MT6253
GSM/GPRS Baseband Process Data Sheet
v0.99 SP1 Confidential A
TABLE OF CONTENTS
Revision History...................................................................................................................................... 2
Preface...................................................................................................................................................... 5
1 System Overview............................................................................................................................... 7
1.1 Platform Features ..................................................................................................................................................... 10
1.2 MODEM Features.....................................................................................................................................................11
1.3 Multi-Media Features............................................................................................................................................... 12
1.4 General Description ................................................................................................................................................. 14
2 Product Description........................................................................................................................ 16
2.1 Pin Outs.................................................................................................................................................................... 16
2.2 Top Marking Definition ........................................................................................................................................... 19
2.3 DC Characteristics ................................................................................................................................................... 19
2.4 Pin Description......................................................................................................................................................... 20
3 Micro-Controller Unit Subsystem ................................................................................................. 28
3.1 Processor Core ......................................................................................................................................................... 29
3.2 Memory Management .............................................................................................................................................. 29
3.3 Bus System............................................................................................................................................................... 34
3.4 Direct Memory Access............................................................................................................................................. 37
3.5 Code Cache controller.............................................................................................................................................. 58
3.6 Interrupt Controller .................................................................................................................................................. 67
3.7 MPU......................................................................................................................................................................... 85
3.8 Internal Memory Interface ....................................................................................................................................... 94
3.9 External Memory Interface ...................................................................................................................................... 95
4 Microcontroller Peripherals .........................................................................................................111
4.1 Pulse-Width Modulation Outputs............................................................................................................................111
4.2 Alerter .....................................................................................................................................................................115
4.3 SIM Interface ..........................................................................................................................................................118
4.4 Keypad Scanner ..................................................................................................................................................... 130
4.5 General Purpose Inputs/Outputs ............................................................................................................................ 134
4.6 General Purpose Timer........................................................................................................................................... 163
4.7 UART..................................................................................................................................................................... 167
4.8 IrDA Framer........................................................................................................................................................... 189
4.9 Real Time Clock .................................................................................................................................................... 199
4.10 Auxiliary ADC Unit ............................................................................................................................................... 208
4.11 I2C / SCCB Controller........................................................................................................................................... 216
5 Microcontroller Coprocessors ..................................................................................................... 227
5.1 Divider ................................................................................................................................................................... 227
5.2 CSD Accelerator .................................................................................................................................................... 230
5.3 FCS Codec ............................................................................................................................................................. 243
5.4 GPRS Cipher Unit.................................................................................................................................................. 246
6 Multi-Media Subsystem ............................................................................................................... 249
6.1 LCD Interface ........................................................................................................................................................ 249
6.2 Image Resizer......................................................................................................................................................... 293
MediaTek Confidential
© 2009 MediaTek Inc.
This document contains information that is proprietary to MediaTek Inc.
Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
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