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Library for Bert van Dam's book "ARM MICROCONTROLLERS" For all chapters with internet.

Dependencies:   mbed

NetServices/if/gprsmodule/GPRSModuleNetIf.cpp@0:4edb816d21e1, 2015-10-16 (annotated)

Committer:
ICTFBI
Date:
Fri Oct 16 14:28:26 2015 +0000
Revision:
0:4edb816d21e1
Pre-update 16-10-15

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ICTFBI 0:4edb816d21e1 1
ICTFBI 0:4edb816d21e1 2 /*
ICTFBI 0:4edb816d21e1 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
ICTFBI 0:4edb816d21e1 4
ICTFBI 0:4edb816d21e1 5 Permission is hereby granted, free of charge, to any person obtaining a copy
ICTFBI 0:4edb816d21e1 6 of this software and associated documentation files (the "Software"), to deal
ICTFBI 0:4edb816d21e1 7 in the Software without restriction, including without limitation the rights
ICTFBI 0:4edb816d21e1 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
ICTFBI 0:4edb816d21e1 9 copies of the Software, and to permit persons to whom the Software is
ICTFBI 0:4edb816d21e1 10 furnished to do so, subject to the following conditions:
ICTFBI 0:4edb816d21e1 11
ICTFBI 0:4edb816d21e1 12 The above copyright notice and this permission notice shall be included in
ICTFBI 0:4edb816d21e1 13 all copies or substantial portions of the Software.
ICTFBI 0:4edb816d21e1 14
ICTFBI 0:4edb816d21e1 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
ICTFBI 0:4edb816d21e1 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
ICTFBI 0:4edb816d21e1 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
ICTFBI 0:4edb816d21e1 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
ICTFBI 0:4edb816d21e1 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ICTFBI 0:4edb816d21e1 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
ICTFBI 0:4edb816d21e1 21 THE SOFTWARE.
ICTFBI 0:4edb816d21e1 22 */
ICTFBI 0:4edb816d21e1 23
ICTFBI 0:4edb816d21e1 24 #include "netCfg.h"
ICTFBI 0:4edb816d21e1 25 #if NET_GPRS_MODULE
ICTFBI 0:4edb816d21e1 26
ICTFBI 0:4edb816d21e1 27 #include "GPRSModuleNetIf.h"
ICTFBI 0:4edb816d21e1 28
ICTFBI 0:4edb816d21e1 29 #define __DEBUG
ICTFBI 0:4edb816d21e1 30 #include "dbg/dbg.h"
ICTFBI 0:4edb816d21e1 31
ICTFBI 0:4edb816d21e1 32 GPRSModuleNetIf::GPRSModuleNetIf(PinName tx, PinName rx, int baud /*= 115200*/) : PPPNetIf(NULL), m_serial(tx, rx)
ICTFBI 0:4edb816d21e1 33 {
ICTFBI 0:4edb816d21e1 34 PPPNetIf::m_pIf = new GPRSModem();
ICTFBI 0:4edb816d21e1 35 m_serial.baud(baud);
ICTFBI 0:4edb816d21e1 36 }
ICTFBI 0:4edb816d21e1 37
ICTFBI 0:4edb816d21e1 38 GPRSModuleNetIf::~GPRSModuleNetIf()
ICTFBI 0:4edb816d21e1 39 {
ICTFBI 0:4edb816d21e1 40 delete PPPNetIf::m_pIf;
ICTFBI 0:4edb816d21e1 41 }
ICTFBI 0:4edb816d21e1 42
ICTFBI 0:4edb816d21e1 43 PPPErr GPRSModuleNetIf::connect(const char* apn /*= NULL*/, const char* userId /*= NULL*/, const char* password /*= NULL*/) //Connect using GPRS
ICTFBI 0:4edb816d21e1 44 {
ICTFBI 0:4edb816d21e1 45
ICTFBI 0:4edb816d21e1 46 DBG("Powering on module.\n")
ICTFBI 0:4edb816d21e1 47 if(!setOn()) //Could not power on module
ICTFBI 0:4edb816d21e1 48 {
ICTFBI 0:4edb816d21e1 49 DBG("Could not power on module.\n");
ICTFBI 0:4edb816d21e1 50 return PPP_MODEM;
ICTFBI 0:4edb816d21e1 51 }
ICTFBI 0:4edb816d21e1 52
ICTFBI 0:4edb816d21e1 53 //wait(10); //Wait for module to init.
ICTFBI 0:4edb816d21e1 54
ICTFBI 0:4edb816d21e1 55 ATErr atErr;
ICTFBI 0:4edb816d21e1 56 for(int i=0; i<3; i++)
ICTFBI 0:4edb816d21e1 57 {
ICTFBI 0:4edb816d21e1 58 atErr = m_pIf->open(&m_serial); //3 tries
ICTFBI 0:4edb816d21e1 59 if(!atErr)
ICTFBI 0:4edb816d21e1 60 break;
ICTFBI 0:4edb816d21e1 61 DBG("Could not open AT If, trying again.\n");
ICTFBI 0:4edb816d21e1 62 wait(4);
ICTFBI 0:4edb816d21e1 63 }
ICTFBI 0:4edb816d21e1 64
ICTFBI 0:4edb816d21e1 65 if(atErr)
ICTFBI 0:4edb816d21e1 66 {
ICTFBI 0:4edb816d21e1 67 setOff();
ICTFBI 0:4edb816d21e1 68 return PPP_MODEM;
ICTFBI 0:4edb816d21e1 69 }
ICTFBI 0:4edb816d21e1 70
ICTFBI 0:4edb816d21e1 71 DBG("AT If opened.\n");
ICTFBI 0:4edb816d21e1 72
ICTFBI 0:4edb816d21e1 73 PPPErr pppErr;
ICTFBI 0:4edb816d21e1 74 for(int i=0; i<3; i++)
ICTFBI 0:4edb816d21e1 75 {
ICTFBI 0:4edb816d21e1 76 DBG("Trying to connect.\n");
ICTFBI 0:4edb816d21e1 77 pppErr = PPPNetIf::GPRSConnect(apn, userId, password);
ICTFBI 0:4edb816d21e1 78 if(!pppErr)
ICTFBI 0:4edb816d21e1 79 break;
ICTFBI 0:4edb816d21e1 80 DBG("Could not connect.\n");
ICTFBI 0:4edb816d21e1 81 wait(4);
ICTFBI 0:4edb816d21e1 82 }
ICTFBI 0:4edb816d21e1 83 if(pppErr)
ICTFBI 0:4edb816d21e1 84 {
ICTFBI 0:4edb816d21e1 85 setOff();
ICTFBI 0:4edb816d21e1 86 return pppErr;
ICTFBI 0:4edb816d21e1 87 }
ICTFBI 0:4edb816d21e1 88
ICTFBI 0:4edb816d21e1 89 DBG("Connected.\n");
ICTFBI 0:4edb816d21e1 90
ICTFBI 0:4edb816d21e1 91 return PPP_OK;
ICTFBI 0:4edb816d21e1 92 }
ICTFBI 0:4edb816d21e1 93
ICTFBI 0:4edb816d21e1 94 PPPErr GPRSModuleNetIf::disconnect()
ICTFBI 0:4edb816d21e1 95 {
ICTFBI 0:4edb816d21e1 96 DBG("Disconnecting...\n");
ICTFBI 0:4edb816d21e1 97 PPPErr pppErr = PPPNetIf::disconnect();
ICTFBI 0:4edb816d21e1 98 if(pppErr)
ICTFBI 0:4edb816d21e1 99 return pppErr;
ICTFBI 0:4edb816d21e1 100
ICTFBI 0:4edb816d21e1 101 m_pIf->close();
ICTFBI 0:4edb816d21e1 102
ICTFBI 0:4edb816d21e1 103 DBG("Powering off module.\n")
ICTFBI 0:4edb816d21e1 104 setOff(); //Power off module
ICTFBI 0:4edb816d21e1 105
ICTFBI 0:4edb816d21e1 106 DBG("Off.\n")
ICTFBI 0:4edb816d21e1 107
ICTFBI 0:4edb816d21e1 108 return PPP_OK;
ICTFBI 0:4edb816d21e1 109 }
ICTFBI 0:4edb816d21e1 110
ICTFBI 0:4edb816d21e1 111
ICTFBI 0:4edb816d21e1 112 #endif