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2DeviceOverview
2.1devicecharacteristics
TMS320DM6446
digitalmediasystemon-碎片
SPRS283–DECEMBER2005
1digitalmediasystem-在-碎片(dmsoc)
............
1
5.1parameterinformation..............................85
5.2recommendedclockandcontrolsignaltransition
1.1features..............................................1
行为.............................................86
1.2description............................................2
5.3powersupplies......................................86
1.3functionalblockdiagram............................5
5.4reset................................................95
2DeviceOverview
.........................................
6
5.5oscillators...........................................98
2.1devicecharacteristics................................6
5.6clockplls.........................................101
2.2devicecompatibility..................................8
5.7interrupts...........................................105
2.3armsubsystem......................................8
5.8general-purposeinput/输出(gpio).............111
2.4dspsubsystem.....................................13
5.9enhanceddirectmemoryaccess(edma)
2.5memorymapsummary.............................20
控制...........................................114
2.6pinassignments....................................23
5.10externalmemoryinterface(emif)................126
2.7terminalfunctions..................................29
5.11ata/cf...........................................132
2.8devicesupport......................................54
5.12mmc/sd...........................................149
3DeviceConfiguration
..................................
57
5.13videoprocessingsub-系统(vpss)overview.151
3.1systemmoduleregisters...........................57
5.14usb2.0...........................................170
3.2powerconsiderations...............................57
5.15universalasynchronousreceiver/传输者
3.3clocksconsiderations..............................58
(uart).............................................179
3.4bootmode...........................................61
5.16serialportinterface(spi).........................181
3.5configurationsatreset.............................64
5.17inter-integratedcircuit(i2c).......................184
3.6configurationsafterreset..........................68
5.18audioserialport(asp)............................189
3.7emulationcontrol...................................79
5.19ethernetmediaaccesscontroller(emac)........193
3.8debuggingconsiderations..........................81
5.20managementdatainput/输出(mdio)..........200
3.9configurationexamples............................81
5.21timer...............................................202
4DeviceOperatingConditions
........................
82
5.22pulsewidthmodulator(pwm)....................203
4.1absolutemaximumratingsoveroperatingcase
5.23vlynq............................................205
TemperatureRange
5.24ieee1149.1jtag................................209
(unlessotherwisenoted)..........................82
6MechanicalPackagingandOrderable
4.2recommendedoperatingconditions...............83
信息
.............................................
211
4.3electricalcharacteristicsoverrecommended
6.1thermaldataforzwt.............................211
RangesofSupplyVoltageandOperatingCase
温度(unlessotherwisenoted)............84
6.1.1packaginginformation............................211
5PeripheralandElectricalSpecifications
...........
85
table2-1providesanoverviewofthetms320dm6446soc.thetableshowssignificantfeaturesofthe
设备,includingthecapacityofon-chipram,peripherals,internalperipheralbusfrequencyrelativetothe
c64x+dsp,andthepackagetypewithpincount.
内容
6
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