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Texas Instruments TMS320C6727, TMS320C6726, TMS320C6722, 21. Non-MultiplexedRead/Write Timings

Models: TMS320C6726 TMS320C6722 TMS320C6727

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Figure 4-21. Non-Multiplexed Read/Write Timings

TMS320C6727, TMS320C6726, TMS320C6722

Floating-Point Digital Signal Processors

www.ti.com

SPRS268E –MAY 2005 –REVISED JANUARY 2007

UHPI_HCS

UHPI_HDSx

UHPI_HRW

	Read	Write
	37	37
	37	14
		14
	13	13
	15	15
	16	16

UHPI_HA[15:0]

UHPI_HD[31:0] (Read)

UHPI_HD[31:0] (Write)

UHPI_HRDY

Valid

Read data

Valid

Write data

A.Depending on the type of write or read operation (HPID or HPIC), transitions on UHPI_HRDY may or may not occur.

Figure 4-21. Non-Multiplexed Read/Write Timings

Peripheral and Electrical Specifications

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Texas Instruments warranty TMS320C6727, TMS320C6726, TMS320C6722, Floating-PointDigital Signal Processors

Contents

Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67221 TMS320C6727, TMS320C6726, TMS320C6722 DSPs 1.1 FeaturesTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors1.2 Description TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsThe UHPI is only available on the C6727 TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors1.2.1 Device Compatibility Floating-PointDigital Signal Processors 1.3 Functional Block DiagramFigure 1-1.C672x DSP Block Diagram TMS320C6727, TMS320C6726, TMS320C6722Phase-LockedLoop PLL Application ExampleRevision History Mechanical Data2 Device Overview Floating-PointDigital Signal Processors2.1 Device Characteristics Table 2-1.Characteristics of the C672x ProcessorsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.2 Enhanced C67x+ CPU Figure 2-1.CPU Data PathsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.3 CPU Interrupt Assignments Table 2-3.CPU Interrupt AssignmentsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.4 Internal Program/Data ROM and RAM Figure 2-2.Program/Data ROM OrganizationFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.5 Program Cache Table 2-4.Program Cache Control RegistersFloating-PointDigital Signal Processors 2.6 High-PerformanceCrossbar SwitchFigure 2-4.Block Diagram of Crossbar Switch TMS320C6727, TMS320C6726, TMS320C6722TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 2-6.Bus Bridges Floating-PointDigital Signal Processors RESET VALUETMS320C6727, TMS320C6726, TMS320C6722 Figure 2-5.CFGBRIDGE Register Bit LayoutFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.7 Memory Map Summary Table 2-8.C672x Memory Map2.8 Boot Modes Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Figure 2-6.CFGPIN0 Register Bit Layout Submit Documentation FeedbackFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Figure 2-7.CFGPIN1 Register Bit Layout Device OverviewFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.9 Pin Assignments 2.9.1Pin MapsSubmit Documentation Feedback Device OverviewSPRS268E -MAY2005 -REVISEDJANUARY Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.9.2Terminal Functions Table 2-12.Terminal FunctionsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Table 2-12.Terminal Functions continued Device OverviewFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Table 2-12.Terminal Functions continued Submit Documentation FeedbackFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Table 2-12.Terminal Functions continued AHCLKR0/AHCLKR1Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Table 2-12.Terminal Functions continued Submit Documentation FeedbackFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67222.10 Development 2.10.1 Development SupportFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722Figure 2-10.TMS320C672x DSP Device Nomenclature TMS 320 C6727 GDH ATMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors2.10.2.2 Documentation Support TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsDevice Overview 3 Device Configurations Floating-PointDigital Signal Processors3.1 Device Configuration Registers Table 3-1. Device-LevelConfiguration RegistersTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors3.3 Peripheral Pin Multiplexing Control Floating-PointDigital Signal Processors Device ConfigurationsTMS320C6727, TMS320C6726, TMS320C6722 FIRST PRIORITY4 Peripheral and Electrical Specifications Floating-PointDigital Signal Processors4.1 Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors Electrical CharacteristicsPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors 4.5.1.1 Signal Transition Levels4.5.1.2 Signal Transition Rates TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors 4.6 Timing Parameter SymbologyLetters and symbols and their meanings TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors 4.7 Power Supplies4.7.1Power-SupplySequencing 4.7.2Power-SupplyDecouplingFloating-PointDigital Signal Processors 4.8 Reset4.8.1Reset Electrical Data/Timing Table 4-1.Reset Timing RequirementsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67224.9 Dual Data Movement Accelerator dMAX 4.9.1dMAX Device-SpecificInformationFloating-PointDigital Signal Processors Figure 4-4.dMAX Controller Block DiagramPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsThe dMAX controller comprises Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Table 4-2.dMAX Peripheral Event Input AssignmentsFloating-PointDigital Signal Processors Table 4-3.dMAX Configuration RegistersPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors4.10 External Interrupts Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67224.11 External Memory Interface EMIF 4.11.1 EMIF Device-SpecificInformationFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-5.C6726/C6722 DSP 16-BitEMIF ExampleFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-6.C6727 DSP 32-BitEMIF ExampleFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.11.2 EMIF Peripheral Registers DescriptionsFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.11.3 EMIF Electrical Data/TimingTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processorsrising Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-7.Basic SDRAM Write OperationFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-9.Asynchronous Read WE Strobe ModeFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-11.Asynchronous Write WE Strobe ModeFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-13.EM WAIT Timing RequirementsFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67224.12 Universal Host-PortInterface UHPI C6727 Only 4.12.1 UHPI Device-SpecificInformationFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722EM D31 16/UHPI HA15 0 UHPI HCNTL1 0 UHPI HD15 UHPI HD16/HHWIL UHPI HD31 17 UHPI HASBFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 EM D31 16/UHPI HA15 0 UHPI HCNTL1 0 UHPI HD15Floating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722DSP EM D31 16/UHPI HA15 0 UHPI HCNTL1 UHPI HD15 0 UHPI HD16/HHWIL UHPI HD31Floating-PointDigital Signal Processors Table 4-11.UHPI Configuration RegistersPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors RESETPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 4-20.CFGHPIAUMB Register Bit Layout TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors4.12.3 UHPI Electrical Data/Timing Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Case 1. HPIC or HPIA readFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-21. Non-MultiplexedRead/Write TimingsFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigureFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigureFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 A.See FigureFigure 4-25.McASP Block Diagram Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors Table 4-17.McASP Configurations on C672x DSPCLOCK PINS DATA PINSFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.13.1 McASP Peripheral Registers DescriptionsFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 0x4400Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 0x4500Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-26.CFGMCASP0 Register Bit LayoutTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsBIT NO Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-28.CFGMCASP2 Register Bit LayoutFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.13.2 McASP Electrical Data/TimingFloating-PointDigital Signal Processors Table 4-23.McASP Switching Characteristics1Peripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-29.McASP Input TimingsFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-30.McASP Output TimingsFloating-PointDigital Signal Processors Figure 4-31.Block Diagram of SPI ModuleTMS320C6727, TMS320C6726, TMS320C6722 4.14 Serial Peripheral Interface Ports SPI0, SPI1Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Submit Documentation FeedbackFloating-PointDigital Signal Processors Table 4-24.SPIx Configuration RegistersPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.14.3 SPI Electrical Data/TimingFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Cycle Time, SPIx CLK, All Slave ModesFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C6722MAX UNIT MIN MAX UNIT 2PFloating-PointDigital Signal Processors Polarity = 0, Phase = 0, from SPIx CLK fallingPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Delay from final Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal Processors Polarity = 0, Phase = 0, from SPIx CLK fallingPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-33.SPI Timings-MasterModeFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-34.SPI Timings-SlaveModeFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-35.SPI Timings-MasterMode 4-Pinand 5-PinFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-36.SPI Timings-SlaveMode 4-Pinand 5-PinFloating-PointDigital Signal Processors Figure 4-37.I2C Module Block DiagramTMS320C6727, TMS320C6726, TMS320C6722 4.15.1 I2C Device-SpecificInformationFloating-PointDigital Signal Processors Table 4-33.I2Cx Configuration RegistersPeripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors Table 4-35.I2C Switching Characteristics1Peripheral and Electrical Specifications TMS320C6727, TMS320C6726, TMS320C6722Floating-PointDigital Signal Processors 96Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 Figure 4-38.I2C Receive TimingsFigure 4-40.RTI Timer Block Diagram Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsTable 4-36.RTI Registers TMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsPeripheral and Electrical Specifications Table 4-36.RTI Registers continuedTMS320C6727, TMS320C6726, TMS320C6722 Floating-PointDigital Signal ProcessorsFigure 4-42.C672x Clock Input Options Floating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.17.1 Clock Electrical Data/TimingFloating-PointDigital Signal Processors 4.18 Phase-LockedLoop PLLTMS320C6727, TMS320C6726, TMS320C6722 4.18.1 PLL Device-SpecificInformationFloating-PointDigital Signal Processors Figure 4-44.PLL Power Supply FilterTMS320C6727, TMS320C6726, TMS320C6722 Table 4-40.Allowed PLL Operating ConditionsFloating-PointDigital Signal Processors Peripheral and Electrical SpecificationsTMS320C6727, TMS320C6726, TMS320C6722 4.18.2 PLL Registers Descriptions5 Application Example Floating-PointDigital Signal ProcessorsFigure 5-1.TMS320C672x Audio DSP System Diagram TMS320C6727, TMS320C6726, TMS320C67226 Revision History Floating-PointDigital Signal ProcessorsTMS320C6727, TMS320C6726, TMS320C6722 ADDS/CHANGES/DELETES7 Mechanical Data Floating-PointDigital Signal Processors7.1 Package Thermal Resistance Characteristics Table 7-2.Thermal Characteristics for RFP PackageFloating-PointDigital Signal Processors TMS320C6727, TMS320C6726, TMS320C67227.2.1Standoff Height Standoff HeightFloating-PointDigital Signal Processors 7.2.2PowerPAD PCB FootprintTMS320C6727, TMS320C6726, TMS320C6722 7.3 Packaging InformationPage PACKAGE OPTION ADDENDUM PACKAGING INFORMATIONPage Page Products IMPORTANT NOTICEApplications