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Intel 31244 PCI-X Debug Connectors and Logic Analyzer Connectivity Table 34. Logic Analyzer Pod 4, Table 35. Logic Analyzer Pod 5

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Intel® 31244 PCI-X to Serial ATA Controller

Debug Connectors and Logic Analyzer ConnectivityTable 34. Logic Analyzer Pod 4

Mictor-38 #2 Pin Number Odd Pod Logic Analyzer Channe l Num ber PCI-X Signal Nam e

5 CLK/16 UNUSED

715AD31

914AD30

11 13 AD29

13 12 AD28

15 11 AD27

17 10 AD26

19 9 AD25

21 8 AD24

23 7 AD23

25 6 AD22

27 5 AD21

29 4 AD20

31 3 AD19

33 2 AD18

35 1 AD17

37 0 AD16

Table 35. Logic Analyzer Pod 5

Mictor-38 #3 Pin Number Odd Pod Logic Analyzer Channe l Num ber PCI-X Signal Nam e

6CLK/16PAR64

815AD47

10 14 AD46

12 13 AD45

14 12 AD44

16 11 AD43

18 10 AD42

20 9 AD41

22 8 AD40

24 7 AD39

26 6 AD38

28 5 AD37

30 4 AD36

32 3 AD35

34 2 AD34

36 1 AD33

38 0 AD32

Contents

Main Intel 31244 PCI-X to Serial ATA Controller Contents Page Figures Tables Contents Revision History Page About This Document 1 1.1 Reference Documentation 1.2 Terminology and Definitions For the latest revision and documentation number , con tac t your Intel representative. Table 1. Reference Documents About This Document Table 2. Terminology and Definition (Sheet 2 of 3) About This Document Table 2. Terminology and Definition (She et 3 of 3) Page Overview 2 2.1 Features I/O Reads I/O Writes Single Memory Reads Multiple Memory Reads Overview Feature Highlights: Figure 1. Intel 31244 PCI-X to Serial ATA Controller Block Diagram Dual Port FIFO and I/O Transport Engine PCI-X 64-bit 133 MHz Interface 2.2 Applications JTAG Intel 31244 PCI-X to Serial ATA Controller PCI-X Bus Port 0 Page Intel 31244 PCI-X to Serial ATA Controller Package 3 3.1 Signal Pin Descriptions Table 4. PCI-X Bus Pin Descriptions (Sheet 1 of 2) Table 5. Configuration Pin Descriptions Table 6. JTAG Pin Descriptions Table 4. PCI-X Bus Pin Descriptions (Sheet 2 of 2) 3.1.1 VA0, VA1 (VCCPLL) Pin Requirements Table 7. Serial ROM Interface Pin Descriptions Table 8. Power Supply Pin Desc r iptions This page left intentionally blank. 3.2 Package/Marking Information Date Code 31244 XX Intel 3.3 Ball Map By Function B0419-02 PCI-X Interface Pins SERDES section VIO 3.3V VSS VCC is 2.5V JTAG Section Page Routing Guidelines 4 4.1 General Routing Guidelines power distribution minimizing crosstalk 4.2 Crosstalk 4.3 EMI Considerations 4.4 Power Distribution and Decoupl ing 4.4.1 Decoupling 4.4.1.1 Intel 31244 PCI-X to Serial ATA Controller Decoupling 4.5 Trace Impedance 4.5.1 Differential Impedance Page Intel 31244 PCI-X to Serial ATA Controller Interface Ports 5 5.1 Serial ROM Interface 5.2 JTAG Interface 5.3 PCI-X Interface I/O Reads I/O Writes Single Memory Reads Multiple Memory Reads 5.4 Serial ATA Interface 5.4.1 Direct Port Access (DPA) 5.4.2 Extended Voltage Mode 5.4.3 LED Interface 5.4.4 Reference Clock Generation Page Printed Circuit Board (PCB) Methodology 6 backplane cables motherboard connectors 6.1 Intel 31244 PCI-X to Serial ATA Controller Normal Mode (standard SATA driver) Conn. 6.1.1 Intel 31244 PCI-X to Serial ATA Controller HBA Stackup 6.2 Extended Voltage Mode 6.2.1 Backplane Topologies Printed Circuit Board (PCB) Methodology Figure 14. Read Ba ckplane Topology a. Read Backplane Topology b. Read Backplane with Cable Topology 6.2.2 Motherboard Stackup for Backplane Designs Figure 15. Microstrip Stackup +-+- Er = 4.15 6.2.3 Backplane Stripline Stackup 6.2.4 Cable Interconnect With Backplane Page PCI-X Layout Guidelines 7 7.1 PCI Voltage Levels 7.2 PCI/X Clocking Modes 7.3 PCI General Layout Guidelines 7.4 PCI-X Layout Guidelines For Slot Configurations 7.4.1 Protection Circuitry for Add-in Cards 7.4.2 PCI Clock Layout Guidelines 7.4.3 Connecting Intel 31244 PCI-X to Serial ATA Controller to Single-Slot 7.4.4 Embedded Intel 31244 PCI-X to Serial ATA Controller Single PCI-X Load 7.4.5 Embedded Intel 31244 PCI-X to Serial ATA Controller Design With Multiple PCI-X Loads Cables and Connectors 8 8.1 Cabling Page Page 8.1.1 Serial ATA Cable Voltage Power Delivery 9 9.1 Intel 31244 PCI-X to Serial ATA Controller Core Supply Voltage: Providing 2.5 V in 3.3 V System Page Test Methodology 10 Page 10.1 Extended Volt age Mode 10.1.1 Extended Voltage Mode Receiver Model 10.1.2 Extended Voltage Mode Driver Model Terminations: Pull-down/Pull-ups 11 Terminations: Pull-down/P ull - ups Table 30. Terminations: Pull-up/Pull-down (Sheet 2 of 2) Intel IQ31244 PCI-X to Serial ATA Controller Evaluation Platform Board Intel IQ31244 PCI-X to Serial ATA Controller Evaluation Platform Board 12 Intel PCI-X Expansion Slot 80321 I/O Processor 12.1 Features Debug Connectors and Logic Analyzer Connectivity 13 13.1 Probing PCI- X Signals Debug Connectors and Logic Analyzer Connectivity Table 32. Logic Analyzer Pod 2 Table 31. Logic Analyzer Pod 1 (She et 2 of 2) Table 33. Logic Analyzer Pod 3 Debug Connectors and Logic Analyzer Connectivity Table 34. Logic Analyzer Pod 4 Table 35. Logic Analyzer Pod 5 Page Page Page Page Thermal Solutions 15 15.1 Thermal Recommendations Page References 16 16.1 Related Documents