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4.4.5 Receiving a data call ....................................................................................48
4.5 Sending and Receiving data in different flow controls ........................................49
4.5.1 Flow control set to hardware Flow Control .................................................49
4.5.2 Flow Control - Flow Control set to - Xon/Xoff ...........................................50
4.5.3 Flow control set to None Flow Control........................................................51
4.6 Call waiting, call forwarding, and conference calls .............................................53
4.7 Sending SMS........................................................................................................53
4.7.1 Sending a SMS Message in PDU Mode.......................................................53
4.7.2 Sending SMS in PDU Mode - Wave Forms ................................................55
4.7.3 Sending a Fax - SoftGsm only .....................................................................59
4.7.4 Receiving a Fax............................................................................................60
4.8 Basic AT Commands ...........................................................................................62
4.9 Error Correction and Compression (ECC) Commands........................................65
4.10
Fax Class 1 Commands ....................................................................................65
4.11
ETSI 07.07 Standard ........................................................................................65
4.12
V.25ter Commands Applicable to GSM ..........................................................68
4.13
ETSI 07.05 Standard (SMS) ............................................................................69
4.13.1 Block Mode .................................................................................................69
4.13.2 Text Mode ...................................................................................................70
4.13.3 PDU Mode...................................................................................................71
CHAPTER 5 Hardware ..................................................................................................72
5.1 Host Interface .......................................................................................................72
5.1.1 Modem I/O Connector .................................................................................72
5.1.2 Interface Cable .............................................................................................72
5.2 Antennas...............................................................................................................72
5.2.1 GSM Antenna...............................................................................................72
5.2.2 GPS Antenna ................................................................................................73
5.2.3 Antenna Cable Assembly.............................................................................73
5.3 Developers Kit......................................................................................................74
5.4 Optional accessories.............................................................................................74
5.5 Dealer Contacts ....................................................................................................74
CHAPTER 6 Testing......................................................................................................78
6.1 Introduction ..........................................................................................................78
6.2 Testing Stages ......................................................................................................78
6.2.1 Hardware Integration....................................................................................78
6.2.2 Enabler Functions.........................................................................................78
6.2.3 Specific Tests ...............................................................................................78
6.2.4 Desense and EMI .........................................................................................79
6.2.5 Regulatory Compliance................................................................................79
6.2.6 Application Software....................................................................................80
6.3 Final Assembly.....................................................................................................80
6.3.1 End User Problem Resolution......................................................................80
6.3.2 OEM Service Depot Repair..........................................................................81
6.3.3 Diagnostic Utility .........................................................................................81
6.3.4 Quality Assurance Testing ...........................................................................81
6.4 Equipment Test Setup ..........................................................................................82
6.4.1 Calibration Tools and Equipment ................................................................82
d15 Modem Integration and Application Developers Guide version draft 0.53
Page 4 of 181
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