Peter Ferland / MTS-Cellular_lat1

Simple detection for LE910-NA1 modules

Fork of MTS-Cellular by MultiTech

Cellular/Cellular.cpp@8:2d7259d244d1, 2014-05-21 (annotated)

Committer:
Mike Fiore
Date:
Wed May 21 15:28:37 2014 -0500
Revision:
8:2d7259d244d1
Parent:
7:0ee8e69a3e9c
Child:
9:1a03e3f3e7fe
more restructuring

    move generic init function to cellular

    move apn and dns functions to cellular

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Mike Fiore 4:1f63354b8d1b 1 #include "mbed.h"
Mike Fiore 1:f155d94d6f3a 2 #include "Cellular.h"
Mike Fiore 1:f155d94d6f3a 3 #include "MTSText.h"
Mike Fiore 4:1f63354b8d1b 4 #include "MTSLog.h"
Mike Fiore 1:f155d94d6f3a 5
Mike Fiore 1:f155d94d6f3a 6 using namespace mts;
Mike Fiore 1:f155d94d6f3a 7
Mike Fiore 8:2d7259d244d1 8 bool Cellular::init(MTSBufferedIO* io)
Mike Fiore 8:2d7259d244d1 9 {
Mike Fiore 8:2d7259d244d1 10 if (io == NULL) {
Mike Fiore 8:2d7259d244d1 11 return false;
Mike Fiore 8:2d7259d244d1 12 }
Mike Fiore 8:2d7259d244d1 13 this->io = io;
Mike Fiore 8:2d7259d244d1 14
Mike Fiore 8:2d7259d244d1 15 return true;
Mike Fiore 8:2d7259d244d1 16 }
Mike Fiore 8:2d7259d244d1 17
Mike Fiore 1:f155d94d6f3a 18 std::string Cellular::getRegistrationNames(Registration registration)
Mike Fiore 1:f155d94d6f3a 19 {
Mike Fiore 1:f155d94d6f3a 20 switch(registration) {
Mike Fiore 1:f155d94d6f3a 21 case NOT_REGISTERED:
Mike Fiore 1:f155d94d6f3a 22 return "NOT_REGISTERED";
Mike Fiore 1:f155d94d6f3a 23 case REGISTERED:
Mike Fiore 1:f155d94d6f3a 24 return "REGISTERED";
Mike Fiore 1:f155d94d6f3a 25 case SEARCHING:
Mike Fiore 1:f155d94d6f3a 26 return "SEARCHING";
Mike Fiore 1:f155d94d6f3a 27 case DENIED:
Mike Fiore 1:f155d94d6f3a 28 return "DENIED";
Mike Fiore 1:f155d94d6f3a 29 case UNKNOWN:
Mike Fiore 1:f155d94d6f3a 30 return "UNKNOWN";
Mike Fiore 1:f155d94d6f3a 31 case ROAMING:
Mike Fiore 1:f155d94d6f3a 32 return "ROAMING";
Mike Fiore 1:f155d94d6f3a 33 default:
Mike Fiore 1:f155d94d6f3a 34 return "UNKNOWN ENUM";
Mike Fiore 1:f155d94d6f3a 35 }
Mike Fiore 1:f155d94d6f3a 36 }
Mike Fiore 1:f155d94d6f3a 37
Mike Fiore 1:f155d94d6f3a 38 Code Cellular::test()
Mike Fiore 1:f155d94d6f3a 39 {
Mike Fiore 1:f155d94d6f3a 40 int i = 0;
Mike Fiore 1:f155d94d6f3a 41 while (sendBasicCommand("AT", 1000) != SUCCESS) {
Mike Fiore 1:f155d94d6f3a 42 i++;
Mike Fiore 1:f155d94d6f3a 43 if (i >= 30) {
Mike Fiore 4:1f63354b8d1b 44 logError("Could not talk to radio after 30 tries");
Mike Fiore 1:f155d94d6f3a 45 i = 0;
Mike Fiore 1:f155d94d6f3a 46 }
Mike Fiore 1:f155d94d6f3a 47 wait(1);
Mike Fiore 1:f155d94d6f3a 48 }
Mike Fiore 1:f155d94d6f3a 49 return SUCCESS;
Mike Fiore 1:f155d94d6f3a 50 }
Mike Fiore 1:f155d94d6f3a 51
Mike Fiore 1:f155d94d6f3a 52 int Cellular::getSignalStrength()
Mike Fiore 1:f155d94d6f3a 53 {
Mike Fiore 1:f155d94d6f3a 54 string response = sendCommand("AT+CSQ", 1000);
Mike Fiore 1:f155d94d6f3a 55 if (response.find("OK") == string::npos) {
Mike Fiore 1:f155d94d6f3a 56 return -1;
Mike Fiore 1:f155d94d6f3a 57 }
Mike Fiore 1:f155d94d6f3a 58 int start = response.find(':');
Mike Fiore 1:f155d94d6f3a 59 int stop = response.find(',', start);
Mike Fiore 1:f155d94d6f3a 60 string signal = response.substr(start + 2, stop - start - 2);
Mike Fiore 1:f155d94d6f3a 61 int value;
Mike Fiore 1:f155d94d6f3a 62 sscanf(signal.c_str(), "%d", &value);
Mike Fiore 1:f155d94d6f3a 63 return value;
Mike Fiore 1:f155d94d6f3a 64 }
Mike Fiore 1:f155d94d6f3a 65
Mike Fiore 1:f155d94d6f3a 66 Cellular::Registration Cellular::getRegistration()
Mike Fiore 1:f155d94d6f3a 67 {
Mike Fiore 1:f155d94d6f3a 68 string response = sendCommand("AT+CREG?", 5000);
Mike Fiore 1:f155d94d6f3a 69 if (response.find("OK") == string::npos) {
Mike Fiore 1:f155d94d6f3a 70 return UNKNOWN;
Mike Fiore 1:f155d94d6f3a 71 }
Mike Fiore 1:f155d94d6f3a 72 int start = response.find(',');
Mike Fiore 1:f155d94d6f3a 73 int stop = response.find(' ', start);
Mike Fiore 1:f155d94d6f3a 74 string regStat = response.substr(start + 1, stop - start - 1);
Mike Fiore 1:f155d94d6f3a 75 int value;
Mike Fiore 1:f155d94d6f3a 76 sscanf(regStat.c_str(), "%d", &value);
Mike Fiore 1:f155d94d6f3a 77 switch (value) {
Mike Fiore 1:f155d94d6f3a 78 case 0:
Mike Fiore 1:f155d94d6f3a 79 return NOT_REGISTERED;
Mike Fiore 1:f155d94d6f3a 80 case 1:
Mike Fiore 1:f155d94d6f3a 81 return REGISTERED;
Mike Fiore 1:f155d94d6f3a 82 case 2:
Mike Fiore 1:f155d94d6f3a 83 return SEARCHING;
Mike Fiore 1:f155d94d6f3a 84 case 3:
Mike Fiore 1:f155d94d6f3a 85 return DENIED;
Mike Fiore 1:f155d94d6f3a 86 case 4:
Mike Fiore 1:f155d94d6f3a 87 return UNKNOWN;
Mike Fiore 1:f155d94d6f3a 88 case 5:
Mike Fiore 1:f155d94d6f3a 89 return ROAMING;
Mike Fiore 1:f155d94d6f3a 90 }
Mike Fiore 1:f155d94d6f3a 91 return UNKNOWN;
Mike Fiore 1:f155d94d6f3a 92 }
Mike Fiore 7:0ee8e69a3e9c 93
Mike Fiore 8:2d7259d244d1 94 Code Cellular::setApn(const std::string& apn)
Mike Fiore 8:2d7259d244d1 95 {
Mike Fiore 8:2d7259d244d1 96 Code code = sendBasicCommand("AT#APNSERV=\"" + apn + "\"", 1000);
Mike Fiore 8:2d7259d244d1 97 if (code != SUCCESS) {
Mike Fiore 8:2d7259d244d1 98 return code;
Mike Fiore 8:2d7259d244d1 99 }
Mike Fiore 8:2d7259d244d1 100 this->apn = apn;
Mike Fiore 8:2d7259d244d1 101 return code;
Mike Fiore 8:2d7259d244d1 102 }
Mike Fiore 8:2d7259d244d1 103
Mike Fiore 8:2d7259d244d1 104
Mike Fiore 8:2d7259d244d1 105 Code Cellular::setDns(const std::string& primary, const std::string& secondary)
Mike Fiore 8:2d7259d244d1 106 {
Mike Fiore 8:2d7259d244d1 107 return sendBasicCommand("AT#DNS=1," + primary + "," + secondary, 1000);
Mike Fiore 8:2d7259d244d1 108 }
Mike Fiore 8:2d7259d244d1 109
Mike Fiore 7:0ee8e69a3e9c 110 Code Cellular::sendSMS(const Sms& sms)
Mike Fiore 7:0ee8e69a3e9c 111 {
Mike Fiore 7:0ee8e69a3e9c 112 return sendSMS(sms.phoneNumber, sms.message);
Mike Fiore 7:0ee8e69a3e9c 113 }
Mike Fiore 7:0ee8e69a3e9c 114
Mike Fiore 7:0ee8e69a3e9c 115 Code Cellular::sendSMS(const std::string& phoneNumber, const std::string& message)
Mike Fiore 7:0ee8e69a3e9c 116 {
Mike Fiore 7:0ee8e69a3e9c 117 Code code = sendBasicCommand("AT+CMGF=1", 1000);
Mike Fiore 7:0ee8e69a3e9c 118 if (code != SUCCESS) {
Mike Fiore 7:0ee8e69a3e9c 119 return code;
Mike Fiore 7:0ee8e69a3e9c 120 }
Mike Fiore 7:0ee8e69a3e9c 121 string cmd = "AT+CMGS=\"+";
Mike Fiore 7:0ee8e69a3e9c 122 cmd.append(phoneNumber);
Mike Fiore 7:0ee8e69a3e9c 123 cmd.append("\"");
Mike Fiore 7:0ee8e69a3e9c 124 string response1 = sendCommand(cmd, 1000);
Mike Fiore 7:0ee8e69a3e9c 125 if (response1.find('>') == string::npos) {
Mike Fiore 7:0ee8e69a3e9c 126 return NO_RESPONSE;
Mike Fiore 7:0ee8e69a3e9c 127 }
Mike Fiore 7:0ee8e69a3e9c 128 wait(.2);
Mike Fiore 7:0ee8e69a3e9c 129 string response2 = sendCommand(message, 4000, CTRL_Z);
Mike Fiore 7:0ee8e69a3e9c 130 logInfo("SMS Response: %s", response2.c_str());
Mike Fiore 7:0ee8e69a3e9c 131 if (response2.find("+CMGS:") == string::npos) {
Mike Fiore 7:0ee8e69a3e9c 132 return FAILURE;
Mike Fiore 7:0ee8e69a3e9c 133 }
Mike Fiore 7:0ee8e69a3e9c 134 return SUCCESS;
Mike Fiore 7:0ee8e69a3e9c 135 }
Mike Fiore 7:0ee8e69a3e9c 136
Mike Fiore 7:0ee8e69a3e9c 137 std::vector<Cellular::Sms> Cellular::getReceivedSms()
Mike Fiore 7:0ee8e69a3e9c 138 {
Mike Fiore 7:0ee8e69a3e9c 139 int smsNumber = 0;
Mike Fiore 7:0ee8e69a3e9c 140 std::vector<Sms> vSms;
Mike Fiore 7:0ee8e69a3e9c 141 std::string received = sendCommand("AT+CMGL=\"ALL\"", 4000);
Mike Fiore 7:0ee8e69a3e9c 142 size_t pos = received.find("+CMGL: ");
Mike Fiore 7:0ee8e69a3e9c 143
Mike Fiore 7:0ee8e69a3e9c 144 while (pos != std::string::npos) {
Mike Fiore 7:0ee8e69a3e9c 145 Cellular::Sms sms;
Mike Fiore 7:0ee8e69a3e9c 146 std::string line(Text::getLine(received, pos, pos));
Mike Fiore 7:0ee8e69a3e9c 147 if(line.find("+CMGL: ") == std::string::npos) {
Mike Fiore 7:0ee8e69a3e9c 148 continue;
Mike Fiore 7:0ee8e69a3e9c 149 }
Mike Fiore 7:0ee8e69a3e9c 150
Mike Fiore 7:0ee8e69a3e9c 151 //Start of SMS message
Mike Fiore 7:0ee8e69a3e9c 152 std::vector<std::string> vSmsParts = Text::split(line, ',');
Mike Fiore 7:0ee8e69a3e9c 153 if(vSmsParts.size() != 6) {
Mike Fiore 7:0ee8e69a3e9c 154 logWarning("Expected 6 commas. SMS[%d] DATA[%s]. Continuing ...", smsNumber, line.c_str());
Mike Fiore 7:0ee8e69a3e9c 155 continue;
Mike Fiore 7:0ee8e69a3e9c 156 }
Mike Fiore 7:0ee8e69a3e9c 157
Mike Fiore 7:0ee8e69a3e9c 158 sms.phoneNumber = vSmsParts[2];
Mike Fiore 7:0ee8e69a3e9c 159 sms.timestamp = vSmsParts[4] + ", " + vSmsParts[5];
Mike Fiore 7:0ee8e69a3e9c 160
Mike Fiore 7:0ee8e69a3e9c 161 if(pos == std::string::npos) {
Mike Fiore 7:0ee8e69a3e9c 162 logWarning("Expected SMS body. SMS[%d]. Leaving ...", smsNumber);
Mike Fiore 7:0ee8e69a3e9c 163 break;
Mike Fiore 7:0ee8e69a3e9c 164 }
Mike Fiore 7:0ee8e69a3e9c 165 //Check for the start of the next SMS message
Mike Fiore 7:0ee8e69a3e9c 166 size_t bodyEnd = received.find("\r\n+CMGL: ", pos);
Mike Fiore 7:0ee8e69a3e9c 167 if(bodyEnd == std::string::npos) {
Mike Fiore 7:0ee8e69a3e9c 168 //This must be the last SMS message
Mike Fiore 7:0ee8e69a3e9c 169 bodyEnd = received.find("\r\n\r\nOK", pos);
Mike Fiore 7:0ee8e69a3e9c 170 }
Mike Fiore 7:0ee8e69a3e9c 171
Mike Fiore 7:0ee8e69a3e9c 172 //Safety check that we found the boundary of this current SMS message
Mike Fiore 7:0ee8e69a3e9c 173 if(bodyEnd != std::string::npos) {
Mike Fiore 7:0ee8e69a3e9c 174 sms.message = received.substr(pos, bodyEnd - pos);
Mike Fiore 7:0ee8e69a3e9c 175 } else {
Mike Fiore 7:0ee8e69a3e9c 176 sms.message = received.substr(pos);
Mike Fiore 7:0ee8e69a3e9c 177 logWarning("Expected to find end of SMS list. SMS[%d] DATA[%s].", smsNumber, sms.message.c_str());
Mike Fiore 7:0ee8e69a3e9c 178 }
Mike Fiore 7:0ee8e69a3e9c 179 vSms.push_back(sms);
Mike Fiore 7:0ee8e69a3e9c 180 pos = bodyEnd;
Mike Fiore 7:0ee8e69a3e9c 181 smsNumber++;
Mike Fiore 7:0ee8e69a3e9c 182 }
Mike Fiore 7:0ee8e69a3e9c 183 logInfo("Received %d SMS", smsNumber);
Mike Fiore 7:0ee8e69a3e9c 184 return vSms;
Mike Fiore 7:0ee8e69a3e9c 185 }
Mike Fiore 7:0ee8e69a3e9c 186
Mike Fiore 7:0ee8e69a3e9c 187 Code Cellular::deleteOnlyReceivedReadSms()
Mike Fiore 7:0ee8e69a3e9c 188 {
Mike Fiore 7:0ee8e69a3e9c 189 return sendBasicCommand("AT+CMGD=1,1", 1000);
Mike Fiore 7:0ee8e69a3e9c 190 }
Mike Fiore 7:0ee8e69a3e9c 191
Mike Fiore 7:0ee8e69a3e9c 192 Code Cellular::deleteAllReceivedSms()
Mike Fiore 7:0ee8e69a3e9c 193 {
Mike Fiore 7:0ee8e69a3e9c 194 return sendBasicCommand("AT+CMGD=1,4", 1000);
Mike Fiore 7:0ee8e69a3e9c 195 }