TABLE OF CONTENTS
Revision History ....................................................................................................................................................2
1. System Overview ............................................................................................................................................6
1.1 Platform Features .......................................................................................................................................9
1.2 MODEM Features.....................................................................................................................................10
1.3 Multi-Media Features ................................................................................................................................ 11
1.4 General Description..................................................................................................................................12
2 Product Descriptions....................................................................................................................................14
2.1 Pin Outs ....................................................................................................................................................14
2.2 Top Marking Definition ..............................................................................................................................16
2.3 Pin Description..........................................................................................................................................19
2.4 Digital Pin Electrical Characteristics .........................................................................................................30
3 Micro-Controller Unit Subsystem................................................................................................................34
3.1 Processor Core.........................................................................................................................................35
3.2 Memory Management...............................................................................................................................35
3.3 Bus System...............................................................................................................................................39
3.4 Direct Memory Access..............................................................................................................................43
3.5 Interrupt Controller....................................................................................................................................63
3.6 External Memory Interface .......................................................................................................................81
3.7 Internal Memory Interface.........................................................................................................................93
3.8 Alerter .......................................................................................................................................................93
3.9 SIM Interface ............................................................................................................................................96
3.10 Keypad Scanner .....................................................................................................................................107
3.11 LCD Interface.......................................................................................................................................... 110
3.12 UART ......................................................................................................................................................121
3.13 Auxiliary ADC Unit ..................................................................................................................................140
3.14 General Purpose Inputs/Outputs ............................................................................................................143
3.15 General Purpose Timer ..........................................................................................................................162
3.16 GPRS Cipher Unit ..................................................................................................................................166
3.17 Security Engine.......................................................................................................................................171
3.18 Real Time Clock......................................................................................................................................174
3.19 Divider.....................................................................................................................................................182
3.20 CSD Accelerator .....................................................................................................................................188
3.21 FCS Codec .............................................................................................................................................202
3.22 EFUSE Controller (efusec) .....................................................................................................................206
4 Radio Interface Control ..............................................................................................................................207
4.1 Baseband Serial Interface ......................................................................................................................207
4.2 Baseband Parallel Interface ...................................................................................................................216
4.3 Automatic Power Control (APC) Unit......................................................................................................221
4.4 Automatic Frequency Control (AFC) Unit...............................................................................................228
5 Baseband Front End...................................................................................................................................232
5.1 Baseband Serial Ports............................................................................................................................233
5.2 Downlink Path (RX Path)........................................................................................................................236
5.3 Uplink Path (TX Path).............................................................................................................................247
6 Audio Front-End..........................................................................................................................................252
6.1 General Description................................................................................................................................252
6.2 Register Definitions ................................................................................................................................255
6.3 DSP Register Definitions ........................................................................................................................261
6.4 Programming Guide ...............................................................................................................................265
7 Timing Generator ........................................................................................................................................267
7.1 TDMA timer.............................................................................................................................................267
7.2 Slow Clocking Unit..................................................................................................................................278
8 Power and Clocks .......................................................................................................................................282
8.1 Software Power Down Control ............................................................................................................... 282
