BenutzerhandbuchInhaltsverzeichnisIntel® 31154 133 MHz PCI Bridge Design Guide1Contents3Figures4Figure 1. Intel® 31154 133 MHz PCI Bridge Applications9Figure 2. Intel® 31154 133 MHz PCI Bridge Package14Figure 3. Intel® 31154 133 MHz PCI Bridge Ball Map-Top View, Left Side15Figure 4. Intel® 31154 133 MHz PCI Bridge Ball Map-Top View, Right Side16Figure 5. IDSEL Mapping30Figure 6. Crosstalk Effects on Trace Distance and Height36Figure 7. PCB Ground Layout Around Connectors37Figure 8. PCI Clock Distribution and Matching Requirements43Figure 9. Single-Slot Point-to-Point Topology45Figure 10. Embedded Intel® 31154 133 MHz PCI Bridge Design 133 MHz PCI-X Layout46Figure 11. Dual-Slot Configuration47Figure 12. Embedded Intel® 31154 133 MHz PCI Bridge Design 100 MHz PCI-X Layout48Figure 13. Quad-Slots 66 MHz Topology49Figure 14. Embedded Intel® 31154 133 MHz PCI Bridge Wiring for 66 MHz51Figure 15. An Example of an ePCI-X System53Figure 16. PCI-X Data Bus PICMG 1.2 Style Backplane54Figure 17. PCI-X Clock PICMG 1.2 Style Backplane55Figure 18. P_VCCA Filter57Figure 19. S_VCCA Filter57Figure 20. PVIO Voltage Protection Diode58Figure 21. Intel® IQ31154 Customer Reference Board Block Diagram59Tables4Table 1. Terminology and Definition (Sheet 1 of 2)7Table 2. PCI-to-PCI Bridge Configurations9Table 3. Features List10Table 4. Total Signal Count17Table 5. Pull-Up/Pull-Down Terminations (Sheet 1 of 9)19Table 6. PCI/PCI-X Voltage Levels29Table 7. HS_FREQ Encoding31Table 8. PCI-X Clocking Modes33Table 9. Secondary Bus Frequency Initialization33Table 10. PCI-X Initialization Pattern34Table 11. Intel® 31154 133 MHz PCI Bridge Decoupling Recommendations38Table 12. Add-in Card Routing Parameters41Table 13. PCI-X Slot Guidelines44Table 14. Wiring Lengths for 133 MHz Slot45Table 15. Wiring Lengths for Embedded 133 MHz Design46Table 16. Wiring Lengths for 100 MHz Dual-Slot47Table 17. Wiring Lengths for Embedded 100 MHz Design48Table 18. Wiring Lengths for 66 MHz Quad-Slot (Sheet 1 of 2)49Table 19. Wiring Lengths for Embedded 66 MHz Design51Table 20. Wiring Lengths for PICMG 1.2 Backplane54Table 21. PCI-X Clock Wiring Lengths for PICMG Backplane55Table 22. Customer Reference Board Stackup60Table 23. Logic Analyzer Pod 162Table 24. Logic Analyzer Pod 263Table 25. Logic Analyzer Pod 364Table 26. Logic Analyzer Pod 465Table 27. Logic Analyzer Pod 566Table 28. Logic Analyzer Pod 667Table 29. Operational Power69Table 30. Design Reference Material71Table 31. Intel® Related Documentation71Revision History6About This Document 171.1 Terminology and Definitions7Introduction 292.1 Product Overview92.2 Features List102.3 Related External Specifications112.4 References11Package Information 3133.1 Total Signal Count17Terminations 419PCI/PCI-X Interface 5295.1 PCI/PCI-X Voltage Levels295.2 Interrupt Routing295.3 IDSEL Lines305.3.1 Primary IDSEL Line305.3.2 Secondary IDSEL Lines305.3.3 Secondary IDSEL Masking315.3.4 Secondary Clock Control315.4 CompactPCI* Hot Swap Mode Select315.5 Opaque Memory Region Enable315.6 PCI-X Initialization Clocking Modes325.6.1 Primary PCI Clocking Mode325.6.2 Secondary PCI Clocking Mode325.6.3 Primary-to-Secondary Frequency Limits34Routing Guidelines 6356.1 Crosstalk366.2 EMI Considerations376.3 Power Distribution and Decoupling386.3.1 Decoupling Recommendations386.4 Trace Impedance39PCI-X Layout Guidelines 7417.1 PCI Clock Layout Guidelines427.2 PCI-X Topology Layout Guidelines447.2.1 Single Slot at 133 MHz457.2.1.1 Intel® 31154 133 MHz PCI Bridge Embedded Application at 133 MHz467.2.2 Dual-Slot at 100 MHz477.2.2.1 Embedded Intel® 31154 133 MHz PCI Bridge Application at 100 MHz487.2.3 Quad-Slots at 66 MHz497.2.3.1 Embedded Intel® 31154 133 MHz PCI Bridge Application at 66 MHz517.2.4 PCI-X at 33 MHz527.2.4.1 Embedded PCI-X Specification PICMG 1.2 Overview527.2.4.2 PICMG 1.2 System Overview52Power Considerations 8578.1 Analog Power Pins578.2 Power Sequencing58Customer Reference Board 959Debug Connectors and Logic Analyzer Connectivity 106110.1 Probing PCI-X Signals61Thermal Solutions 1169References 127112.1 Related Documents71Größe: 677 KBSeiten: 72Language: EnglishHandbuch öffnen