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Texas Instruments SM320C6455-EP Emulator Buffer Powerdown Register Emubufpd Description, Emuctl

Models: SM320C6455-EP

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SM320C6455-EP

FIXED-POINT DIGITAL SIGNAL PROCESSOR

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SPRS462B – SEPTEMBER 2007 – REVISED JANUARY 2008

3.4.6Emulator Buffer Powerdown Register (EMUBUFPD) Description

The Emulator Buffer Powerdown Register (EMUBUFPD) is used to control the state of the pin buffers of emulator pins EMU[18:2]. These buffers can be powered down if the device trace feature is not needed.

31				8
			Reserved
			R-0
7			1	0
			Reserved	EMUCTL
			R-0	R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n= value after reset
		Figure 3-9. Emulator Buffer Powerdown Register (EMUBUFPD) - 0x02AC 0054
	Table 3-12. Emulator Buffer Powerdown Register (EMUBUFPD) Field Descriptions
Bit	Field	Value	Description
31:1	Reserved		Reserved
0	EMUCTL		Buffer powerdown for EMU[18:2] pins
		0	Power-up buffers
		1	Power-down buffers

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Texas Instruments SM320C6455-EP manual Emulator Buffer Powerdown Register Emubufpd Description, Emuctl

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Data Manual Data Manual FIXED-POINT Digital Signal Processor C64x+ Peripheral Information and Electrical Specifications Recommended Operating ConditionsFIXED-POINT Digital Signal Processor Enhanced Turbo Decoder Coprocessor TCP2 Features ZTZ/GTZ 697-PIN Ball Grid Array BGA Package Bottom View ZTZ/GTZ BGA Package Bottom ViewDescription Submit Documentation Feedback Functional Block Diagram Functional Block DiagramHardware Features Device CharacteristicsCharacteristics of the C6455 Processor C6455CPU DSP Core Description FIXED-POINT Digital Signal Processor C64x+ CPU DSP Core Data Paths Memory Block Description Block Size Bytes HEX Address Range Memory Map SummaryC6455 Memory Map Summary 03FF Ffff 02CF Ffff02DF Ffff 0FFF FfffBoot Sequence Boot Modes SupportedFIXED-POINT Digital Signal Processor 2 2nd-Level Bootloaders Pin Assignments Pin MapC6455 Pin Map Bottom View Quadrant B C6455 Pin Map Bottom View Quadrant C C6455 Pin Map Bottom View Quadrant D Signal Groups Description Gpio TINPL1 TOUTL1TINPL0 URADDR4/PCBE0/GP2C SYSCLK4/GP1AACE2A ACE5A ACE4AACE3A ABE7 ABE6 ABE5 ABE4CLKR1/GP0 HCNTL0/PSTOP HCNTL1/PDEVSEL HHWIL/PCLK HPI16 onlyHpia Clks SharedUXADDR4/MDCLK UXADDR3/MDIORgmdio URSOC/MRXER/RMRXERUXDATA1/MTXD1/RMTXD1 UXDATA4/MTXD4URDATA3/MRXD3 UXDATA3/MTXD3 URDATA2/MRXD2 UXDATA2/MTXD2 UXDATA0/MTXD0/RMTXD0Terminal Functions SignalIPD/IPU Description Name CLOCK/PLL Configurations Terminal FunctionsSignal Name Type 1 IPD/IPU Emifa 64 BIT ASYNCHRONOUS/SYNCHRONOUS Memory Control Emifa 64 BIT Control Signals Common to ALL Types of MemoryEmifa 64 BIT BUS Arbitration AEA1916 Signal TYPE1 NameIPD/IPU2 Description Emifa 64 BIT Address AEA15AEA5 IPD/IPU Description NameAEA6 AEA4Signal TYPE1 IPD/IPU2 Description Name Emifa 64 BIT Data AED19 AED21AED20 AED18IPD/IPU2 Description DDR2 Memory Controller 32 BIT AddressINTER-INTEGRATED Circuit I2C TimerIPD/IPU Description Name DDR2 Memory Controller 32 BIT Data Multichannel Buffered Serial Port 0 McBSP0 Signal TYPE1 IPD/IPU2 Description NameMultichannel Buffered Serial Port 1 McBSP1 Utopia Slave ATM Controller Transmit InterfaceUtopia Slave ATM Controller Receive Interface URADDR2/PINTA1/ GP14 URADDR1/PRSTTYPE1 IPD/IPU2 Description Management Data INPUT/OUTPUT Mdio for Rgmii Signal TYPE1 IPD/IPU2 Description Name Rapidio Serial PortManagement Data INPUT/OUTPUT Mdio for MII/RMII/GMII Device Configuration RSV07 RSV09 RgrefclkRSV05 Reserved for TestRSV15 RSV13RSV14 RSV16Supply Voltage Pins Signal TYPE1 Name noIPD/IPU2 Description Supply Voltage Monitor Pins U16 AC6 AC9 AA1 AA6AB7 AF1 AD5 AD7AE6 AE8 CV DDGND Ground PinsCvdd F20 F22 F24 G11 G13 G15 G17 G19 G21 G23 M16 M18 M24 M26 M29 N13 N15 N17 N19 N23 P12 P14 P16 P18 AC7 AC8 AA2 AA7AB6 GND AF2 AD6AE4 AE7 AH1Device Support DevelopmentDevelopment Support Device and Development-Support Tool NomenclatureSM=Qualifieddevice C6000 DSP platforms FIXED-POINT Digital Signal Processor Configuration IPD PIN Device Configuration at Device ResetC6455 Device Configuration Pins AEA190, ABA10, and Pcien IPU1AEA12 AEA14AEA13 AEA11IPU Peripheral Configuration at Device ResetConfiguration IPD Functional Description PIN ABA0Lower Upper Configuration PIN Setting Utopiaen Pcien PINUTOPIAEN, and MACSEL10 Peripheral Selection Utopia and Emac AUTO-INITState Peripheral Selection After Device ResetPeripheral States Peripherals That can be This StateStatic Powerdown Reset Enable Progress Disabled Enabled Unlock the PERCFG0 register by Using the Perlock registerHEX Address Range Acronym Register Name Device State Control RegistersDevice State Control Registers Bit Field Value Description 310 Peripheral Lock Register DescriptionLockval LockvalPeripheral Configuration Register 0 Description Bit Field Value DescriptionBit Field DDR2CTL Peripheral Configuration Register 1 DescriptionDDR2CTL Emifactl I2CSTAT Peripheral Status Registers DescriptionHpistat 1715 Utopiastat SM320C6455-EPUtopiastat Pcistat Emac Configuration Register Emaccfg Description RmiirstEmulator Buffer Powerdown Register Emubufpd Description EmuctlSysclkout MCBSP1EN PCI66 Device Status Register DescriptionEmifaen DDR2EN Pcien CFGGP2 CFGGP1 CFGGP0 Pcieeai MACSEL1 MACSEL0Utopiaen PcieeaiMACSEL10 Variant Part Number Manufacturer LSB BOOTMODE30Jtag ID Jtagid Register Description VariantConfiguration Examples Pullup/Pulldown ResistorsHPI VCP2 HRDY,HINT FIXED-POINT Digital Signal Processor Internal Buses, Bridges, and Switch Fabrics System InterconnectData Switch Fabric Connections Switched Central Resource Block Diagram Configuration Switch Fabric SCR Connection MatrixC64x+ Megamodule SCR Connection Bus Priorities C6455 Default Bus Master PrioritiesBUS Master Default Priority Control Priority Level X+ Megamodule Block Diagram Memory ArchitectureC6455 L1P Memory Configurations C6455 L2 Memory Configurations Available Memory Page Protection Schemes Memory ProtectionBandwidth Management AID0 BitMegamodule Reset Global or Local Power-Down ControlMegamodule Resets Reset Type MegamoduleVersion Megamodule RevisionVersion Revision a RevisionC64x+ Megamodule Register Descriptions Megamodule Interrupt RegistersMegamodule Idma Registers Megamodule Powerdown Control RegistersMegamodule Revision Register Megamodule Cache Configuration Registers MAR168 Controls Emifa CE2 Range A800 0000 A8FF Ffff Megamodule L1/L2 Memory Protection Registers L2MPPA6 L2MPPA4L2MPPA5 L2MPPA7L1PMPPA20 L1PMPPA18L1PMPPA19 L1PMPPA21HEX Address Range Acronym Register Name Comments 11. Device Configuration Registers Chip-Level Registers10. CPU Megamodule Bandwidth Management Registers MIN NOM MAX Unit Recommended Operating ConditionsDV DD12, DV DDRM, AV DDT, AV DDA AV DDAVOS Recommended Operating ConditionsVSS VIH VIL TDO DVDD33 = MIN IOH = MAX Parameter Test CONDITIONS1 MIN TYP MAX UnitVOH VOL DVDD33 = MIN IOL = MAXCurrent DC Parameter Information 1 3.3-V Signal Transition Levels2 3.3-V Signal Transition Rates Timing Parameters and Board Routing Analysis Power-Supply Sequencing Recommended Clock and Control Signal Transition BehaviorPower Supplies Power-Supply Decoupling108 Enhanced Direct Memory Access EDMA3 Controller C6455 EDMA3 Channel Synchronization Events1 EDMA3 Device-Specific InformationEDMA3 Channel Synchronization Events Edma Binary Event Name Event Description ChannelEDMA3 Channel Controller Registers EDMA3 Peripheral Register DescriptionsC6455 EDMA3 Channel Synchronization Events DCHMAP10 DCHMAP8DCHMAP9 DCHMAP11DCHMAP57 DCHMAP55DCHMAP56 DCHMAP58DRAE6 DRAE5DRAEH5 DRAEH6QSTAT2 QSTAT0QSTAT1 QSTAT3Shadow Region 0 Channel Registers Interrupt Enable Register High EDMA3 Parameter RAM1 EDMA3 Transfer Controller 0 RegistersEDMA3 Transfer Controller 1 Registers EDMA3 Transfer Controller 2 Registers 121 EDMA3 Transfer Controller 3 Registers 123 10. C6455 System Event Mapping InterruptsInterrupt Sources and Interrupt Controller Event Number Interrupt Event DescriptionXINT1 XINT0RINT1 TINTLO0L1PCMPA L1PED1Pdcint L1PDMPANMI External Interrupts Electrical Data/Timing11. Timing Requirements for External Interrupts1 see Figure 12. Reset Types Reset ControllerPower-on Reset POR Pin Type InitiatorWarm Reset Reset Pin CPU Reset Max ResetSystem Reset Reset Priority Srst Mrst Wrst POR Reset Controller RegisterReset Type Status Register Description Srst720 1000/-1000 Unit Reset Electrical Data/Timing14. Timing Requirements for Reset12 3see -8and Figure ParameterPower-Up Timing Resetstat CLKIN1 CLKIN2 PORPLL1 and PLL1 Controller 1 PLL1 Controller Device-Specific Information Internal Clocks and Maximum Operating Frequencies16. PLL1 Clock Frequency Ranges 1.3 PLL1 Stabilization, Lock, and Reset TimesClock Signal MIN MAX Unit 1.2 PLL1 Controller Operating Modes2 PLL1 Controller Memory Map 17. PLL1 Stabilization, Lock, and Reset Times18. PLL1 Controller Registers Including Reset Controller MIN TYPPllrst 3 PLL1 Controller Register Descriptions3.1 PLL1 Control Register PllpwrdnPLL Multiplier Control Register 20. PLL Multiplier Control Register Pllm Field DescriptionsRatio PLL Pre-Divider Control RegisterPreden PLL Controller Divider 4 Register D4ENPLL Controller Divider 5 Register D5ENPLL Controller Command Register GosetPLL Controller Status Register GostatPLL Controller Clock Align Control Register SYS5 Plldiv Ratio Change Status RegisterSYS5 SYS4 Sysclk Status Register SYS5ON SYS4ON SYS3ON SYS2ONSYSCLK4 29. Timing Requirements for CLKIN1 Devices123 see FigurePLL Modes 23. PLL2 Block Diagram PLL2 and PLL2 Controller1.2 PLL2 Controller Operating Modes 1 PLL2 Controller Device-Specific Information31. PLL2 Clock Frequency Ranges Pllref Pllen =32. PLL2 Controller Registers 2 PLL2 Controller Memory Map3 PLL2 Controller Register Descriptions HEX Address Range Acronym DescriptionPLL Controller Divider 1 Register D1EN155 ALN1 SYS1 SYS1ON 4 PLL2 Controller Input Clock Electrical Data/Timing 39. Timing Requirements for CLKIN2123 see FigureDDR2 Memory Controller 1 DDR2 Memory Controller Device-Specific Information40. DDR2 Memory Controller Registers 2 DDR2 Memory Controller Peripheral Register Descriptions3 DDR2 Memory Controller Electrical Data/Timing External Memory Interface a Emifa Emifa Device-Specific InformationEmifa Peripheral Register Descriptions 41. Emifa RegistersAeclkin Emifa Electrical Data/Timing42. Timing Requirements for Aeclkin for EMIFA12 see Figure See -33and Figure Aeclkin AECLKOUT1ABA10 AED630 Read Data Setup = Hold =ACEx ABE70 AAOE/ASOE a AAWE/ASWE a AR/W Aardy B DeassertedAeclkout Aardya Asserted Deasserted Strobe Setup = Extended StrobeABA10 AED630 Setup time, read AEDx valid before Aeclkout high EA1 EA2 EA3 EA4 SM320C6455-EPBE1 BE2 BE3 BE4 ASADS/ASRE B AAOE/ASOE B AAWE/ASWEBWrite Latency = DSP Owns Bus HOLD/HOLDA TimingHHOLDAL-HOLDL Hold time, Hold low after Holda low Hold HoldaDelay time, Aeclkout high to Abusreq valid AECLKOUTx Busreq Timing11 I2C Peripheral 11.1 I2C Device-Specific InformationI2CXSR I2COARI2CCLKH I2CSAR I2CEMDR11.2 I2C Peripheral Register Descriptions 51. I2C RegistersStandard Mode Fast Mode MIN MAX 11.3 I2C Electrical Data/TimingStart Stop SDA SCLStop Start 43. I2C Transmit Timings Stop Start RepeatedHPI Peripheral Register Descriptions Host-Port Interface HPI PeripheralHPI Device-Specific Information 54. HPI Control RegistersHPI Electrical Data/Timing See -56through Figure NO.PARAMETERHR/W Hhwil Hstrobea HCS HasHCNTL10 HD150HR/W Hhwil Hstrobe a Hrdyb46. HPI16 Write Timing has Not Used, Tied High 47. HPI16 Write Timing has Used 48. HPI32 Read Timing has Not Used, Tied High 49. HPI32 Read Timing has Used Has input HCNTL10 Input HR/W input Input HCS input51. HPI32 Write Timing has Used Input HCS input HD310 inputMultichannel Buffered Serial Port McBSP McBSP Device-Specific Information 58. McBSP 1 Registers McBSP Electrical Data/Timing 720 850 1000/-1000FIXED-POINT Digital Signal Processor Clks Clks ClkrClkx Clkx FSX Master Slave MIN MAXMASTER3 Slave MIN MAX Bit Bitn-1Hold time, DR valid after Clkx high + 36P Setup time, DR valid before Clkx high 18PMaster Slave MIN 198 199 Ethernet MAC Emac Ethernet BusEmac Device-Specific Information Interface ModesRmii 70. EMAC/MDIO Multiplexed Pins MII, RMII, and Gmii ModesBall Number Device PIN Name Interface Mode Clocking Emac Peripheral Register Descriptions 71. Ethernet MAC Emac Control RegistersRX6FREEBUFFER MacconfigSoftreset RX7FREEBUFFER72. Emac Statistics Registers HEX Address Range Acronym02C8 2000 02C8 3FFF Emac Descriptor Memory 73. Emac Control Module Registers74. Emac Descriptor Memory Mrclk Input Emac Electrical Data/TimingMbps Gmii Only MtclkMrclk Input MRXD7−MRXD4GMII only GmtclkOutput MRXD3−MRXD0Mtxen Outputs Mtclk Input MTXD7−MTXD4GMII onlyMTXD3−MTXD0 Gmtclk OutputEmac Rmii Electrical Data/Timing Rmrefclk InputMRXD1-MRXD0 Mcrsdv Mrxer Inputs 720 1000/-1000 UnitEmac Rgmii Electrical Data/Timing Cycle time, TXC Mbps 40*t cTXC 60*t cTXC 70. Emac Transmit Interface Timing Rgmii OperationAB Mdio Peripheral Register Descriptions 89. Mdio Registers Management Data Input/Output MdioMdio Device-Specific Information Mdio input Delay time, Mdclk low to Mdio data output valid 100Mdclk Mdio outputTimers Peripheral Register Descriptions TimersTimers Device-Specific Information 92. Timer 0 RegistersTINPLx TOUTLx Timers Electrical Data/Timing94. Timing Requirements for Timer Inputs1 see Figure 16.2 VCP2 Peripheral Register Descriptions Enhanced Viterbi-Decoder Coprocessor VCP216.1 VCP2 Device-Specific Information 96. VCP2 RegistersTbhd Enhanced Turbo Decoder Coprocessor TCP217.1 TCP2 Device-Specific Information Tbsd17.2 TCP2 Peripheral Register Descriptions 97. TCP2 RegistersPeripheral Component Interconnect PCI 98. Default Values for PCI Configuration RegistersRegister Default Value PCI Device-Specific Information99. PCI Configuration Registers PCI Peripheral Register Descriptions100. PCI Back End Configuration Registers 101. DSP-toPCI Address Translation Registers HEX Address Offset Acronym Register Name 102. PCI Hook Configuration Registers103. PCI External Memory Space 4A7F Ffff 48FF Ffff49FF Ffff 4AFF FfffPCI Electrical Data/Timing 104. Utopia Registers Utopia Device-Specific InformationUtopia Peripheral Register Descriptions 105. Utopia Data Queues Receive and Transmit RegistersUxclk Utopia Electrical Data/Timing106. Timing Requirements for UXCLK1 see Figure UrclkUxclav Uxenb Uxsoc Uxclk UXDATA70UXADDR40 Urclk URDATA70 URADDR40 N Urclav Urenb Ursoc P48 0x1FSerial RapidIO Peripheral Register Descriptions Serial RapidIO Srio PortSerial RapidIO Device-Specific Information 112. RapidIO Control RegistersRIOBLK3EN RIOBLK2ENRIOBLK2ENSTAT RIOBLK3ENSTATRIODOORBELL3ICSR RIODOORBELL2ICSRRIODOORBELL2ICCR RIODOORBELL3ICCRRIOERRRSTEVNTICRR3 RioerrrstevnticrrRIOERRRSTEVNTICRR2 RIOINTDST0DECODERIOLSU4REG2 RIOLSU4REG0RIOLSU4REG1 RIOLSU4REG3RIOQUEUE6RXDMAHDP RIOQUEUE4RXDMAHDPRIOQUEUE5RXDMAHDP RIOQUEUE7RXDMAHDPRIORXUMAPL1 RIORXUMAPL0RIORXUMAPH0 RIORXUMAPH1RapidIO Peripheral-Specific Registers Riobaseid RiolclcfghbarRiolclcfgbar RiohostbaseidlockRIOSP0ERRDET RioctrlcaptRiopwtgtid RIOSP0RATEENSerial RapidIO Electrical Data/Timing 245 Gpio Peripheral Register Descriptions General-Purpose Input/Output GpioGpio Device-Specific Information 113. Gpio RegistersPulse duration, GPOx high 36P 8 Gpio Electrical Data/Timing114. Timing Requirements for Gpio Inputs12 see Figure Pulse duration, GPOx low 36P 8Trace Emulation Features and CapabilityAdvanced Event Triggering AET Jtag Device-Specific Information Delay time, TCK low to TDO validIeee 1149.1 Jtag 116. Timing Requirements for Jtag Test Port see FigureSee ADDITIONS/MODIFICATIONS/DELETIONS Revision HistoryC6455 Revision History Added 0.83 ns C6455-1200 1.2-GHz CPU Cycle TimePackaging Information Thermal Resistance Characteristics S-PBGA Package ZTZ/GTZThermal Data AIR FlowQty Orderable Device Status Package Pins Package Eco PlanMSL Peak Temp Page Rfid Products ApplicationsDSP