超完整 TI Locosto 平台資料，含PMU 3024

kerryhuang

內容簡介:
共99頁
2 INTRODUCTION................................................................................................................................11
2.1 SYSTEM SCHEMATIC........................................................................................................................12
2.2 OVERALL SYSTEM VIEW...................................................................................................................14
2.2.1 Brief chipset description..........................................................................................................15
2.2.1.1 Processor chipset................................................................................................................................15
2.2.1.2 Bluetooth Chipset...............................................................................................................................16
2.2.1.3 aGPS chipset ......................................................................................................................................16
2.2.1.4 Image processor chipset and video accelerator ...................................................................................16
2.2.2 Block diagram .........................................................................................................................17
3 SYSTEM INTERCONNECT DESCRIPTION...................................................................................18
3.1 LOCOSTO DRP2 AND RF INTERFACE IMPLEMENTATION...........................................................18
3.1.1 Introduction .............................................................................................................................18
3.1.2 RF schematic :.........................................................................................................................19
3.1.3 Components references : .........................................................................................................19
3.1.4 Connections :...........................................................................................................................20
3.1.5 External Crystal.......................................................................................................................20
3.1.6 Power considerations :............................................................................................................21
3.1.7 Current Consumption :............................................................................................................21
3.1.8 Layout considerations : ...........................................................................................................22
3.2 LOCOSTO TO TRITON LITE CONNECTION...........................................................................................22
3.3 LOCOSTO MEMORY IMPLEMENTATION...............................................................................23
3.3.1 EMIF (FLASH) memory interface ...........................................................................................23
LAYOUT CONSIDERATIONS : .........................................................................................................................24
3.3.2 NFC (NAND) memory interface ..............................................................................................24
LAYOUT CONSIDERATIONS : .........................................................................................................................25
3.4 CAMERA MODULE IMPLEMENTATION..................................................................................26
3.4.1 Direct Locosto-Camera connection.........................................................................................26
3.4.1.1 Parallel camera...................................................................................................................................26
3.4.1.1.1 Interconnect Description ...............................................................................................................28
3.4.1.1.2 LOCOSTO to Level Shifter connection description .....................................................................28
3.4.1.1.3 Level Shifters to ADCM-2700 Camera connection description....................................................28
3.4.1.1.4 ADCM-2700 CAMERA Power consideration : ............................................................................29
3.4.1.1.5 Layout consideration....................................................................................................................29
3.4.2 CCP camera connection..........................................................................................................29
3.4.2.1 Connections considerations.................................................................................................................30
3.4.2.2 Power considerations ..........................................................................................................................31
3.4.2.3 Layout considerations .........................................................................................................................31
3.5 IRDA IMPLEMENTATION...........................................................................................................32
3.5.1 Block diagram .........................................................................................................................32
3.5.2 Interconnect Description .........................................................................................................32
3.5.2.1 Connections between LOCOSTO and HSDL3220 .............................................................................33
3.5.3 Power management .................................................................................................................33
3.5.4 Layout consideration...............................................................................................................33
3.6 MAIN LCD IMPLEMENTATION...................................................................................................34
3.6.1 Block diagram .........................................................................................................................34
3.6.2 Interconnect Description .........................................................................................................34
3.6.2.1 Connections between LOCOSTO and HD66774................................................................................34
3.6.3 Power management .................................................................................................................35
3.6.4 Layout consideration...............................................................................................................35
3.7 SECONDARY LCD IMPLEMENTATION........................................................................................36
3.7.1 Interconnect Description .........................................................................................................36
3.8 FM IMPLEMENTATION...............................................................................................................37
3.9 SIM IMPLEMENTATION .............................................................................................................38
3.10 BLUETOOTH IMPLEMENTATION ............................................................................................39
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3.10.1 Block diagram .........................................................................................................................40
3.10.2 Interconnect Description .........................................................................................................40
3.10.2.1 Connections between LOCOSTO and BRF6150............................................................................40
3.10.3 Power management .................................................................................................................42
3.10.3.1 BRF6150 Power requirements........................................................................................................42
3.11 A-GPS IMPLEMENTATION.........................................................................................................43
3.11.1 Block diagram .........................................................................................................................43
3.11.2 Interconnect Description .........................................................................................................44
3.11.2.1 Connections between LOCOSTO and GPS5002............................................................................44
3.11.2.2 Connections between TRITON LITE and GPS5002 ......................................................................44
3.11.2.3 GPS Reference clocks.....................................................................................................................45
3.11.2.4 GPS5002 Power requirements ........................................................................................................45
3.11.2.5 GPS RF Receiver (TRF5101) power requirements.........................................................................46
3.12 OPTIONAL MMC/SD CARD ON SPI BUS ...........................................................................................47
3.12.1 Block Diagram ........................................................................................................................47
3.12.2 Interconnect description..........................................................................................................48
3.12.3 Connections between Locosto SPI and MMC/SD connector...................................................48
3.12.4 Power requirements.................................................................................................................48
3.12.5 Layout consideration...............................................................................................................48
4 GLOBAL POWER DISTRIBUTION IMPLEMENTATION...........................................................49
4.1 SYSTEM POWER DOMAIN ..................................................................................................................49
4.2 GLOBAL POWER REQUIREMENT.......................................................................................................53
4.3 PERIPHERAL SPECIFIC .......................................................................................................................54
4.4 POWER SUPPLIES AVAILABLE............................................................................................................55
4.4.1 BATTERIES Connection..........................................................................................................55
4.4.2 TRITON LITE Description ......................................................................................................56
4.4.3 TRITON LITE Interconnect .....................................................................................................57
4.4.4 TPS79328YEQR Description...................................................................................................58
4.4.5 TPS79328YEQR Interconnect .................................................................................................58
5 GLOBAL CLOCK DISTRIBUTION IMPLEMENTATION ...........................................................60
5.1 SYSTEM CLOCK BLOCK DIAGRAM.....................................................................................................60
5.2 DESCRIPTION...................................................................................................................................60
5.3 FAST CLOCK MANAGEMENT..............................................................................................................60
5.3.1 Fast System clock interconnections.........................................................................................61
5.4 SLOW CLOCK (RTC) MANAGEMENT.................................................................................................61
6 DEBUG CAPABILITY........................................................................................................................62
6.1 JTAG..............................................................................................................................................62
6.2 NEMU 0 & 1 ....................................................................................................................................62
6.3 NBSCAN........................................................................................................................................62
7 GLOBAL RESET IMPLEMENTATION...........................................................................................63
7.1 BLOCK DIAGRAM.............................................................................................................................63
7.2 INTERCONNECT ...............................................................................................................................63
8 SYSTEM DESCRIPTION....................................................................................................................64
8.1 TRITON LITE POWER UP SEQUENCE..............................................................................................64
8.2 GLOBAL BOOT SEQUENCE ................................................................................................................67
8.2.1 BLOC DIAGRAM....................................................................................................................67
8.2.2 LOCOSTO BOOT SEQUENCE DESCRIPTION.....................................................................67
8.2.3 Security device.........................................................................................................................67
8.2.4 Peripheral Booting ..................................................................................................................68
8.2.5 Peripheral Reset ......................................................................................................................68
8.3 GLOBAL GPIO & TSPACTS MANAGEMENT ....................................................................................68
9 SYSTEM MODE..................................................................................................................................69
9.1 MODE DESCRIPTION.........................................................................................................................69
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9.2 LOCOSTO MODES ...........................................................................................................................69
9.2.1 Locosto MODES DESCRIPTION............................................................................................69
9.2.1.1 OFF mode ..........................................................................................................................................70
9.2.1.2 DEEP SLEEP mode...........................................................................................................................70
9.2.1.3 BIG SLEEP mode ...............................................................................................................................70
9.2.1.4 AWAKE mode ...................................................................................................................................70
9.2.2 LOCOSTO MODES TRANSITIONS........................................................................................70
9.2.2.1 Transition from ‘Power on’ to ‘AWAKE’ mode.................................................................................70
9.2.2.2 Transition from DEEP SLEEP to AWAKE mode...............................................................................70
9.2.2.3 Transition from BIG SLEEP mode to AWAKE mode ........................................................................70
9.2.2.4 Transition from AWAKE mode to DEEP SLEEP mode.....................................................................70
9.2.2.5 Transition from AWAKE mode to BIG SLEEP mode ........................................................................70
10 SYSTEM APPLICATION................................................................................................................71
10.1 AUDIO PATH ....................................................................................................................................71
10.1.1 Schema block description ........................................................................................................71
10.1.2 Audio/Voice data flow .............................................................................................................72
10.1.2.1 Ring and Multimedia Streaming.....................................................................................................72
10.1.2.2 Voice Call ......................................................................................................................................73
10.1.2.3 Video Conferencing.......................................................................................................................74
10.1.2.4 Data Entry......................................................................................................................................75
10.1.2.5 BT Cordless ...................................................................................................................................76
11 DM290 ...............................................................................................................................................76
11.1 DM290 SUB-SYSTEM IMPLEMENTATION ..............................................................................76
11.2 LOCOSTO TO DM290 CONNECTION DESCRIPTION .........................................................................77
11.2.1 DM290 to CCP camera connection description......................................................................78
11.2.2 DM290 to CMOS sensor camera connection description .......................................................78
11.3 POWER MANAGEMENT.....................................................................................................................79
11.3.1 DM290 Power requirements ...................................................................................................79
11.3.2 CCP camera Power requirements ...........................................................................................79
11.3.3 CMOS camera Power requirements........................................................................................79
11.4 DM290 POWER DISTRIBUTION..........................................................................................................80
11.4.1 TPS65020 description .............................................................................................................80
11.4.2 TPS65020 Interconnect ...........................................................................................................81
11.4.3 TPS65020 DM290 Power up sequence ...................................................................................81
11.4.4 TPS65020 DM290 Power down sequence...............................................................................81
11.5 DM290 BOOT SEQUENCE DESCRIPTION................................................................................83
11.5.1 Serial boot-up mode ................................................................................................................83
11.6 DM290 POWER SAVING MODES...............................................................................................83
11.6.1 DM290 Power saving MODES DESCRIPTION .....................................................................83
11.6.2 DM290 MODES TRANSITIONS .............................................................................................83
11.7 LAYOUT CONSIDERATION .................................................................................................................84
11.8 DM290 DISCRETE POWER SUPPLY....................................................................................................84
11.8.1 Block Diagram ........................................................................................................................84
11.8.2 Interconnection description.....................................................................................................84
11.8.2.1 TPS62303 description ....................................................................................................................85
11.8.2.2 TPS62301 description ....................................................................................................................85
11.8.2.3 TPS62300 description ....................................................................................................................85
11.8.2.4 Size comparison between centralized and discrete solutions ..........................................................85
11.9 VIDEO PATH................................................................................................................................86
11.9.1 Bloc diagram..........................................................................................................................86
11.9.1.1 Video capture with Encoding plus Preview....................................................................................87
11.9.1.2 Video Decoding with playback or streaming..................................................................................88
11.9.1.3 Jpeg image capture.........................................................................................................................89
11.9.1.4 JPEG Image Display.......................................................................................................................90
12 LOCOSTO-LITE ..............................................................................................................................91
12.1 SYSTEM DEFINITION .........................................................................................................................91
12.1.1 Diff between Locosto and Locosto-Lite ...................................................................................91
12.1.2 Triton-Lite def..........................................................................................................................91
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12.2 LOCOSTO-LITE SYSTEM SCHEMATIC ................................................................................................92
12.3 LOCOSTO-LITE MAIN LCD ...............................................................................................................92
12.3.1 Block diagram .........................................................................................................................93
12.3.2 Interconnect Description .........................................................................................................93
12.3.2.1 Connections between LOCOSTO-Lite and HD66773R .................................................................93
12.3.3 Power management .................................................................................................................94
12.3.4 Layout consideration...............................................................................................................94

【文件名】:07615@52RD_TI locosto spec.pdf
【格　式】:pdf
【大　小】:1580K
【简　介】:
【目　录】:

bjohn

System Hardware Implementation LOCOSTO
and LOCOSTO-LITE
Specification
VER:1.6[em06]

jokefolla

资料不错，很权威，惜乎有点陈旧了。