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SM320C6678ACYPW データシート(PDF) 7 Page - Texas Instruments

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部品番号 SM320C6678ACYPW
部品情報  Multicore Fixed and Floating-Point Digital Signal Processor
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メーカー  TI1 [Texas Instruments]
ホームページ  http://www.ti.com
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SM320C6678ACYPW データシート(HTML) 7 Page - Texas Instruments

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TMS320C6678
SPRS691E—November 2010—Revised March 2014
Copyright 2014 Texas Instruments Incorporated
Contents
7
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Contents
1
TMS320C6678 Features and Description . . . . . . . . . . . . .1
1.1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
1.2
Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.3
KeyStone Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.4
Device Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
1.5
Functional Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
1.6
Release History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
2
Device Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.1
Device Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
2.2
DSP Core Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
2.3
Memory Map Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
2.4
Boot Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
2.5
Boot Modes Supported and PLL Settings . . . . . . . . . . . . 24
2.5.1
Boot Device Field . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
2.5.2
Device Configuration Field . . . . . . . . . . . . . . . . . . . . 26
2.5.3
Boot Parameter Table . . . . . . . . . . . . . . . . . . . . . . . . . 31
2.5.4
PLL Boot Configuration Settings . . . . . . . . . . . . . . . 38
2.6
Second-Level Bootloaders . . . . . . . . . . . . . . . . . . . . . . . . . . 38
2.7
Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.7.1
Package Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.7.2
Pin Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
2.8
Terminal Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
2.9
Development and Support . . . . . . . . . . . . . . . . . . . . . . . . . 70
2.9.1
Development Support . . . . . . . . . . . . . . . . . . . . . . . . 70
2.9.2
Device Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
2.10
Related Documentation from Texas Instruments . . . 72
3
Device Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
3.1
Device Configuration at Device Reset . . . . . . . . . . . . . . . 73
3.2
Peripheral Selection After Device Reset. . . . . . . . . . . . . . 74
3.3
Device State Control Registers . . . . . . . . . . . . . . . . . . . . . . 74
3.3.1
Device Status Register . . . . . . . . . . . . . . . . . . . . . . . . 78
3.3.2
Device Configuration Register (DEVCFG) . . . . . . . 79
3.3.3
JTAG ID Register (JTAGID) Description . . . . . . . . . 79
3.3.4
Kicker Mechanism Register
(KICK0 and KICK1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
3.3.5
DSP Boot Address Register
(DSP_BOOT_ADDRn) . . . . . . . . . . . . . . . . . . . . . . . . . 80
3.3.6
LRESETNMI PIN Status Register
(LRSTNMIPINSTAT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
3.3.7
LRESETNMI PIN Status Clear Register
(LRSTNMIPINSTAT_CLR) . . . . . . . . . . . . . . . . . . . . . . 81
3.3.8
Reset Status Register (RESET_STAT) . . . . . . . . . . . . 83
3.3.9
Reset Status Clear Register
(RESET_STAT_CLR) . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
3.3.10
Boot Complete Register
(BOOTCOMPLETE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
3.3.11
Power State Control Register
(PWRSTATECTL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
3.3.12
NMI Event Generation to CorePac Register
(NMIGRx). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
3.3.13
IPC Generation Registers (IPCGRx) . . . . . . . . . . . . 87
3.3.14
IPC Acknowledgement Registers (IPCARx) . . . . 88
3.3.15
IPC Generation Host Register (IPCGRH) . . . . . . . 88
3.3.16
IPC Acknowledgement Host Register
(IPCARH) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
3.3.17
Timer Input Selection Register (TINPSEL) . . . . . 90
3.3.18
Timer Output Selection Register
(TOUTPSEL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
3.3.19
Reset Mux Register (RSTMUXx). . . . . . . . . . . . . . . . 94
3.3.20
DSP Suspension Control Register
(DSP_SUSP_CTL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
3.3.21
Device Speed Register (DEVSPEED) . . . . . . . . . . . 96
3.3.22
Chip Miscellaneous Control Register
(CHIP_MISC_CTL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96
3.4
Pullup/Pulldown Resistors . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
4
System Interconnect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
4.1
Internal Buses and Switch Fabrics . . . . . . . . . . . . . . . . . . . . 98
4.2
Switch Fabric Connections . . . . . . . . . . . . . . . . . . . . . . . . . . 99
4.3
Bus Priorities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
5
C66x CorePac . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .108
5.1
Memory Architecture. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
5.1.1
L1P Memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
5.1.2
L1D Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
5.1.3
L2 Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111
5.1.4
MSM SRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
5.1.5
L3 Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
5.2
Memory Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
5.3
Bandwidth Management . . . . . . . . . . . . . . . . . . . . . . . . . . .114
5.4
Power-Down Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
5.5
C66x CorePac Revision . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
5.6
C66x CorePac Register Descriptions. . . . . . . . . . . . . . . . .115
6
Device Operating Conditions . . . . . . . . . . . . . . . . . . . . . .116
6.1
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . .116
6.2
Recommended Operating Conditions . . . . . . . . . . . . . .117
6.3
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . .118
6.4
Power Supply to Peripheral I/O Mapping. . . . . . . . . . . .119
7
Peripheral Information and Electrical
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
7.1
Parameter Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
7.1.1
Timing Parameters and Board Routing
Analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
7.1.2
1.8-V LVCMOS Signal Transition Levels . . . . . . . .120
7.2
Recommended Clock and Control Signal
Transition Behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
7.3
Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
7.3.1
Power-Supply Sequencing . . . . . . . . . . . . . . . . . . . .122
7.3.2
Power-Down Sequence . . . . . . . . . . . . . . . . . . . . . . .127
7.3.3
Power Supply Decoupling and
Bulk Capacitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
7.3.4
SmartReflex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
7.4
Power Sleep Controller (PSC) . . . . . . . . . . . . . . . . . . . . . . .129
7.4.1
Power Domains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129
7.4.2
Clock Domains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
7.4.3
PSC Register Memory Map . . . . . . . . . . . . . . . . . . . .131
7.5
Reset Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133
7.5.1
Power-on Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134
7.5.2
Hard Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .135
7.5.3
Soft Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136
7.5.4
Local Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
7.5.5
Reset Priority . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .137
7.5.6
Reset Controller Register. . . . . . . . . . . . . . . . . . . . . .137
7.5.7
Reset Electrical Data / Timing . . . . . . . . . . . . . . . . .138
7.6
Main PLL and PLL Controller . . . . . . . . . . . . . . . . . . . . . . . .140


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