MultiTech / MTS-Cellular

Cellular library for MTS Socket Modem Arduino Shield devices from Multi-Tech Systems

Dependents:   mtsas mtsas mtsas mtsas

Cellular/Cellular.cpp@7:0ee8e69a3e9c, 2014-05-21 (annotated)

Committer:
Mike Fiore
Date:
Wed May 21 15:21:25 2014 -0500
Revision:
7:0ee8e69a3e9c
Parent:
4:1f63354b8d1b
Child:
8:2d7259d244d1
more restructuring

    updated radio types in Cellular.h

    moved SMS code to Cellular class

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