Texas Instruments TMS320DM643x Manual de usuario descargar pdf (Pagina 11)

Chapter 1

SPRU978E – March 2008

Introduction

Topic .................................................................................................. Page

1.1 Introduction .............................................................................. 12

1.2 Block Diagram .......................................................................... 12

1.3 DSP Subsystem in TMS320DM643x DMP ..................................... 13

SPRU978E – March 2008 Introduction 11

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1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 97 98

Reference Guide 1
2 SPRU978E – March 2008 2
Contents 3
Read This First 9
Submit Documentation Feedback 10
Introduction 11
1.1 Introduction 12
1.2 Block Diagram 12
TMS320C64x+ Megamodule 15
2.1 Introduction 16
2.2 TMS320C64x+ CPU 16
TMS320C64x+ CPU 17
2.3 Memory Controllers 18
2.3.1 L1P Controller 18
Memory Controllers 19
2.3.2 L1D Controller 20
2.3.3 L2 Controller 20
2.3.5 Internal DMA (IDMA) 21
2.4 Internal Peripherals 22
2.4.3 Bandwidth Manager 23
System Memory 25
3.1 Memory Map 26
3.1.2 External Memory 26
3.1.3 Internal Peripherals 26
3.1.4 Device Peripherals 26
Memory Interfaces Overview 27
Device Clocking 29
4.1 Overview 30
4.2 Clock Domains 30
4.2.1 Core Domains 30
Clock Domains 31
4.2.3 DDR2/EMIF Clock 33
4.2.4 I/O Domains 34
PLL Controller 37
5.1 PLL Module 38
5.2 PLL1 Control 38
5.2.1 Device Clock Generation 39
PLL1 Control 40
5.3 PLL2 Control 43
5.3.1 Device Clock Generation 43
PLL2 Control 44
5.4 PLL Controller Registers 48
PLL Controller Registers 49
Power and Sleep Controller 61
6.1 Introduction 62
6.3.1 Power Domain States 64
6.3.2 Module States 64
6.3.3 Local Reset 65
6.6 PSC Interrupts 66
6.6.1 Interrupt Events 66
6.6.2 Interrupt Registers 67
6.6.3 Interrupt Handling 68
6.7 PSC Registers 68
PSC Registers 69
Table 6-14 74
Power Management 77
7.1 Overview 78
7.2 PSC and PLLC Overview 78
7.3 Clock Management 79
7.3.1 Module Clock ON/OFF 79
7.4 DSP Sleep Mode Management 80
7.4.1 DSP Sleep Modes 80
7.4.2 DSP Module Clock ON/OFF 80
7.5 3.3 V I/O Power Down 81
7.6 Video DAC Power Down 81
Interrupt Controller 83
System Module 85
9.1 Overview 86
9.2 Device Identification 86
9.3 Device Configuration 86
3.3 V I/O Power-Down Control 87
9.6 Bandwidth Management 88
9.7 Boot Control 89
Chapter 10 91
10.1 Overview 92
10.2 Reset Pins 92
10.4 DSP Reset 93
10.4.1 DSP Local Reset 93
10.4.2 DSP Module Reset 93
DSP Reset 94
Boot Modes 95
Revision History 97
IMPORTANT NOTICE 98

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Texas Instruments TMS320DM643x Manual de usuario Pagina 11

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