User's Manual

TC63 Hardware Interface Description
Strictly confidential / Draft
s
TC63_HD_V00.432 Page 3 of 97 11.05.2005
Contents
0 Document History.........................................................................................................7
1 Introduction...................................................................................................................8
1.1 Related Documents ...............................................................................................8
1.2 Terms and Abbreviations.......................................................................................9
1.3 Type Approval......................................................................................................12
1.4 Safety Precautions...............................................................................................14
2 Product Concept.........................................................................................................16
2.1 Key Features at a Glance ....................................................................................16
2.2 TC63 System Overview .......................................................................................19
2.3 Circuit Concept ....................................................................................................20
3 Application Interface...................................................................................................21
3.1 Operating Modes .................................................................................................22
3.2 Power Supply.......................................................................................................24
3.2.1 Minimizing Power Losses ......................................................................24
3.2.2 Measuring the Supply Voltage V
BATT+
....................................................25
3.2.3 Monitoring Power Supply by AT Command ...........................................25
3.3 Power Up / Power Down Scenarios.....................................................................26
3.3.1 Turn on TC63.........................................................................................26
3.3.1.1 Turn on TC63 Using Ignition Line IGT ...................................................26
3.3.1.2 Turn on TC63 Using the VCHARGE Signal...........................................28
3.3.1.3 Reset TC63 via AT+CFUN Command ...................................................29
3.3.1.4 Reset or Turn off TC63 in Case of Emergency......................................29
3.3.2 Turn off TC63.........................................................................................30
3.3.2.1 Turn off TC63 Using AT Command .......................................................30
3.3.2.2 Leakage Current in Power Down Mode .................................................31
3.3.3 Automatic Shutdown ..............................................................................32
3.3.3.1 Temperature Dependent Shutdown.......................................................32
3.3.3.2 Temperature Control during Emergency call .........................................33
3.3.3.3 Undervoltage Shutdown if Battery NTC is Present ................................33
3.3.3.4 Undervoltage Shutdown if no Battery NTC is Present ...........................34
3.3.3.5 Overvoltage Shutdown...........................................................................34
3.4 Automatic GPRS Multislot Class Change............................................................35
3.5 Charging Control..................................................................................................36
3.5.1 Hardware Requirements ........................................................................36
3.5.2 Software Requirements .........................................................................36
3.5.3 Battery Pack Requirements ...................................................................36
3.5.4 Batteries Recommended for Use with TC63..........................................38
3.5.5 Charger Requirements...........................................................................38
3.5.6 Implemented Charging Technique.........................................................38
3.5.7 Operating Modes during Charging.........................................................39
3.6 Summary of State Transitions (Except SLEEP Mode).........................................41
3.7 RTC Backup ........................................................................................................42
3.8 SIM Interface .......................................................................................................43
3.9 Serial Interface ASC0 ..........................................................................................44
3.10 Serial Interface ASC1 ..........................................................................................46
3.11 USB Interface ......................................................................................................47
3.11.1 Installing the USB Modem Driver...........................................................48
3.12 I
2
C Interface .........................................................................................................50
3.13 Audio Interfaces...................................................................................................52