MultiTech / MTS-Cellular

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

Dependents:   mtsas mtsas mtsas mtsas

Cellular/Cellular.cpp@1:f155d94d6f3a, 2014-05-19 (annotated)

Committer:
Mike Fiore
Date:
Mon May 19 12:34:32 2014 -0500
Revision:
1:f155d94d6f3a
Child:
3:04046eebaef5
add all cellular code, remove MBEDCellularRadioInterface

Who changed what in which revision?

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