Texas Instruments VLYNQ Port manual Trademarks

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SPRAAA6 — EDMA v3.0 (EDMA3) Migration Guide for TMS320DM644x DMSoC. Describes migrating from the Texas Instruments TMS320C64x digital signal processor (DSP) enhanced direct memory access (EDMA2) to the TMS320DM644x Digital Media System-on-Chip (DMSoC) EDMA3. This document summarizes the key differences between the EDMA3 and the EDMA2 and provides guidance for migrating from EDMA2 to EDMA3.

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SPRUE36A –September 2007

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Contents Users Guide Submit Documentation Feedback Contents Appendix B Appendix CList of Figures List of Tables Related Documentation From Texas Instruments About This DocumentNotational Conventions Trademarks Purpose of the Peripheral FeaturesIntroduction Functional Block Diagram Industry Standards Compliance StatementPeripheral Architecture Clock ControlSignal Descriptions Vlynq Port PinsPin Multiplexing Protocol DescriptionVlynq Functional Description Vlynq Module StructureWrite Operations TxSMRead Operations Serial Interface Width Configuration InitializationAuto-Negotiation Serial Interface WidthAddress Translation Address Translation Example Single Mapped Region Register DM644x Vlynq ModuleDM644x Vlynq Module Remote Vlynq ModuleFlow Control Example 1. Address Translation ExampleReset Considerations Software Reset ConsiderationsHardware Reset Considerations Interrupt SupportInterrupt Generation Mechanism Block Diagram Writes to Interrupt Pending/Set RegisterRemote Interrupts Serial Bus Error InterruptsDMA Event Support Power Management Emulation ConsiderationsVlynq Port Registers Vlynq Register Address SpaceVlynq Port Controller Registers Block Name Start Address End Address SizeRevision Register Revid Revision Register Revid Field DescriptionsRevmaj Revmin Bit Field Value DescriptionControl Register Ctrl Control Register Ctrl Field DescriptionsAoptdisable Bit FieldStatus Register Stat Status Register Stat Field DescriptionsNo error LerrorInterrupt Priority Vector Status/Clear Register Intpri Interrupt Status/Clear Register IntstatclrNointpend InstatInterrupt Pending/Set Register Intpendset Interrupt Pointer Register IntptrInterrupt Pointer Register Intptr Field Descriptions IntsetTxadrmap Transmit Address Map Register XAMAddress Map Register XAM Field Descriptions Receive Address Map Size 1 Register RAMS1 Receive Address Map Offset 1 Register RAMO1RXADRSIZE1 RXADROFFSET1Receive Address Map Size 2 Register RAMS2 Receive Address Map Offset 2 Register RAMO2RXADRSIZE2 RXADROFFSET2Receive Address Map Size 3 Register RAMS3 Receive Address Map Offset 3 Register RAMO3RXADRSIZE3 RXADROFFSET3Receive Address Map Size 4 Register RAMS4 Receive Address Map Offset 4 Register RAMO4RXADRSIZE4 RXADROFFSET4Chip Version Register Chipver Auto Negotiation Register AutngoChip Version Register Chipver Field Descriptions Auto Negotiation Register Autngo Field DescriptionsRemote Configuration Registers Vlynq Port Remote Controller RegistersAppendix a Vlynq Protocol Specifications Special 8b/10b Code GroupsSupported Ordered Sets Table A-1. Special 8b/10b Code GroupsFigure A-1. Packet Format 10-bit Symbol Representation Vlynq 2.0 Packet FormatField Value Description Vlynq 2.X Packets Vlynq 2.X Packets Appendix B Write/Read Performance Write PerformanceTable B-1. Scaling Factors Burst Size in 32-bit words Data BytesBurst Size Interface Running at 76.5 MHZ Bit Words Mbits/sec Mbytes/secRead Performance Table B-3. Relative Performance with Various LatenciesAdditions/Modifications/Deletions Appendix C Revision HistoryTable C-1. Document Revision History Rfid Products ApplicationsDSP