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Arduino-Development / libraries /GSM /src /GSM3ShieldV1AccessProvider.cpp
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Archive original Arduino development files (part 8)
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/*
This file is part of the GSM3 communications library for Arduino
-- Multi-transport communications platform
-- Fully asynchronous
-- Includes code for the Arduino-Telefonica GSM/GPRS Shield V1
-- Voice calls
-- SMS
-- TCP/IP connections
-- HTTP basic clients
This library has been developed by Telefónica Digital - PDI -
- Physical Internet Lab, as part as its collaboration with
Arduino and the Open Hardware Community.
September-December 2012
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
The latest version of this library can always be found at
https://github.com/BlueVia/Official-Arduino
*/
#include <GSM3ShieldV1AccessProvider.h>
#include <Arduino.h>
#include "GSM3IO.h"
#define __TOUTSHUTDOWN__ 5000
#define __TOUTMODEMCONFIGURATION__ 5000//equivalent to 30000 because of time in interrupt routine.
#define __TOUTAT__ 1000
const char _command_AT[] PROGMEM = "AT";
const char _command_CGREG[] PROGMEM = "AT+CGREG?";
GSM3ShieldV1AccessProvider::GSM3ShieldV1AccessProvider(bool debug)
{
theGSM3ShieldV1ModemCore.setDebug(debug);
}
void GSM3ShieldV1AccessProvider::manageResponse(byte from, byte to)
{
switch(theGSM3ShieldV1ModemCore.getOngoingCommand())
{
case MODEMCONFIG:
ModemConfigurationContinue();
break;
case ALIVETEST:
isModemAliveContinue();
break;
}
}
///////////////////////////////////////////////////////CONFIGURATION FUNCTIONS///////////////////////////////////////////////////////////////////
// Begin
// Restart or start the modem
// May be synchronous
GSM3_NetworkStatus_t GSM3ShieldV1AccessProvider::begin(char* pin, bool restart, bool synchronous)
{
pinMode(__RESETPIN__, OUTPUT);
#ifdef TTOPEN_V1
pinMode(__POWERPIN__, OUTPUT);
digitalWrite(__POWERPIN__, HIGH);
#endif
// If asked for modem restart, restart
if (restart)
HWrestart();
else
HWstart();
theGSM3ShieldV1ModemCore.gss.begin(9600);
// Launch modem configuration commands
ModemConfiguration(pin);
// If synchronous, wait till ModemConfiguration is over
if(synchronous)
{
// if we shorten this delay, the command fails
while(ready()==0)
delay(1000);
}
return getStatus();
}
//HWrestart.
int GSM3ShieldV1AccessProvider::HWrestart()
{
#ifdef TTOPEN_V1
digitalWrite(__POWERPIN__, HIGH);
delay(1000);
#endif
theGSM3ShieldV1ModemCore.setStatus(IDLE);
digitalWrite(__RESETPIN__, HIGH);
delay(12000);
digitalWrite(__RESETPIN__, LOW);
delay(1000);
return 1; //configandwait(pin);
}
//HWrestart.
int GSM3ShieldV1AccessProvider::HWstart()
{
theGSM3ShieldV1ModemCore.setStatus(IDLE);
digitalWrite(__RESETPIN__, HIGH);
delay(2000);
digitalWrite(__RESETPIN__, LOW);
//delay(1000);
return 1; //configandwait(pin);
}
//Initial configuration main function.
int GSM3ShieldV1AccessProvider::ModemConfiguration(char* pin)
{
theGSM3ShieldV1ModemCore.setPhoneNumber(pin);
theGSM3ShieldV1ModemCore.openCommand(this,MODEMCONFIG);
theGSM3ShieldV1ModemCore.setStatus(CONNECTING);
ModemConfigurationContinue();
return theGSM3ShieldV1ModemCore.getCommandError();
}
//Initial configuration continue function.
void GSM3ShieldV1AccessProvider::ModemConfigurationContinue()
{
bool resp;
// 1: Send AT
// 2: Wait AT OK and SetPin or CGREG
// 3: Wait Pin OK and CGREG
// 4: Wait CGREG and Flow SW control or CGREG
// 5: Wait IFC OK and SMS Text Mode
// 6: Wait SMS text Mode OK and Calling line identification
// 7: Wait Calling Line Id OK and Echo off
// 8: Wait for OK and COLP command for connecting line identification.
// 9: Wait for OK.
int ct=theGSM3ShieldV1ModemCore.getCommandCounter();
if(ct==1)
{
// Launch AT
theGSM3ShieldV1ModemCore.setCommandCounter(2);
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_AT);
}
else if(ct==2)
{
// Wait for AT - OK.
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
// OK received
if(theGSM3ShieldV1ModemCore.getPhoneNumber() && (theGSM3ShieldV1ModemCore.getPhoneNumber()[0]!=0))
{
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CPIN="), false);
theGSM3ShieldV1ModemCore.setCommandCounter(3);
theGSM3ShieldV1ModemCore.genericCommand_rqc(theGSM3ShieldV1ModemCore.getPhoneNumber());
}
else
{
//DEBUG
//Serial.println("AT+CGREG?");
theGSM3ShieldV1ModemCore.setCommandCounter(4);
theGSM3ShieldV1ModemCore.takeMilliseconds();
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
}
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==3)
{
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if(resp)
{
theGSM3ShieldV1ModemCore.setCommandCounter(4);
theGSM3ShieldV1ModemCore.takeMilliseconds();
theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
else if(ct==4)
{
char auxLocate1 [12];
char auxLocate2 [12];
prepareAuxLocate(PSTR("+CGREG: 0,1"), auxLocate1);
prepareAuxLocate(PSTR("+CGREG: 0,5"), auxLocate2);
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp, auxLocate1, auxLocate2))
{
if(resp)
{
theGSM3ShieldV1ModemCore.setCommandCounter(5);
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+IFC=1,1"));
}
else
{
// If not, launch command again
if(theGSM3ShieldV1ModemCore.takeMilliseconds() > __TOUTMODEMCONFIGURATION__)
{
theGSM3ShieldV1ModemCore.closeCommand(3);
}
else
{
theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_CGREG);
}
}
}
}
else if(ct==5)
{
// 5: Wait IFC OK
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
//Delay for SW flow control being active.
theGSM3ShieldV1ModemCore.delayInsideInterrupt(2000);
// 9: SMS Text Mode
theGSM3ShieldV1ModemCore.setCommandCounter(6);
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CMGF=1"));
}
}
else if(ct==6)
{
// 6: Wait SMS text Mode OK
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
//Calling line identification
theGSM3ShieldV1ModemCore.setCommandCounter(7);
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+CLIP=1"));
}
}
else if(ct==7)
{
// 7: Wait Calling Line Id OK
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
// Echo off
theGSM3ShieldV1ModemCore.setCommandCounter(8);
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("ATE0"));
}
}
else if(ct==8)
{
// 8: Wait ATEO OK, send COLP
// In Arduino Mega, attention, take away the COLP step
// It looks as we can only have 8 steps
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
theGSM3ShieldV1ModemCore.setCommandCounter(9);
theGSM3ShieldV1ModemCore.genericCommand_rq(PSTR("AT+COLP=1"));
}
}
else if(ct==9)
{
// 9: Wait ATCOLP OK
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp))
{
if (resp)
{
theGSM3ShieldV1ModemCore.setStatus(GSM_READY);
theGSM3ShieldV1ModemCore.closeCommand(1);
}
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
}
}
//Alive Test main function.
int GSM3ShieldV1AccessProvider::isAccessAlive()
{
theGSM3ShieldV1ModemCore.setCommandError(0);
theGSM3ShieldV1ModemCore.setCommandCounter(1);
theGSM3ShieldV1ModemCore.openCommand(this,ALIVETEST);
isModemAliveContinue();
return theGSM3ShieldV1ModemCore.getCommandError();
}
//Alive Test continue function.
void GSM3ShieldV1AccessProvider::isModemAliveContinue()
{
bool rsp;
switch (theGSM3ShieldV1ModemCore.getCommandCounter()) {
case 1:
theGSM3ShieldV1ModemCore.genericCommand_rq(_command_AT);
theGSM3ShieldV1ModemCore.setCommandCounter(2);
break;
case 2:
if(theGSM3ShieldV1ModemCore.genericParse_rsp(rsp))
{
if (rsp) theGSM3ShieldV1ModemCore.closeCommand(1);
else theGSM3ShieldV1ModemCore.closeCommand(3);
}
break;
}
}
//Shutdown.
bool GSM3ShieldV1AccessProvider::shutdown()
{
unsigned long m;
bool resp;
char auxLocate [18];
// It makes no sense to have an asynchronous shutdown
pinMode(__RESETPIN__, OUTPUT);
digitalWrite(__RESETPIN__, HIGH);
delay(1500);
digitalWrite(__RESETPIN__, LOW);
theGSM3ShieldV1ModemCore.setStatus(IDLE);
theGSM3ShieldV1ModemCore.gss.close();
m=millis();
prepareAuxLocate(PSTR("POWER DOWN"), auxLocate);
while((millis()-m) < __TOUTSHUTDOWN__)
{
delay(1);
if(theGSM3ShieldV1ModemCore.genericParse_rsp(resp, auxLocate))
return resp;
}
return false;
}
//Secure shutdown.
bool GSM3ShieldV1AccessProvider::secureShutdown()
{
// It makes no sense to have an asynchronous shutdown
pinMode(__RESETPIN__, OUTPUT);
digitalWrite(__RESETPIN__, HIGH);
delay(900);
digitalWrite(__RESETPIN__, LOW);
theGSM3ShieldV1ModemCore.setStatus(OFF);
theGSM3ShieldV1ModemCore.gss.close();
#ifdef TTOPEN_V1
_delay_ms(12000);
digitalWrite(__POWERPIN__, LOW);
#endif
return true;
}