[136] | 1 | #include <GSM3ShieldV1AccessProvider.h>
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| 2 | #include <Arduino.h>
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| 3 | #include "GSM3IO.h"
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| 4 |
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| 5 | #define __TOUTSHUTDOWN__ 5000
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| 6 | #define __TOUTMODEMCONFIGURATION__ 5000//equivalent to 30000 because of time in interrupt routine.
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| 7 | #define __TOUTAT__ 1000
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| 8 |
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| 9 | const char _command_AT[] PROGMEM = "AT";
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| 10 | const char _command_CGREG[] PROGMEM = "AT+CGREG?";
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| 11 |
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| 12 |
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| 13 | GSM3ShieldV1AccessProvider::GSM3ShieldV1AccessProvider(bool debug)
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| 14 | {
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| 15 | theGSM3ShieldV1ModemCore.setDebug(debug);
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| 16 |
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| 17 | }
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| 18 |
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| 19 | void GSM3ShieldV1AccessProvider::manageResponse(byte from, byte to)
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| 20 | {
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| 21 | switch(theGSM3ShieldV1ModemCore.getOngoingCommand())
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| 22 | {
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| 23 | case MODEMCONFIG:
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| 24 | ModemConfigurationContinue();
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| 25 | break;
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| 26 | case ALIVETEST:
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| 27 | isModemAliveContinue();
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| 28 | break;
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| 29 | }
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| 30 | }
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| 31 |
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| 32 | ///////////////////////////////////////////////////////CONFIGURATION FUNCTIONS///////////////////////////////////////////////////////////////////
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| 33 |
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| 34 | // Begin
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| 35 | // Restart or start the modem
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| 36 | // May be synchronous
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| 37 | GSM3_NetworkStatus_t GSM3ShieldV1AccessProvider::begin(char* pin, bool restart, bool synchronous)
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| 38 | {
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| 39 | pinMode(__RESETPIN__, OUTPUT);
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| 40 |
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| 41 | #ifdef TTOPEN_V1
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| 42 | pinMode(__POWERPIN__, OUTPUT);
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| 43 | digitalWrite(__POWERPIN__, HIGH);
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| 44 | #endif
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| 45 |
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| 46 | // If asked for modem restart, restart
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| 47 | if (restart)
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| 48 | HWrestart();
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| 49 | else
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| 50 | HWstart();
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| 51 |
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| 52 | theGSM3ShieldV1ModemCore.gss.begin(9600);
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| 53 | // Launch modem configuration commands
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| 54 | ModemConfiguration(pin);
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| 55 | // If synchronous, wait till ModemConfiguration is over
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| 56 | if(synchronous)
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| 57 | {
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| 58 | // if we shorten this delay, the command fails
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| 59 | while(ready()==0)
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| 60 | delay(1000);
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| 61 | }
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| 62 | return getStatus();
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| 63 | }
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| 64 |
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| 65 | //HWrestart.
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| 66 | int GSM3ShieldV1AccessProvider::HWrestart()
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| 67 | {
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| 68 | #ifdef TTOPEN_V1
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| 69 | digitalWrite(__POWERPIN__, HIGH);
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| 70 | delay(1000);
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| 71 | #endif
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| 72 |
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| 73 | theGSM3ShieldV1ModemCore.setStatus(IDLE);
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| 74 | digitalWrite(__RESETPIN__, HIGH);
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| 75 | delay(12000);
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| 76 | digitalWrite(__RESETPIN__, LOW);
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| 77 | delay(1000);
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| 78 | return 1; //configandwait(pin);
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| 79 | }
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| 80 |
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| 81 | //HWrestart.
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| 82 | int GSM3ShieldV1AccessProvider::HWstart()
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| 83 | {
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| 84 |
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| 85 | theGSM3ShieldV1ModemCore.setStatus(IDLE);
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| 86 | digitalWrite(__RESETPIN__, HIGH);
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| 87 | delay(2000);
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| 88 | digitalWrite(__RESETPIN__, LOW);
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| 89 | //delay(1000);
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| 90 |
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| 91 | return 1; //configandwait(pin);
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| 92 | }
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| 93 |
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| 94 | //Initial configuration main function.
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| 95 | int GSM3ShieldV1AccessProvider::ModemConfiguration(char* pin)
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| 96 | {
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| 97 | theGSM3ShieldV1ModemCore.setPhoneNumber(pin);
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| 98 | theGSM3ShieldV1ModemCore.openCommand(this,MODEMCONFIG);
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| 99 | theGSM3ShieldV1ModemCore.setStatus(CONNECTING);
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| 100 | ModemConfigurationContinue();
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| 101 | return theGSM3ShieldV1ModemCore.getCommandError();
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| 102 | }
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| 103 |
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| 104 | //Initial configuration continue function.
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| 105 | void GSM3ShieldV1AccessProvider::ModemConfigurationContinue()
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| 106 | {
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| 107 | bool resp;
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| 108 |
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| 109 | // 1: Send AT
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| 110 | // 2: Wait AT OK and SetPin or CGREG
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| 111 | // 3: Wait Pin OK and CGREG
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| 112 | // 4: Wait CGREG and Flow SW control or CGREG
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| 113 | // 5: Wait IFC OK and SMS Text Mode
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| 114 | // 6: Wait SMS text Mode OK and Calling line identification
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| 115 | // 7: Wait Calling Line Id OK and Echo off
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| 116 | // 8: Wait for OK and COLP command for connecting line identification.
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| 117 | // 9: Wait for OK.
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| 118 | int ct=theGSM3ShieldV1ModemCore.getCommandCounter();
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| 119 | if(ct==1)
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| 120 | {
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| 121 | // Launch AT
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| 122 | theGSM3ShieldV1ModemCore.setCommandCounter(2);
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| 123 | theGSM3ShieldV1ModemCore.genericCommand_rq(_command_AT);
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| 124 | }
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| 125 | else if(ct==2)
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| 126 | {
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| 127 | // Wait for AT - OK.
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| 128 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 129 | {
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| 130 | if(resp)
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| 131 | {
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| 132 | // OK received
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| 133 | if(theGSM3ShieldV1ModemCore.getPhoneNumber() && (theGSM3ShieldV1ModemCore.getPhoneNumber()[0]!=0))
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| 134 | {
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| 135 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CPIN="), false);
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| 136 | theGSM3ShieldV1ModemCore.setCommandCounter(3);
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| 137 | theGSM3ShieldV1ModemCore.genericCommand_rqc(theGSM3ShieldV1ModemCore.getPhoneNumber());
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| 138 | }
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| 139 | else
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| 140 | {
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| 141 | //DEBUG
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| 142 | //Serial.println("AT+CGREG?");
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| 143 | theGSM3ShieldV1ModemCore.setCommandCounter(4);
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| 144 | theGSM3ShieldV1ModemCore.takeMilliseconds();
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| 145 | theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
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| 146 | }
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| 147 | }
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| 148 | else theGSM3ShieldV1ModemCore.closeCommand(3);
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| 149 | }
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| 150 | }
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| 151 | else if(ct==3)
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| 152 | {
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| 153 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 154 | {
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| 155 | if(resp)
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| 156 | {
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| 157 | theGSM3ShieldV1ModemCore.setCommandCounter(4);
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| 158 | theGSM3ShieldV1ModemCore.takeMilliseconds();
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| 159 | theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
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| 160 | theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
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| 161 | }
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| 162 | else theGSM3ShieldV1ModemCore.closeCommand(3);
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| 163 | }
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| 164 | }
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| 165 | else if(ct==4)
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| 166 | {
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| 167 | char auxLocate1 [12];
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| 168 | char auxLocate2 [12];
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| 169 | prepareAuxLocate(PSTR("+CGREG: 0,1"), auxLocate1);
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| 170 | prepareAuxLocate(PSTR("+CGREG: 0,5"), auxLocate2);
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| 171 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp, auxLocate1, auxLocate2))
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| 172 | {
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| 173 | if(resp)
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| 174 | {
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| 175 | theGSM3ShieldV1ModemCore.setCommandCounter(5);
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| 176 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+IFC=1,1"));
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| 177 | }
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| 178 | else
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| 179 | {
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| 180 | // If not, launch command again
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| 181 | if(theGSM3ShieldV1ModemCore.takeMilliseconds() > __TOUTMODEMCONFIGURATION__)
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| 182 | {
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| 183 | theGSM3ShieldV1ModemCore.closeCommand(3);
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| 184 | }
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| 185 | else
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| 186 | {
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| 187 | theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
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| 188 | theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
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| 189 | }
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| 190 | }
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| 191 | }
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| 192 | }
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| 193 | else if(ct==5)
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| 194 | {
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| 195 | // 5: Wait IFC OK
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| 196 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 197 | {
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| 198 | //Delay for SW flow control being active.
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| 199 | theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
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| 200 | // 9: SMS Text Mode
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| 201 | theGSM3ShieldV1ModemCore.setCommandCounter(6);
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| 202 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CMGF=1"));
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| 203 | }
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| 204 | }
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| 205 | else if(ct==6)
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| 206 | {
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| 207 | // 6: Wait SMS text Mode OK
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| 208 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 209 | {
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| 210 | //Calling line identification
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| 211 | theGSM3ShieldV1ModemCore.setCommandCounter(7);
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| 212 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CLIP=1"));
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| 213 | }
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| 214 | }
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| 215 | else if(ct==7)
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| 216 | {
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| 217 | // 7: Wait Calling Line Id OK
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| 218 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 219 | {
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| 220 | // Echo off
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| 221 | theGSM3ShieldV1ModemCore.setCommandCounter(8);
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| 222 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("ATE0"));
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| 223 | }
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| 224 | }
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| 225 | else if(ct==8)
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| 226 | {
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| 227 | // 8: Wait ATEO OK, send COLP
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| 228 | // In Arduino Mega, attention, take away the COLP step
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| 229 | // It looks as we can only have 8 steps
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| 230 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 231 | {
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| 232 | theGSM3ShieldV1ModemCore.setCommandCounter(9);
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| 233 | theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+COLP=1"));
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| 234 | }
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| 235 | }
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| 236 | else if(ct==9)
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| 237 | {
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| 238 | // 9: Wait ATCOLP OK
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| 239 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
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| 240 | {
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| 241 | if (resp)
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| 242 | {
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| 243 | theGSM3ShieldV1ModemCore.setStatus(GSM_READY);
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| 244 | theGSM3ShieldV1ModemCore.closeCommand(1);
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| 245 | }
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| 246 | else theGSM3ShieldV1ModemCore.closeCommand(3);
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| 247 | }
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| 248 | }
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| 249 | }
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| 250 |
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| 251 | //Alive Test main function.
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| 252 | int GSM3ShieldV1AccessProvider::isAccessAlive()
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| 253 | {
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| 254 | theGSM3ShieldV1ModemCore.setCommandError(0);
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| 255 | theGSM3ShieldV1ModemCore.setCommandCounter(1);
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| 256 | theGSM3ShieldV1ModemCore.openCommand(this,ALIVETEST);
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| 257 | isModemAliveContinue();
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| 258 | return theGSM3ShieldV1ModemCore.getCommandError();
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| 259 | }
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| 260 |
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| 261 | //Alive Test continue function.
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| 262 | void GSM3ShieldV1AccessProvider::isModemAliveContinue()
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| 263 | {
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| 264 | bool rsp;
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| 265 | switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
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| 266 | case 1:
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| 267 | theGSM3ShieldV1ModemCore.genericCommand_rq(_command_AT);
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| 268 | theGSM3ShieldV1ModemCore.setCommandCounter(2);
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| 269 | break;
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| 270 | case 2:
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| 271 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(rsp))
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| 272 | {
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| 273 | if (rsp) theGSM3ShieldV1ModemCore.closeCommand(1);
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| 274 | else theGSM3ShieldV1ModemCore.closeCommand(3);
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| 275 | }
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| 276 | break;
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| 277 | }
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| 278 | }
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| 279 |
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| 280 | //Shutdown.
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| 281 | bool GSM3ShieldV1AccessProvider::shutdown()
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| 282 | {
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| 283 | unsigned long m;
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| 284 | bool resp;
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| 285 | char auxLocate [18];
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| 286 |
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| 287 | // It makes no sense to have an asynchronous shutdown
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| 288 | pinMode(__RESETPIN__, OUTPUT);
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| 289 | digitalWrite(__RESETPIN__, HIGH);
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| 290 | delay(1500);
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| 291 | digitalWrite(__RESETPIN__, LOW);
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| 292 | theGSM3ShieldV1ModemCore.setStatus(IDLE);
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| 293 | theGSM3ShieldV1ModemCore.gss.close();
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| 294 |
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| 295 | m=millis();
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| 296 | prepareAuxLocate(PSTR("POWER DOWN"), auxLocate);
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| 297 | while((millis()-m) < __TOUTSHUTDOWN__)
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| 298 | {
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| 299 | delay(1);
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| 300 | if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp, auxLocate))
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| 301 | return resp;
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| 302 | }
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| 303 | return false;
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| 304 | }
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| 305 |
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| 306 | //Secure shutdown.
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| 307 | bool GSM3ShieldV1AccessProvider::secureShutdown()
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| 308 | {
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| 309 | // It makes no sense to have an asynchronous shutdown
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| 310 | pinMode(__RESETPIN__, OUTPUT);
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| 311 | digitalWrite(__RESETPIN__, HIGH);
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| 312 | delay(900);
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| 313 | digitalWrite(__RESETPIN__, LOW);
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| 314 | theGSM3ShieldV1ModemCore.setStatus(OFF);
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| 315 | theGSM3ShieldV1ModemCore.gss.close();
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| 316 |
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| 317 | #ifdef TTOPEN_V1
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| 318 | _delay_ms(12000);
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| 319 | digitalWrite(__POWERPIN__, LOW);
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| 320 | #endif
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| 321 |
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| 322 | return true;
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| 323 | }
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