 0:5cffef3371f6 193 // AT Command Manual UBX-13002752, section 4.12
RobMeades 0:5cffef3371f6 194 success = _at->send("AT+CCID") && _at->recv("+CCID: %20[^\n]\nOK\n", _dev_info.iccid);
RobMeades 0:5cffef3371f6 195 tr_info("DevInfo: ICCID=%s", _dev_info.iccid);
RobMeades 0:5cffef3371f6 196
RobMeades 0:5cffef3371f6 197 UNLOCK();
RobMeades 0:5cffef3371f6 198 return success;
RobMeades 0:5cffef3371f6 199 }
RobMeades 0:5cffef3371f6 200
RobMeades 0:5cffef3371f6 201 bool UbloxCellularBase::get_imsi()
RobMeades 0:5cffef3371f6 202 {
RobMeades 0:5cffef3371f6 203 bool success;
RobMeades 0:5cffef3371f6 204 LOCK();
RobMeades 0:5cffef3371f6 205
RobMeades 0:5cffef3371f6 206 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 207
RobMeades 0:5cffef3371f6 208 // International mobile subscriber identification
RobMeades 0:5cffef3371f6 209 // AT Command Manual UBX-13002752, section 4.11
RobMeades 0:5cffef3371f6 210 success = _at->send("AT+CIMI") && _at->recv("%15[^\n]\nOK\n", _dev_info.imsi);
RobMeades 0:5cffef3371f6 211 tr_info("DevInfo: IMSI=%s", _dev_info.imsi);
RobMeades 0:5cffef3371f6 212
RobMeades 0:5cffef3371f6 213 UNLOCK();
RobMeades 0:5cffef3371f6 214 return success;
RobMeades 0:5cffef3371f6 215 }
RobMeades 0:5cffef3371f6 216
RobMeades 0:5cffef3371f6 217 bool UbloxCellularBase::get_imei()
RobMeades 0:5cffef3371f6 218 {
RobMeades 0:5cffef3371f6 219 bool success;
RobMeades 0:5cffef3371f6 220 LOCK();
RobMeades 0:5cffef3371f6 221
RobMeades 0:5cffef3371f6 222 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 223
RobMeades 0:5cffef3371f6 224 // International mobile equipment identifier
RobMeades 0:5cffef3371f6 225 // AT Command Manual UBX-13002752, section 4.7
RobMeades 0:5cffef3371f6 226 success = _at->send("AT+CGSN") && _at->recv("%15[^\n]\nOK\n", _dev_info.imei);
RobMeades 0:5cffef3371f6 227 tr_info("DevInfo: IMEI=%s", _dev_info.imei);
RobMeades 0:5cffef3371f6 228
RobMeades 0:5cffef3371f6 229 UNLOCK();
RobMeades 0:5cffef3371f6 230 return success;
RobMeades 0:5cffef3371f6 231 }
RobMeades 0:5cffef3371f6 232
RobMeades 0:5cffef3371f6 233 bool UbloxCellularBase::get_meid()
RobMeades 0:5cffef3371f6 234 {
RobMeades 0:5cffef3371f6 235 bool success;
RobMeades 0:5cffef3371f6 236 LOCK();
RobMeades 0:5cffef3371f6 237
RobMeades 0:5cffef3371f6 238 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 239
RobMeades 0:5cffef3371f6 240 // Mobile equipment identifier
RobMeades 0:5cffef3371f6 241 // AT Command Manual UBX-13002752, section 4.8
RobMeades 0:5cffef3371f6 242 success = _at->send("AT+GSN") && _at->recv("%18[^\n]\nOK\n", _dev_info.meid);
RobMeades 0:5cffef3371f6 243 tr_info("DevInfo: MEID=%s", _dev_info.meid);
RobMeades 0:5cffef3371f6 244
RobMeades 0:5cffef3371f6 245 UNLOCK();
RobMeades 0:5cffef3371f6 246 return success;
RobMeades 0:5cffef3371f6 247 }
RobMeades 0:5cffef3371f6 248
RobMeades 0:5cffef3371f6 249 bool UbloxCellularBase::set_sms()
RobMeades 0:5cffef3371f6 250 {
RobMeades 0:5cffef3371f6 251 bool success = false;
RobMeades 0:5cffef3371f6 252 char buf[32];
RobMeades 0:5cffef3371f6 253 LOCK();
RobMeades 0:5cffef3371f6 254
RobMeades 0:5cffef3371f6 255 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 256
RobMeades 0:5cffef3371f6 257 // Set up SMS format and enable URC
RobMeades 0:5cffef3371f6 258 // AT Command Manual UBX-13002752, section 11
RobMeades 0:5cffef3371f6 259 if (_at->send("AT+CMGF=1") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 260 tr_debug("SMS in text mode");
RobMeades 0:5cffef3371f6 261 if (_at->send("AT+CNMI=2,1") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 262 tr_debug("SMS URC enabled");
RobMeades 0:5cffef3371f6 263 // Set to CS preferred since PS preferred doesn't work
RobMeades 0:5cffef3371f6 264 // on some networks
RobMeades 0:5cffef3371f6 265 if (_at->send("AT+CGSMS=1") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 266 tr_debug("SMS set to CS preferred");
RobMeades 0:5cffef3371f6 267 success = true;
RobMeades 0:5cffef3371f6 268 memset (buf, 0, sizeof (buf));
RobMeades 0:5cffef3371f6 269 if (_at->send("AT+CSCA?") &&
RobMeades 0:5cffef3371f6 270 _at->recv("+CSCA: \"%31[^\"]\"", buf) &&
RobMeades 0:5cffef3371f6 271 _at->recv("OK")) {
RobMeades 0:5cffef3371f6 272 tr_info("SMS Service Centre address is \"%s\"", buf);
RobMeades 0:5cffef3371f6 273 }
RobMeades 0:5cffef3371f6 274 }
RobMeades 0:5cffef3371f6 275 }
RobMeades 0:5cffef3371f6 276 }
RobMeades 0:5cffef3371f6 277
RobMeades 0:5cffef3371f6 278 UNLOCK();
RobMeades 0:5cffef3371f6 279 return success;
RobMeades 0:5cffef3371f6 280 }
RobMeades 0:5cffef3371f6 281
RobMeades 0:5cffef3371f6 282 void UbloxCellularBase::parser_abort_cb()
RobMeades 0:5cffef3371f6 283 {
RobMeades 0:5cffef3371f6 284 _at->abort();
RobMeades 0:5cffef3371f6 285 }
RobMeades 0:5cffef3371f6 286
RobMeades 0:5cffef3371f6 287 // Callback for CME ERROR and CMS ERROR.
RobMeades 0:5cffef3371f6 288 void UbloxCellularBase::CMX_ERROR_URC()
RobMeades 0:5cffef3371f6 289 {
RobMeades 0:5cffef3371f6 290 char buf[48];
RobMeades 0:5cffef3371f6 291
RobMeades 0:5cffef3371f6 292 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:5cffef3371f6 293 tr_debug("AT error %s", buf);
RobMeades 0:5cffef3371f6 294 }
RobMeades 0:5cffef3371f6 295 parser_abort_cb();
RobMeades 0:5cffef3371f6 296 }
RobMeades 0:5cffef3371f6 297
RobMeades 0:5cffef3371f6 298 // Callback for circuit switched registration URC.
RobMeades 0:5cffef3371f6 299 void UbloxCellularBase::CREG_URC()
RobMeades 0:5cffef3371f6 300 {
RobMeades 0:5cffef3371f6 301 char buf[10];
RobMeades 0:5cffef3371f6 302 int status;
RobMeades 14:e420232ee4e7 303 int acTStatus;
RobMeades 0:5cffef3371f6 304
RobMeades 0:5cffef3371f6 305 // If this is the URC it will be a single
RobMeades 0:5cffef3371f6 306 // digit followed by \n. If it is the
RobMeades 0:5cffef3371f6 307 // answer to a CREG query, it will be
RobMeades 0:5cffef3371f6 308 // a ": %d,%d\n" where the second digit
RobMeades 0:5cffef3371f6 309 // indicates the status
RobMeades 0:5cffef3371f6 310 // Note: not calling _at->recv() from here as we're
RobMeades 0:5cffef3371f6 311 // already in an _at->recv()
RobMeades 0:5cffef3371f6 312 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 14:e420232ee4e7 313 if (sscanf(buf, ": %*d,%d,%*d,%*d,%d,", &status, &acTStatus) == 2) {
RobMeades 14:e420232ee4e7 314 set_nwk_reg_status_csd(status);
RobMeades 14:e420232ee4e7 315 set_rat(acTStatus);
RobMeades 14:e420232ee4e7 316 } else if (sscanf(buf, ": %*d,%d", &status) == 1) {
RobMeades 0:5cffef3371f6 317 set_nwk_reg_status_csd(status);
RobMeades 0:5cffef3371f6 318 } else if (sscanf(buf, ": %d", &status) == 1) {
RobMeades 0:5cffef3371f6 319 set_nwk_reg_status_csd(status);
RobMeades 0:5cffef3371f6 320 }
RobMeades 0:5cffef3371f6 321 }
RobMeades 0:5cffef3371f6 322 }
RobMeades 0:5cffef3371f6 323
RobMeades 0:5cffef3371f6 324 // Callback for packet switched registration URC.
RobMeades 0:5cffef3371f6 325 void UbloxCellularBase::CGREG_URC()
RobMeades 0:5cffef3371f6 326 {
RobMeades 0:5cffef3371f6 327 char buf[10];
RobMeades 0:5cffef3371f6 328 int status;
RobMeades 14:e420232ee4e7 329 int acTStatus;
RobMeades 0:5cffef3371f6 330
RobMeades 0:5cffef3371f6 331 // If this is the URC it will be a single
RobMeades 0:5cffef3371f6 332 // digit followed by \n. If it is the
RobMeades 0:5cffef3371f6 333 // answer to a CGREG query, it will be
RobMeades 0:5cffef3371f6 334 // a ": %d,%d\n" where the second digit
RobMeades 0:5cffef3371f6 335 // indicates the status
RobMeades 0:5cffef3371f6 336 // Note: not calling _at->recv() from here as we're
RobMeades 0:5cffef3371f6 337 // already in an _at->recv()
RobMeades 0:5cffef3371f6 338 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 14:e420232ee4e7 339 if (sscanf(buf, ": %*d,%d,%*d,%*d,%d,", &status, &acTStatus) == 2) {
RobMeades 14:e420232ee4e7 340 set_nwk_reg_status_csd(status);
RobMeades 14:e420232ee4e7 341 set_rat(acTStatus);
RobMeades 14:e420232ee4e7 342 } else if (sscanf(buf, ": %*d,%d", &status) == 1) {
RobMeades 0:5cffef3371f6 343 set_nwk_reg_status_psd(status);
RobMeades 0:5cffef3371f6 344 } else if (sscanf(buf, ": %d", &status) == 1) {
RobMeades 0:5cffef3371f6 345 set_nwk_reg_status_psd(status);
RobMeades 0:5cffef3371f6 346 }
RobMeades 0:5cffef3371f6 347 }
RobMeades 0:5cffef3371f6 348 }
RobMeades 0:5cffef3371f6 349
RobMeades 0:5cffef3371f6 350 // Callback for EPS registration URC.
RobMeades 0:5cffef3371f6 351 void UbloxCellularBase::CEREG_URC()
RobMeades 0:5cffef3371f6 352 {
RobMeades 0:5cffef3371f6 353 char buf[10];
RobMeades 0:5cffef3371f6 354 int status;
RobMeades 14:e420232ee4e7 355 int acTStatus;
RobMeades 0:5cffef3371f6 356
RobMeades 0:5cffef3371f6 357 // If this is the URC it will be a single
RobMeades 0:5cffef3371f6 358 // digit followed by \n. If it is the
RobMeades 0:5cffef3371f6 359 // answer to a CEREG query, it will be
RobMeades 0:5cffef3371f6 360 // a ": %d,%d\n" where the second digit
RobMeades 0:5cffef3371f6 361 // indicates the status
RobMeades 0:5cffef3371f6 362 // Note: not calling _at->recv() from here as we're
RobMeades 0:5cffef3371f6 363 // already in an _at->recv()
RobMeades 0:5cffef3371f6 364 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 14:e420232ee4e7 365 if (sscanf(buf, ": %*d,%d,%*d,%*d,%d,", &status, &acTStatus) == 2) {
RobMeades 14:e420232ee4e7 366 set_nwk_reg_status_csd(status);
RobMeades 14:e420232ee4e7 367 set_rat(acTStatus);
RobMeades 14:e420232ee4e7 368 } else if (sscanf(buf, ": %*d,%d", &status) == 1) {
RobMeades 0:5cffef3371f6 369 set_nwk_reg_status_eps(status);
RobMeades 0:5cffef3371f6 370 } else if (sscanf(buf, ": %d", &status) == 1) {
RobMeades 0:5cffef3371f6 371 set_nwk_reg_status_eps(status);
RobMeades 0:5cffef3371f6 372 }
RobMeades 0:5cffef3371f6 373 }
RobMeades 0:5cffef3371f6 374 }
RobMeades 0:5cffef3371f6 375
RobMeades 0:5cffef3371f6 376 // Callback UMWI, just filtering it out.
RobMeades 0:5cffef3371f6 377 void UbloxCellularBase::UMWI_URC()
RobMeades 0:5cffef3371f6 378 {
RobMeades 0:5cffef3371f6 379 char buf[10];
RobMeades 0:5cffef3371f6 380
RobMeades 0:5cffef3371f6 381 // Note: not calling _at->recv() from here as we're
RobMeades 0:5cffef3371f6 382 // already in an _at->recv()
RobMeades 0:5cffef3371f6 383 read_at_to_char(buf, sizeof (buf), '\n');
RobMeades 0:5cffef3371f6 384 }
RobMeades 0:5cffef3371f6 385
RobMeades 0:5cffef3371f6 386 /**********************************************************************
RobMeades 0:5cffef3371f6 387 * PROTECTED METHODS
RobMeades 0:5cffef3371f6 388 **********************************************************************/
RobMeades 0:5cffef3371f6 389
RobMeades 0:5cffef3371f6 390 #if MODEM_ON_BOARD
RobMeades 0:5cffef3371f6 391 void UbloxCellularBase::modem_init()
RobMeades 0:5cffef3371f6 392 {
RobMeades 0:5cffef3371f6 393 ::onboard_modem_init();
RobMeades 0:5cffef3371f6 394 }
RobMeades 0:5cffef3371f6 395
RobMeades 0:5cffef3371f6 396 void UbloxCellularBase::modem_deinit()
RobMeades 0:5cffef3371f6 397 {
RobMeades 0:5cffef3371f6 398 ::onboard_modem_deinit();
RobMeades 0:5cffef3371f6 399 }
RobMeades 0:5cffef3371f6 400
RobMeades 0:5cffef3371f6 401 void UbloxCellularBase::modem_power_up()
RobMeades 0:5cffef3371f6 402 {
RobMeades 0:5cffef3371f6 403 ::onboard_modem_power_up();
RobMeades 0:5cffef3371f6 404 }
RobMeades 0:5cffef3371f6 405
RobMeades 0:5cffef3371f6 406 void UbloxCellularBase::modem_power_down()
RobMeades 0:5cffef3371f6 407 {
RobMeades 0:5cffef3371f6 408 ::onboard_modem_power_down();
RobMeades 0:5cffef3371f6 409 }
RobMeades 0:5cffef3371f6 410 #else
RobMeades 0:5cffef3371f6 411 void UbloxCellularBase::modem_init()
RobMeades 0:5cffef3371f6 412 {
RobMeades 0:5cffef3371f6 413 // Meant to be overridden
RobMeades 0:5cffef3371f6 414 }
RobMeades 0:5cffef3371f6 415
RobMeades 0:5cffef3371f6 416 void UbloxCellularBase::modem_deinit()
RobMeades 0:5cffef3371f6 417 {
RobMeades 0:5cffef3371f6 418 // Meant to be overridden
RobMeades 0:5cffef3371f6 419 }
RobMeades 0:5cffef3371f6 420
RobMeades 0:5cffef3371f6 421 void UbloxCellularBase::modem_power_up()
RobMeades 0:5cffef3371f6 422 {
RobMeades 0:5cffef3371f6 423 // Meant to be overridden
RobMeades 0:5cffef3371f6 424 }
RobMeades 0:5cffef3371f6 425
RobMeades 0:5cffef3371f6 426 void UbloxCellularBase::modem_power_down()
RobMeades 0:5cffef3371f6 427 {
RobMeades 0:5cffef3371f6 428 // Mmeant to be overridden
RobMeades 0:5cffef3371f6 429 }
RobMeades 0:5cffef3371f6 430 #endif
RobMeades 0:5cffef3371f6 431
RobMeades 0:5cffef3371f6 432 // Constructor.
RobMeades 0:5cffef3371f6 433 // Note: to allow this base class to be inherited as a virtual base class
RobMeades 0:5cffef3371f6 434 // by everyone, it takes no parameters. See also comment above classInit()
RobMeades 0:5cffef3371f6 435 // in the header file.
RobMeades 0:5cffef3371f6 436 UbloxCellularBase::UbloxCellularBase()
RobMeades 0:5cffef3371f6 437 {
RobMeades 0:5cffef3371f6 438 _pin = NULL;
RobMeades 0:5cffef3371f6 439 _at = NULL;
RobMeades 0:5cffef3371f6 440 _at_timeout = AT_PARSER_TIMEOUT;
RobMeades 0:5cffef3371f6 441 _fh = NULL;
RobMeades 0:5cffef3371f6 442 _modem_initialised = false;
RobMeades 0:5cffef3371f6 443 _sim_pin_check_enabled = false;
RobMeades 0:5cffef3371f6 444 _debug_trace_on = false;
RobMeades 0:5cffef3371f6 445
RobMeades 0:5cffef3371f6 446 _dev_info.dev = DEV_TYPE_NONE;
RobMeades 0:5cffef3371f6 447 _dev_info.reg_status_csd = CSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 448 _dev_info.reg_status_psd = PSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 449 _dev_info.reg_status_eps = EPS_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 450 }
RobMeades 0:5cffef3371f6 451
RobMeades 0:5cffef3371f6 452 // Destructor.
RobMeades 0:5cffef3371f6 453 UbloxCellularBase::~UbloxCellularBase()
RobMeades 0:5cffef3371f6 454 {
RobMeades 0:5cffef3371f6 455 deinit();
RobMeades 0:5cffef3371f6 456 delete _at;
RobMeades 0:5cffef3371f6 457 delete _fh;
RobMeades 0:5cffef3371f6 458 }
RobMeades 0:5cffef3371f6 459
RobMeades 0:5cffef3371f6 460 // Initialise the portions of this class that are parameterised.
RobMeades 0:5cffef3371f6 461 void UbloxCellularBase::baseClassInit(PinName tx, PinName rx,
RobMeades 0:5cffef3371f6 462 int baud, bool debug_on)
RobMeades 0:5cffef3371f6 463 {
RobMeades 0:5cffef3371f6 464 // Only initialise ourselves if it's not already been done
RobMeades 0:5cffef3371f6 465 if (_at == NULL) {
RobMeades 0:5cffef3371f6 466 if (_debug_trace_on == false) {
RobMeades 0:5cffef3371f6 467 _debug_trace_on = debug_on;
RobMeades 0:5cffef3371f6 468 }
rob.meades@u-blox.com 4:2e640a101db1 469 _baud = baud;
RobMeades 0:5cffef3371f6 470
RobMeades 0:5cffef3371f6 471 // Set up File Handle for buffered serial comms with cellular module
RobMeades 0:5cffef3371f6 472 // (which will be used by the AT parser)
rob.meades@u-blox.com 4:2e640a101db1 473 // Note: the UART is initialised to run no faster than 115200 because
rob.meades@u-blox.com 4:2e640a101db1 474 // the modems cannot reliably auto-baud at faster rates. The faster
rob.meades@u-blox.com 4:2e640a101db1 475 // rate is adopted later with a specific AT command and the
rob.meades@u-blox.com 4:2e640a101db1 476 // UARTSerial rate is adjusted at that time
rob.meades@u-blox.com 4:2e640a101db1 477 if (baud > 115200) {
rob.meades@u-blox.com 4:2e640a101db1 478 baud = 115200;
rob.meades@u-blox.com 4:2e640a101db1 479 }
RobMeades 0:5cffef3371f6 480 _fh = new UARTSerial(tx, rx, baud);
RobMeades 0:5cffef3371f6 481
RobMeades 0:5cffef3371f6 482 // Set up the AT parser
RobMeades 0:5cffef3371f6 483 _at = new ATCmdParser(_fh, OUTPUT_ENTER_KEY, AT_PARSER_BUFFER_SIZE,
rob.meades@u-blox.com 3:f9b2cd6f72b1 484 _at_timeout, _debug_trace_on);
RobMeades 0:5cffef3371f6 485
RobMeades 0:5cffef3371f6 486 // Error cases, out of band handling
RobMeades 0:5cffef3371f6 487 _at->oob("ERROR", callback(this, &UbloxCellularBase::parser_abort_cb));
RobMeades 0:5cffef3371f6 488 _at->oob("+CME ERROR", callback(this, &UbloxCellularBase::CMX_ERROR_URC));
RobMeades 0:5cffef3371f6 489 _at->oob("+CMS ERROR", callback(this, &UbloxCellularBase::CMX_ERROR_URC));
RobMeades 0:5cffef3371f6 490
RobMeades 0:5cffef3371f6 491 // Registration status, out of band handling
RobMeades 0:5cffef3371f6 492 _at->oob("+CREG", callback(this, &UbloxCellularBase::CREG_URC));
RobMeades 0:5cffef3371f6 493 _at->oob("+CGREG", callback(this, &UbloxCellularBase::CGREG_URC));
RobMeades 0:5cffef3371f6 494 _at->oob("+CEREG", callback(this, &UbloxCellularBase::CEREG_URC));
RobMeades 0:5cffef3371f6 495
RobMeades 0:5cffef3371f6 496 // Capture the UMWI, just to stop it getting in the way
RobMeades 0:5cffef3371f6 497 _at->oob("+UMWI", callback(this, &UbloxCellularBase::UMWI_URC));
RobMeades 0:5cffef3371f6 498 }
RobMeades 0:5cffef3371f6 499 }
RobMeades 0:5cffef3371f6 500
RobMeades 0:5cffef3371f6 501 // Set the AT parser timeout.
RobMeades 0:5cffef3371f6 502 // Note: the AT interface should be locked before this is called.
RobMeades 0:5cffef3371f6 503 void UbloxCellularBase::at_set_timeout(int timeout) {
RobMeades 0:5cffef3371f6 504
RobMeades 0:5cffef3371f6 505 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 506
RobMeades 0:5cffef3371f6 507 _at_timeout = timeout;
RobMeades 0:5cffef3371f6 508 _at->set_timeout(timeout);
RobMeades 0:5cffef3371f6 509 }
RobMeades 0:5cffef3371f6 510
RobMeades 0:5cffef3371f6 511 // Read up to size bytes from the AT interface up to a "end".
RobMeades 0:5cffef3371f6 512 // Note: the AT interface should be locked before this is called.
RobMeades 0:5cffef3371f6 513 int UbloxCellularBase::read_at_to_char(char * buf, int size, char end)
RobMeades 0:5cffef3371f6 514 {
RobMeades 0:5cffef3371f6 515 int count = 0;
RobMeades 0:5cffef3371f6 516 int x = 0;
RobMeades 0:5cffef3371f6 517
RobMeades 0:5cffef3371f6 518 if (size > 0) {
RobMeades 0:5cffef3371f6 519 for (count = 0; (count < size) && (x >= 0) && (x != end); count++) {
RobMeades 0:5cffef3371f6 520 x = _at->getc();
RobMeades 0:5cffef3371f6 521 *(buf + count) = (char) x;
RobMeades 0:5cffef3371f6 522 }
RobMeades 0:5cffef3371f6 523
RobMeades 0:5cffef3371f6 524 count--;
RobMeades 0:5cffef3371f6 525 *(buf + count) = 0;
RobMeades 0:5cffef3371f6 526
RobMeades 0:5cffef3371f6 527 // Convert line endings:
RobMeades 0:5cffef3371f6 528 // If end was '\n' (0x0a) and the preceding character was 0x0d, then
RobMeades 0:5cffef3371f6 529 // overwrite that with null as well.
RobMeades 0:5cffef3371f6 530 if ((count > 0) && (end == '\n') && (*(buf + count - 1) == '\x0d')) {
RobMeades 0:5cffef3371f6 531 count--;
RobMeades 0:5cffef3371f6 532 *(buf + count) = 0;
RobMeades 0:5cffef3371f6 533 }
RobMeades 0:5cffef3371f6 534 }
RobMeades 0:5cffef3371f6 535
RobMeades 0:5cffef3371f6 536 return count;
RobMeades 0:5cffef3371f6 537 }
RobMeades 0:5cffef3371f6 538
RobMeades 0:5cffef3371f6 539 // Power up the modem.
RobMeades 0:5cffef3371f6 540 // Enables the GPIO lines to the modem and then wriggles the power line in short pulses.
RobMeades 0:5cffef3371f6 541 bool UbloxCellularBase::power_up()
RobMeades 0:5cffef3371f6 542 {
RobMeades 0:5cffef3371f6 543 bool success = false;
RobMeades 0:5cffef3371f6 544 int at_timeout;
RobMeades 0:5cffef3371f6 545 LOCK();
RobMeades 0:5cffef3371f6 546
RobMeades 0:5cffef3371f6 547 at_timeout = _at_timeout; // Has to be inside LOCK()s
RobMeades 0:5cffef3371f6 548
RobMeades 0:5cffef3371f6 549 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 550
RobMeades 0:5cffef3371f6 551 /* Initialize GPIO lines */
RobMeades 0:5cffef3371f6 552 tr_info("Powering up modem...");
pilotak 7:c2cf27a981b3 553 modem_init();
RobMeades 0:5cffef3371f6 554 /* Give modem a little time to settle down */
RobMeades 0:5cffef3371f6 555 wait_ms(250);
RobMeades 0:5cffef3371f6 556
RobMeades 0:5cffef3371f6 557 for (int retry_count = 0; !success && (retry_count < 20); retry_count++) {
pilotak 7:c2cf27a981b3 558 modem_power_up();
RobMeades 0:5cffef3371f6 559 wait_ms(500);
RobMeades 0:5cffef3371f6 560 // Modem tends to spit out noise during power up - don't confuse the parser
RobMeades 0:5cffef3371f6 561 _at->flush();
RobMeades 0:5cffef3371f6 562 at_set_timeout(1000);
RobMeades 0:5cffef3371f6 563 if (_at->send("AT")) {
RobMeades 0:5cffef3371f6 564 // C027 needs a delay here
RobMeades 0:5cffef3371f6 565 wait_ms(100);
RobMeades 0:5cffef3371f6 566 if (_at->recv("OK")) {
RobMeades 0:5cffef3371f6 567 success = true;
RobMeades 0:5cffef3371f6 568 }
RobMeades 0:5cffef3371f6 569 }
RobMeades 0:5cffef3371f6 570 at_set_timeout(at_timeout);
RobMeades 0:5cffef3371f6 571 }
RobMeades 0:5cffef3371f6 572
rob.meades@u-blox.com 4:2e640a101db1 573 if (success) {
rob.meades@u-blox.com 4:2e640a101db1 574 // Set the final baud rate
rob.meades@u-blox.com 4:2e640a101db1 575 if (_at->send("AT+IPR=%d", _baud) && _at->recv("OK")) {
rob.meades@u-blox.com 4:2e640a101db1 576 // Need to wait for things to be sorted out on the modem side
rob.meades@u-blox.com 4:2e640a101db1 577 wait_ms(100);
rob.meades@u-blox.com 4:2e640a101db1 578 ((UARTSerial *)_fh)->set_baud(_baud);
rob.meades@u-blox.com 4:2e640a101db1 579 }
rob.meades@u-blox.com 4:2e640a101db1 580
rob.meades@u-blox.com 4:2e640a101db1 581 // Turn off modem echoing and turn on verbose responses
rob.meades@u-blox.com 4:2e640a101db1 582 success = _at->send("ATE0;+CMEE=2") && _at->recv("OK") &&
rob.meades@u-blox.com 4:2e640a101db1 583 // The following commands are best sent separately
rob.meades@u-blox.com 4:2e640a101db1 584 _at->send("AT&K0") && _at->recv("OK") && // Turn off RTC/CTS handshaking
rob.meades@u-blox.com 4:2e640a101db1 585 _at->send("AT&C1") && _at->recv("OK") && // Set DCD circuit(109), changes in accordance with the carrier detect status
rob.meades@u-blox.com 4:2e640a101db1 586 _at->send("AT&D0") && _at->recv("OK"); // Set DTR circuit, we ignore the state change of DTR
rob.meades@u-blox.com 4:2e640a101db1 587 }
RobMeades 0:5cffef3371f6 588
RobMeades 0:5cffef3371f6 589 if (!success) {
RobMeades 0:5cffef3371f6 590 tr_error("Preliminary modem setup failed.");
RobMeades 0:5cffef3371f6 591 }
RobMeades 0:5cffef3371f6 592
RobMeades 0:5cffef3371f6 593 UNLOCK();
RobMeades 0:5cffef3371f6 594 return success;
RobMeades 0:5cffef3371f6 595 }
RobMeades 0:5cffef3371f6 596
RobMeades 0:5cffef3371f6 597 // Power down modem via AT interface.
RobMeades 0:5cffef3371f6 598 void UbloxCellularBase::power_down()
RobMeades 0:5cffef3371f6 599 {
RobMeades 0:5cffef3371f6 600 LOCK();
RobMeades 0:5cffef3371f6 601
RobMeades 0:5cffef3371f6 602 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 603
RobMeades 0:5cffef3371f6 604 // If we have been running, do a soft power-off first
RobMeades 0:5cffef3371f6 605 if (_modem_initialised && (_at != NULL)) {
RobMeades 0:5cffef3371f6 606 _at->send("AT+CPWROFF") && _at->recv("OK");
RobMeades 0:5cffef3371f6 607 }
RobMeades 0:5cffef3371f6 608
RobMeades 0:5cffef3371f6 609 // Now do a hard power-off
pilotak 7:c2cf27a981b3 610 modem_power_down();
pilotak 7:c2cf27a981b3 611 modem_deinit();
RobMeades 0:5cffef3371f6 612
RobMeades 0:5cffef3371f6 613 _dev_info.reg_status_csd = CSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 614 _dev_info.reg_status_psd = PSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 615 _dev_info.reg_status_eps = EPS_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 616
RobMeades 0:5cffef3371f6 617 UNLOCK();
RobMeades 0:5cffef3371f6 618 }
RobMeades 0:5cffef3371f6 619
RobMeades 0:5cffef3371f6 620 // Get the device ID.
RobMeades 0:5cffef3371f6 621 bool UbloxCellularBase::set_device_identity(DeviceType *dev)
RobMeades 0:5cffef3371f6 622 {
RobMeades 0:5cffef3371f6 623 char buf[20];
RobMeades 0:5cffef3371f6 624 bool success;
RobMeades 0:5cffef3371f6 625 LOCK();
RobMeades 0:5cffef3371f6 626
RobMeades 0:5cffef3371f6 627 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 628
RobMeades 0:5cffef3371f6 629 success = _at->send("ATI") && _at->recv("%19[^\n]\nOK\n", buf);
RobMeades 0:5cffef3371f6 630
RobMeades 0:5cffef3371f6 631 if (success) {
RobMeades 0:5cffef3371f6 632 if (strstr(buf, "SARA-G35"))
RobMeades 0:5cffef3371f6 633 *dev = DEV_SARA_G35;
RobMeades 0:5cffef3371f6 634 else if (strstr(buf, "LISA-U200-03S"))
RobMeades 0:5cffef3371f6 635 *dev = DEV_LISA_U2_03S;
RobMeades 0:5cffef3371f6 636 else if (strstr(buf, "LISA-U2"))
RobMeades 0:5cffef3371f6 637 *dev = DEV_LISA_U2;
RobMeades 0:5cffef3371f6 638 else if (strstr(buf, "SARA-U2"))
RobMeades 0:5cffef3371f6 639 *dev = DEV_SARA_U2;
fahimalavi 10:c4281fa79b8f 640 else if (strstr(buf, "SARA-R4"))
fahimalavi 10:c4281fa79b8f 641 *dev = DEV_SARA_R4;
RobMeades 0:5cffef3371f6 642 else if (strstr(buf, "LEON-G2"))
RobMeades 0:5cffef3371f6 643 *dev = DEV_LEON_G2;
RobMeades 0:5cffef3371f6 644 else if (strstr(buf, "TOBY-L2"))
RobMeades 0:5cffef3371f6 645 *dev = DEV_TOBY_L2;
RobMeades 0:5cffef3371f6 646 else if (strstr(buf, "MPCI-L2"))
RobMeades 0:5cffef3371f6 647 *dev = DEV_MPCI_L2;
RobMeades 0:5cffef3371f6 648 }
RobMeades 0:5cffef3371f6 649
RobMeades 0:5cffef3371f6 650 UNLOCK();
RobMeades 0:5cffef3371f6 651 return success;
RobMeades 0:5cffef3371f6 652 }
RobMeades 0:5cffef3371f6 653
RobMeades 0:5cffef3371f6 654 // Send initialisation AT commands that are specific to the device.
RobMeades 0:5cffef3371f6 655 bool UbloxCellularBase::device_init(DeviceType dev)
RobMeades 0:5cffef3371f6 656 {
RobMeades 0:5cffef3371f6 657 bool success = false;
RobMeades 0:5cffef3371f6 658 LOCK();
RobMeades 0:5cffef3371f6 659
RobMeades 0:5cffef3371f6 660 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 661
RobMeades 0:5cffef3371f6 662 if ((dev == DEV_LISA_U2) || (dev == DEV_LEON_G2) || (dev == DEV_TOBY_L2)) {
RobMeades 0:5cffef3371f6 663 success = _at->send("AT+UGPIOC=20,2") && _at->recv("OK");
RobMeades 0:5cffef3371f6 664 } else if ((dev == DEV_SARA_U2) || (dev == DEV_SARA_G35)) {
RobMeades 0:5cffef3371f6 665 success = _at->send("AT+UGPIOC=16,2") && _at->recv("OK");
RobMeades 0:5cffef3371f6 666 } else {
RobMeades 0:5cffef3371f6 667 success = true;
RobMeades 0:5cffef3371f6 668 }
RobMeades 0:5cffef3371f6 669
RobMeades 0:5cffef3371f6 670 UNLOCK();
RobMeades 0:5cffef3371f6 671 return success;
RobMeades 0:5cffef3371f6 672 }
RobMeades 0:5cffef3371f6 673
RobMeades 0:5cffef3371f6 674 // Get the SIM card going.
RobMeades 0:5cffef3371f6 675 bool UbloxCellularBase::initialise_sim_card()
RobMeades 0:5cffef3371f6 676 {
RobMeades 0:5cffef3371f6 677 bool success = false;
RobMeades 0:5cffef3371f6 678 int retry_count = 0;
RobMeades 0:5cffef3371f6 679 bool done = false;
RobMeades 0:5cffef3371f6 680 LOCK();
RobMeades 0:5cffef3371f6 681
RobMeades 0:5cffef3371f6 682 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 683
RobMeades 0:5cffef3371f6 684 /* SIM initialisation may take a significant amount, so an error is
RobMeades 0:5cffef3371f6 685 * kind of expected. We should retry 10 times until we succeed or timeout. */
RobMeades 0:5cffef3371f6 686 for (retry_count = 0; !done && (retry_count < 10); retry_count++) {
RobMeades 0:5cffef3371f6 687 char pinstr[16];
RobMeades 0:5cffef3371f6 688
RobMeades 0:5cffef3371f6 689 if (_at->send("AT+CPIN?") && _at->recv("+CPIN: %15[^\n]\n", pinstr) &&
RobMeades 0:5cffef3371f6 690 _at->recv("OK")) {
RobMeades 0:5cffef3371f6 691 done = true;
RobMeades 0:5cffef3371f6 692 if (strcmp(pinstr, "SIM PIN") == 0) {
RobMeades 0:5cffef3371f6 693 _sim_pin_check_enabled = true;
RobMeades 0:5cffef3371f6 694 if (_at->send("AT+CPIN=\"%s\"", _pin)) {
RobMeades 0:5cffef3371f6 695 if (_at->recv("OK")) {
RobMeades 0:5cffef3371f6 696 tr_info("PIN correct");
RobMeades 0:5cffef3371f6 697 success = true;
RobMeades 0:5cffef3371f6 698 } else {
RobMeades 0:5cffef3371f6 699 tr_error("Incorrect PIN");
RobMeades 0:5cffef3371f6 700 }
RobMeades 0:5cffef3371f6 701 }
RobMeades 0:5cffef3371f6 702 } else if (strcmp(pinstr, "READY") == 0) {
RobMeades 0:5cffef3371f6 703 _sim_pin_check_enabled = false;
RobMeades 0:5cffef3371f6 704 tr_info("No PIN required");
RobMeades 0:5cffef3371f6 705 success = true;
RobMeades 0:5cffef3371f6 706 } else {
RobMeades 0:5cffef3371f6 707 tr_debug("Unexpected response from SIM: \"%s\"", pinstr);
RobMeades 0:5cffef3371f6 708 }
RobMeades 0:5cffef3371f6 709 }
RobMeades 0:5cffef3371f6 710
RobMeades 0:5cffef3371f6 711 /* wait for a second before retry */
RobMeades 0:5cffef3371f6 712 wait_ms(1000);
RobMeades 0:5cffef3371f6 713 }
RobMeades 0:5cffef3371f6 714
RobMeades 0:5cffef3371f6 715 if (done) {
RobMeades 0:5cffef3371f6 716 tr_info("SIM Ready.");
RobMeades 0:5cffef3371f6 717 } else {
RobMeades 0:5cffef3371f6 718 tr_error("SIM not ready.");
RobMeades 0:5cffef3371f6 719 }
RobMeades 0:5cffef3371f6 720
RobMeades 0:5cffef3371f6 721 UNLOCK();
RobMeades 0:5cffef3371f6 722 return success;
RobMeades 0:5cffef3371f6 723 }
RobMeades 0:5cffef3371f6 724
RobMeades 0:5cffef3371f6 725 /**********************************************************************
RobMeades 0:5cffef3371f6 726 * PUBLIC METHODS
RobMeades 0:5cffef3371f6 727 **********************************************************************/
RobMeades 0:5cffef3371f6 728
RobMeades 0:5cffef3371f6 729 // Initialise the modem.
RobMeades 0:5cffef3371f6 730 bool UbloxCellularBase::init(const char *pin)
RobMeades 0:5cffef3371f6 731 {
RobMeades 8:a15349fcab25 732 int x;
RobMeades 0:5cffef3371f6 733 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 734
RobMeades 0:5cffef3371f6 735 if (!_modem_initialised) {
RobMeades 0:5cffef3371f6 736 if (power_up()) {
RobMeades 0:5cffef3371f6 737 tr_info("Modem Ready.");
RobMeades 0:5cffef3371f6 738 if (pin != NULL) {
RobMeades 0:5cffef3371f6 739 _pin = pin;
RobMeades 0:5cffef3371f6 740 }
RobMeades 0:5cffef3371f6 741 if (initialise_sim_card()) {
RobMeades 0:5cffef3371f6 742 if (set_device_identity(&_dev_info.dev) && // Set up device identity
rob.meades@u-blox.com 6:8fadf1e49487 743 device_init(_dev_info.dev)) {// Initialise this device
rob.meades@u-blox.com 6:8fadf1e49487 744 // Get the integrated circuit ID of the SIM
rob.meades@u-blox.com 6:8fadf1e49487 745 if (get_iccid()) {
rob.meades@u-blox.com 6:8fadf1e49487 746 // Try a few times to get the IMSI (since on some modems this can
rob.meades@u-blox.com 6:8fadf1e49487 747 // take a while to be retrieved, especially if a SIM PIN
rob.meades@u-blox.com 6:8fadf1e49487 748 // was set)
RobMeades 8:a15349fcab25 749 for (x = 0; (x < 3) && !get_imsi(); x++) {
rob.meades@u-blox.com 6:8fadf1e49487 750 wait_ms(1000);
rob.meades@u-blox.com 6:8fadf1e49487 751 }
rob.meades@u-blox.com 6:8fadf1e49487 752
RobMeades 8:a15349fcab25 753 if (x < 3) { // If we got the IMSI, can get the others
rob.meades@u-blox.com 6:8fadf1e49487 754 if (get_imei() && // Get international mobile equipment identifier
rob.meades@u-blox.com 6:8fadf1e49487 755 get_meid() && // Probably the same as the IMEI
rob.meades@u-blox.com 6:8fadf1e49487 756 set_sms()) { // And set up SMS
rob.meades@u-blox.com 6:8fadf1e49487 757 // The modem is initialised.
rob.meades@u-blox.com 6:8fadf1e49487 758 _modem_initialised = true;
rob.meades@u-blox.com 6:8fadf1e49487 759 }
rob.meades@u-blox.com 6:8fadf1e49487 760 }
rob.meades@u-blox.com 6:8fadf1e49487 761 }
RobMeades 0:5cffef3371f6 762 }
RobMeades 0:5cffef3371f6 763 }
RobMeades 0:5cffef3371f6 764 }
RobMeades 0:5cffef3371f6 765 }
RobMeades 0:5cffef3371f6 766
RobMeades 0:5cffef3371f6 767 return _modem_initialised;
RobMeades 0:5cffef3371f6 768 }
RobMeades 0:5cffef3371f6 769
RobMeades 0:5cffef3371f6 770 // Perform registration.
RobMeades 0:5cffef3371f6 771 bool UbloxCellularBase::nwk_registration()
RobMeades 0:5cffef3371f6 772 {
RobMeades 0:5cffef3371f6 773 bool atSuccess = false;
RobMeades 0:5cffef3371f6 774 bool registered = false;
RobMeades 0:5cffef3371f6 775 int status;
RobMeades 0:5cffef3371f6 776 int at_timeout;
RobMeades 0:5cffef3371f6 777 LOCK();
RobMeades 0:5cffef3371f6 778
RobMeades 0:5cffef3371f6 779 at_timeout = _at_timeout; // Has to be inside LOCK()s
RobMeades 0:5cffef3371f6 780
RobMeades 0:5cffef3371f6 781 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 782
RobMeades 0:5cffef3371f6 783 if (!is_registered_psd() && !is_registered_csd() && !is_registered_eps()) {
RobMeades 0:5cffef3371f6 784 tr_info("Searching Network...");
RobMeades 0:5cffef3371f6 785 // Enable the packet switched and network registration unsolicited result codes
RobMeades 0:5cffef3371f6 786 if (_at->send("AT+CREG=1") && _at->recv("OK") &&
RobMeades 0:5cffef3371f6 787 _at->send("AT+CGREG=1") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 788 atSuccess = true;
RobMeades 0:5cffef3371f6 789 if (_at->send("AT+CEREG=1")) {
RobMeades 0:5cffef3371f6 790 _at->recv("OK");
RobMeades 0:5cffef3371f6 791 // Don't check return value as this works for LTE only
RobMeades 0:5cffef3371f6 792 }
RobMeades 0:5cffef3371f6 793
RobMeades 0:5cffef3371f6 794 if (atSuccess) {
RobMeades 0:5cffef3371f6 795 // See if we are already in automatic mode
RobMeades 0:5cffef3371f6 796 if (_at->send("AT+COPS?") && _at->recv("+COPS: %d", &status) &&
RobMeades 0:5cffef3371f6 797 _at->recv("OK")) {
RobMeades 0:5cffef3371f6 798 // If not, set it
RobMeades 0:5cffef3371f6 799 if (status != 0) {
RobMeades 0:5cffef3371f6 800 // Don't check return code here as there's not much
RobMeades 0:5cffef3371f6 801 // we can do if this fails.
RobMeades 0:5cffef3371f6 802 _at->send("AT+COPS=0") && _at->recv("OK");
RobMeades 0:5cffef3371f6 803 }
RobMeades 0:5cffef3371f6 804 }
RobMeades 0:5cffef3371f6 805
RobMeades 0:5cffef3371f6 806 // Query the registration status directly as well,
RobMeades 0:5cffef3371f6 807 // just in case
RobMeades 0:5cffef3371f6 808 if (_at->send("AT+CREG?") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 809 // Answer will be processed by URC
RobMeades 0:5cffef3371f6 810 }
RobMeades 0:5cffef3371f6 811 if (_at->send("AT+CGREG?") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 812 // Answer will be processed by URC
RobMeades 0:5cffef3371f6 813 }
RobMeades 0:5cffef3371f6 814 if (_at->send("AT+CEREG?")) {
RobMeades 0:5cffef3371f6 815 _at->recv("OK");
RobMeades 0:5cffef3371f6 816 // Don't check return value as this works for LTE only
RobMeades 0:5cffef3371f6 817 }
RobMeades 0:5cffef3371f6 818 }
RobMeades 0:5cffef3371f6 819 }
RobMeades 0:5cffef3371f6 820 // Wait for registration to succeed
RobMeades 0:5cffef3371f6 821 at_set_timeout(1000);
RobMeades 0:5cffef3371f6 822 for (int waitSeconds = 0; !registered && (waitSeconds < 180); waitSeconds++) {
RobMeades 0:5cffef3371f6 823 registered = is_registered_psd() || is_registered_csd() || is_registered_eps();
RobMeades 0:5cffef3371f6 824 _at->recv(UNNATURAL_STRING);
RobMeades 0:5cffef3371f6 825 }
RobMeades 0:5cffef3371f6 826 at_set_timeout(at_timeout);
RobMeades 0:5cffef3371f6 827
RobMeades 0:5cffef3371f6 828 if (registered) {
RobMeades 0:5cffef3371f6 829 // This should return quickly but sometimes the status field is not returned
RobMeades 0:5cffef3371f6 830 // so make the timeout short
RobMeades 0:5cffef3371f6 831 at_set_timeout(1000);
RobMeades 0:5cffef3371f6 832 if (_at->send("AT+COPS?") && _at->recv("+COPS: %*d,%*d,\"%*[^\"]\",%d\n", &status)) {
RobMeades 0:5cffef3371f6 833 set_rat(status);
RobMeades 0:5cffef3371f6 834 }
RobMeades 0:5cffef3371f6 835 at_set_timeout(at_timeout);
RobMeades 0:5cffef3371f6 836 }
RobMeades 0:5cffef3371f6 837 } else {
RobMeades 0:5cffef3371f6 838 registered = true;
RobMeades 0:5cffef3371f6 839 }
RobMeades 0:5cffef3371f6 840
RobMeades 0:5cffef3371f6 841 UNLOCK();
RobMeades 0:5cffef3371f6 842 return registered;
RobMeades 0:5cffef3371f6 843 }
RobMeades 0:5cffef3371f6 844
RobMeades 0:5cffef3371f6 845 bool UbloxCellularBase::is_registered_csd()
RobMeades 0:5cffef3371f6 846 {
RobMeades 0:5cffef3371f6 847 return (_dev_info.reg_status_csd == CSD_REGISTERED) ||
RobMeades 0:5cffef3371f6 848 (_dev_info.reg_status_csd == CSD_REGISTERED_ROAMING) ||
RobMeades 0:5cffef3371f6 849 (_dev_info.reg_status_csd == CSD_CSFB_NOT_PREFERRED);
RobMeades 0:5cffef3371f6 850 }
RobMeades 0:5cffef3371f6 851
RobMeades 0:5cffef3371f6 852 bool UbloxCellularBase::is_registered_psd()
RobMeades 0:5cffef3371f6 853 {
RobMeades 0:5cffef3371f6 854 return (_dev_info.reg_status_psd == PSD_REGISTERED) ||
RobMeades 0:5cffef3371f6 855 (_dev_info.reg_status_psd == PSD_REGISTERED_ROAMING);
RobMeades 0:5cffef3371f6 856 }
RobMeades 0:5cffef3371f6 857
RobMeades 0:5cffef3371f6 858 bool UbloxCellularBase::is_registered_eps()
RobMeades 0:5cffef3371f6 859 {
RobMeades 0:5cffef3371f6 860 return (_dev_info.reg_status_eps == EPS_REGISTERED) ||
RobMeades 0:5cffef3371f6 861 (_dev_info.reg_status_eps == EPS_REGISTERED_ROAMING);
RobMeades 0:5cffef3371f6 862 }
RobMeades 0:5cffef3371f6 863
RobMeades 0:5cffef3371f6 864 // Perform deregistration.
RobMeades 0:5cffef3371f6 865 bool UbloxCellularBase::nwk_deregistration()
RobMeades 0:5cffef3371f6 866 {
RobMeades 0:5cffef3371f6 867 bool success = false;
RobMeades 0:5cffef3371f6 868 LOCK();
RobMeades 0:5cffef3371f6 869
RobMeades 0:5cffef3371f6 870 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 871
RobMeades 0:5cffef3371f6 872 if (_at->send("AT+COPS=2") && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 873 _dev_info.reg_status_csd = CSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 874 _dev_info.reg_status_psd = PSD_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 875 _dev_info.reg_status_eps = EPS_NOT_REGISTERED_NOT_SEARCHING;
RobMeades 0:5cffef3371f6 876 success = true;
RobMeades 0:5cffef3371f6 877 }
RobMeades 0:5cffef3371f6 878
RobMeades 0:5cffef3371f6 879 UNLOCK();
RobMeades 0:5cffef3371f6 880 return success;
RobMeades 0:5cffef3371f6 881 }
RobMeades 0:5cffef3371f6 882
RobMeades 0:5cffef3371f6 883 // Put the modem into its lowest power state.
RobMeades 0:5cffef3371f6 884 void UbloxCellularBase::deinit()
RobMeades 0:5cffef3371f6 885 {
RobMeades 0:5cffef3371f6 886 power_down();
RobMeades 0:5cffef3371f6 887 _modem_initialised = false;
RobMeades 0:5cffef3371f6 888 }
RobMeades 0:5cffef3371f6 889
RobMeades 0:5cffef3371f6 890 // Set the PIN.
RobMeades 0:5cffef3371f6 891 void UbloxCellularBase::set_pin(const char *pin) {
RobMeades 0:5cffef3371f6 892 _pin = pin;
RobMeades 0:5cffef3371f6 893 }
RobMeades 0:5cffef3371f6 894
RobMeades 0:5cffef3371f6 895 // Enable or disable SIM pin checking.
rob.meades@u-blox.com 4:2e640a101db1 896 bool UbloxCellularBase::sim_pin_check_enable(bool enableNotDisable)
RobMeades 0:5cffef3371f6 897 {
RobMeades 0:5cffef3371f6 898 bool success = false;;
RobMeades 0:5cffef3371f6 899 LOCK();
RobMeades 0:5cffef3371f6 900
RobMeades 0:5cffef3371f6 901 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 902
RobMeades 0:5cffef3371f6 903 if (_pin != NULL) {
RobMeades 0:5cffef3371f6 904 if (_sim_pin_check_enabled && !enableNotDisable) {
RobMeades 0:5cffef3371f6 905 // Disable the SIM lock
RobMeades 0:5cffef3371f6 906 if (_at->send("AT+CLCK=\"SC\",0,\"%s\"", _pin) && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 907 _sim_pin_check_enabled = false;
RobMeades 0:5cffef3371f6 908 success = true;
RobMeades 0:5cffef3371f6 909 }
RobMeades 0:5cffef3371f6 910 } else if (!_sim_pin_check_enabled && enableNotDisable) {
RobMeades 0:5cffef3371f6 911 // Enable the SIM lock
RobMeades 0:5cffef3371f6 912 if (_at->send("AT+CLCK=\"SC\",1,\"%s\"", _pin) && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 913 _sim_pin_check_enabled = true;
RobMeades 0:5cffef3371f6 914 success = true;
RobMeades 0:5cffef3371f6 915 }
RobMeades 0:5cffef3371f6 916 } else {
RobMeades 0:5cffef3371f6 917 success = true;
RobMeades 0:5cffef3371f6 918 }
RobMeades 0:5cffef3371f6 919 }
RobMeades 0:5cffef3371f6 920
RobMeades 0:5cffef3371f6 921 UNLOCK();
RobMeades 0:5cffef3371f6 922 return success;
RobMeades 0:5cffef3371f6 923 }
RobMeades 0:5cffef3371f6 924
RobMeades 0:5cffef3371f6 925 // Change the pin code for the SIM card.
RobMeades 0:5cffef3371f6 926 bool UbloxCellularBase::change_sim_pin(const char *pin)
RobMeades 0:5cffef3371f6 927 {
RobMeades 0:5cffef3371f6 928 bool success = false;;
RobMeades 0:5cffef3371f6 929 LOCK();
RobMeades 0:5cffef3371f6 930
RobMeades 0:5cffef3371f6 931 MBED_ASSERT(_at != NULL);
RobMeades 0:5cffef3371f6 932
RobMeades 0:5cffef3371f6 933 // Change the SIM pin
RobMeades 0:5cffef3371f6 934 if ((pin != NULL) && (_pin != NULL)) {
RobMeades 0:5cffef3371f6 935 if (_at->send("AT+CPWD=\"SC\",\"%s\",\"%s\"", _pin, pin) && _at->recv("OK")) {
RobMeades 0:5cffef3371f6 936 _pin = pin;
RobMeades 0:5cffef3371f6 937 success = true;
RobMeades 0:5cffef3371f6 938 }
RobMeades 0:5cffef3371f6 939 }
RobMeades 0:5cffef3371f6 940
RobMeades 0:5cffef3371f6 941 UNLOCK();
RobMeades 0:5cffef3371f6 942 return success;
RobMeades 0:5cffef3371f6 943 }
RobMeades 0:5cffef3371f6 944
RobMeades 14:e420232ee4e7 945 // Get the IMEI.
fahim alavi 13:158a035b1b50 946 bool UbloxCellularBase::get_imei(char *imei_to_send, int size)
fahim alavi 13:158a035b1b50 947 {
fahim alavi 13:158a035b1b50 948 bool success;
fahim alavi 13:158a035b1b50 949 LOCK();
fahim alavi 13:158a035b1b50 950
fahim alavi 13:158a035b1b50 951 MBED_ASSERT(_at != NULL);
fahim alavi 13:158a035b1b50 952
fahim alavi 13:158a035b1b50 953 // International mobile equipment identifier
fahim alavi 13:158a035b1b50 954 // AT Command Manual UBX-13002752, section 4.7
fahim alavi 13:158a035b1b50 955 success = _at->send("AT+CGSN") && _at->recv("%15[^\n]\nOK\n", _dev_info.imei);
fahim alavi 13:158a035b1b50 956 tr_info("DevInfo: IMEI=%s", _dev_info.imei);
fahim alavi 13:158a035b1b50 957
fahim alavi 13:158a035b1b50 958 if (success) {
fahim alavi 13:158a035b1b50 959 memcpy(imei_to_send,_dev_info.imei,size);
fahim alavi 13:158a035b1b50 960 imei_to_send[size-1] = '\0';
fahim alavi 13:158a035b1b50 961 }
fahim alavi 13:158a035b1b50 962
fahim alavi 13:158a035b1b50 963 UNLOCK();
fahim alavi 13:158a035b1b50 964 return success;
fahim alavi 13:158a035b1b50 965 }
fahim alavi 13:158a035b1b50 966
RobMeades 14:e420232ee4e7 967 // Get the IMEI of the module.
RobMeades 14:e420232ee4e7 968 const char *UbloxCellularBase::imei()
RobMeades 14:e420232ee4e7 969 {
RobMeades 14:e420232ee4e7 970 return _dev_info.imei;
RobMeades 14:e420232ee4e7 971 }
RobMeades 14:e420232ee4e7 972
RobMeades 14:e420232ee4e7 973 // Get the Mobile Equipment ID (which may be the same as the IMEI).
RobMeades 14:e420232ee4e7 974 const char *UbloxCellularBase::meid()
RobMeades 14:e420232ee4e7 975 {
RobMeades 14:e420232ee4e7 976 return _dev_info.meid;
RobMeades 14:e420232ee4e7 977 }
RobMeades 14:e420232ee4e7 978
RobMeades 14:e420232ee4e7 979 // Get the IMSI of the SIM.
RobMeades 14:e420232ee4e7 980 const char *UbloxCellularBase::imsi()
RobMeades 14:e420232ee4e7 981 {
RobMeades 14:e420232ee4e7 982 // (try) to update the IMSI, just in case the SIM has changed
RobMeades 14:e420232ee4e7 983 get_imsi();
RobMeades 14:e420232ee4e7 984
RobMeades 14:e420232ee4e7 985 return _dev_info.imsi;
RobMeades 14:e420232ee4e7 986 }
RobMeades 14:e420232ee4e7 987
RobMeades 14:e420232ee4e7 988 // Get the ICCID of the SIM.
RobMeades 14:e420232ee4e7 989 const char *UbloxCellularBase::iccid()
RobMeades 14:e420232ee4e7 990 {
RobMeades 14:e420232ee4e7 991 // (try) to update the ICCID, just in case the SIM has changed
RobMeades 14:e420232ee4e7 992 get_iccid();
RobMeades 14:e420232ee4e7 993
RobMeades 14:e420232ee4e7 994 return _dev_info.iccid;
RobMeades 14:e420232ee4e7 995 }
RobMeades 14:e420232ee4e7 996
RobMeades 14:e420232ee4e7 997 // Get the RSSI in dBm.
RobMeades 14:e420232ee4e7 998 int UbloxCellularBase::rssi()
RobMeades 14:e420232ee4e7 999 {
RobMeades 14:e420232ee4e7 1000 char buf[7] = {0};
RobMeades 14:e420232ee4e7 1001 int rssi = 0;
RobMeades 14:e420232ee4e7 1002 int qual = 0;
RobMeades 14:e420232ee4e7 1003 int rssiRet = 0;
RobMeades 14:e420232ee4e7 1004 bool success;
RobMeades 14:e420232ee4e7 1005 LOCK();
RobMeades 14:e420232ee4e7 1006
RobMeades 14:e420232ee4e7 1007 MBED_ASSERT(_at != NULL);
RobMeades 14:e420232ee4e7 1008
RobMeades 14:e420232ee4e7 1009 success = _at->send("AT+CSQ") && _at->recv("+CSQ: %6[^\n]\nOK\n", buf);
RobMeades 14:e420232ee4e7 1010
RobMeades 14:e420232ee4e7 1011 if (success) {
RobMeades 14:e420232ee4e7 1012 if (sscanf(buf, "%d,%d", &rssi, &qual) == 2) {
RobMeades 14:e420232ee4e7 1013 // AT+CSQ returns a coded RSSI value and an RxQual value
RobMeades 14:e420232ee4e7 1014 // For 2G an RSSI of 0 corresponds to -113 dBm or less,
RobMeades 14:e420232ee4e7 1015 // an RSSI of 31 corresponds to -51 dBm or less and hence
RobMeades 14:e420232ee4e7 1016 // each value is a 2 dB step.
RobMeades 14:e420232ee4e7 1017 // For LTE the mapping is defined in the array rssiConvertLte[].
RobMeades 14:e420232ee4e7 1018 // For 3G the mapping to RSCP is defined in the array rscpConvert3G[]
RobMeades 14:e420232ee4e7 1019 // and the RSSI value is then RSCP - the EC_NO_LEV number derived
RobMeades 14:e420232ee4e7 1020 // by putting the qual number through qualConvert3G[].
RobMeades 14:e420232ee4e7 1021 if ((rssi >= 0) && (rssi <= 31)) {
RobMeades 14:e420232ee4e7 1022 switch (_dev_info.rat) {
RobMeades 14:e420232ee4e7 1023 case UTRAN:
RobMeades 14:e420232ee4e7 1024 case HSDPA:
RobMeades 14:e420232ee4e7 1025 case HSUPA:
RobMeades 14:e420232ee4e7 1026 case HSDPA_HSUPA:
RobMeades 14:e420232ee4e7 1027 // 3G
RobMeades 14:e420232ee4e7 1028 if ((qual >= 0) && (qual <= 7)) {
RobMeades 14:e420232ee4e7 1029 qual = qualConvert3G[qual];
RobMeades 14:e420232ee4e7 1030 }
RobMeades 14:e420232ee4e7 1031 rssiRet = rscpConvert3G[rssi];
RobMeades 14:e420232ee4e7 1032 rssiRet -= qual;
RobMeades 14:e420232ee4e7 1033 break;
RobMeades 14:e420232ee4e7 1034 case LTE:
RobMeades 14:e420232ee4e7 1035 // LTE
RobMeades 14:e420232ee4e7 1036 rssiRet = rssiConvertLte[rssi];
RobMeades 14:e420232ee4e7 1037 break;
RobMeades 14:e420232ee4e7 1038 case GSM:
RobMeades 14:e420232ee4e7 1039 case COMPACT_GSM:
RobMeades 14:e420232ee4e7 1040 case EDGE:
RobMeades 14:e420232ee4e7 1041 default:
RobMeades 14:e420232ee4e7 1042 // GSM or assumed GSM if the RAT is not known
RobMeades 14:e420232ee4e7 1043 rssiRet = -(113 - (rssi << 2));
RobMeades 14:e420232ee4e7 1044 break;
RobMeades 14:e420232ee4e7 1045 }
RobMeades 14:e420232ee4e7 1046 }
RobMeades 14:e420232ee4e7 1047 }
RobMeades 14:e420232ee4e7 1048 }
RobMeades 14:e420232ee4e7 1049
RobMeades 14:e420232ee4e7 1050 UNLOCK();
RobMeades 14:e420232ee4e7 1051 return rssiRet;
RobMeades 14:e420232ee4e7 1052 }
RobMeades 14:e420232ee4e7 1053
RobMeades 0:5cffef3371f6 1054 // End of File
RobMeades 0:5cffef3371f6 1055