External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide

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ID 683741
Date 3/11/2022
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Document Table of Contents
Document Table of Contents x
1. Release Information 2. External Memory Interfaces Intel® Stratix® 10 FPGA IP Introduction 3. Intel® Stratix® 10 EMIF IP Product Architecture 4. Intel® Stratix® 10 EMIF IP End-User Signals 5. Intel® Stratix® 10 EMIF – Simulating Memory IP 6. Intel® Stratix® 10 EMIF IP for DDR3 7. Intel® Stratix® 10 EMIF IP for DDR4 8. Intel® Stratix® 10 EMIF IP for QDR II/II+/II+ Xtreme 9. Intel® Stratix® 10 EMIF IP for QDR-IV 10. Intel® Stratix® 10 EMIF IP for RLDRAM 3 11. Intel® Stratix® 10 EMIF IP Timing Closure 12. Optimizing Controller Performance 13. Intel® Stratix® 10 EMIF IP Debugging 14. External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide Archives 15. Document Revision History for External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide
2. External Memory Interfaces Intel® Stratix® 10 FPGA IP Introduction x
2.1. Intel® Stratix® 10 EMIF IP Design Flow 2.2. Intel® Stratix® 10 EMIF IP Design Checklist
3. Intel® Stratix® 10 EMIF IP Product Architecture x
3.1. Intel® Stratix® 10 EMIF Architecture: Introduction 3.2. Intel® Stratix® 10 EMIF Sequencer 3.3. Intel® Stratix® 10 EMIF Calibration 3.4. Intel Stratix 10 EMIF IP Controller 3.5. Hardware Resource Sharing Among Multiple Intel® Stratix® 10 EMIFs 3.6. User-requested Reset in Intel® Stratix® 10 EMIF IP 3.7. Intel® Stratix® 10 EMIF for Hard Processor Subsystem 3.8. Intel® Stratix® 10 EMIF Ping Pong PHY
3.1. Intel® Stratix® 10 EMIF Architecture: Introduction x
3.1.1. Intel® Stratix® 10 EMIF Architecture: I/O Subsystem 3.1.2. Intel® Stratix® 10 EMIF Architecture: I/O Column 3.1.3. Intel® Stratix® 10 EMIF Architecture: I/O SSM 3.1.4. Intel® Stratix® 10 EMIF Architecture: I/O Bank 3.1.5. Intel® Stratix® 10 EMIF Architecture: I/O Lane 3.1.6. Intel® Stratix® 10 EMIF Architecture: Input DQS Clock Tree 3.1.7. Intel® Stratix® 10 EMIF Architecture: PHY Clock Tree 3.1.8. Intel® Stratix® 10 EMIF Architecture: PLL Reference Clock Networks 3.1.9. Intel® Stratix® 10 EMIF Architecture: Clock Phase Alignment
3.2. Intel® Stratix® 10 EMIF Sequencer x
3.2.1. Intel® Stratix® 10 EMIF DQS Tracking
3.3. Intel® Stratix® 10 EMIF Calibration x
3.3.1. Intel® Stratix® 10 Calibration Stages 3.3.2. Intel® Stratix® 10 Calibration Stages Descriptions 3.3.3. Intel® Stratix® 10 Calibration Flowchart 3.3.4. Intel® Stratix® 10 Calibration Algorithms
3.4. Intel Stratix 10 EMIF IP Controller x
3.4.1. Hard Memory Controller 3.4.2. Intel® Stratix® 10 Hard Memory Controller Rate Conversion Feature
3.4.1. Hard Memory Controller x
3.4.1.1. Hard Memory Controller Features 3.4.1.2. Hard Memory Controller Main Control Path 3.4.1.3. Data Buffer Controller
3.5. Hardware Resource Sharing Among Multiple Intel® Stratix® 10 EMIFs x
3.5.1. I/O SSM Sharing 3.5.2. I/O Bank Sharing 3.5.3. PLL Reference Clock Sharing 3.5.4. Core Clock Network Sharing
3.7. Intel® Stratix® 10 EMIF for Hard Processor Subsystem x
3.7.1. Restrictions on I/O Bank Usage for Intel® Stratix® 10 EMIF IP with HPS 3.7.2. Using the Legacy EMIF Debug Toolkit with Intel® Stratix® 10 HPS Interfaces 3.7.3. HPS EMIF Simulation
3.8. Intel® Stratix® 10 EMIF Ping Pong PHY x
3.8.1. Intel® Stratix® 10 Ping Pong PHY Feature Description 3.8.2. Intel® Stratix® 10 Ping Pong PHY Architecture 3.8.3. Intel® Stratix® 10 Ping Pong PHY Limitations 3.8.4. Intel® Stratix® 10 Ping Pong PHY Calibration 3.8.5. Using the Ping Pong PHY 3.8.6. Ping Pong PHY Simulation Example Design
4. Intel® Stratix® 10 EMIF IP End-User Signals x
4.1. Interface and Signal Descriptions 4.2. AFI Signals 4.3. AFI 4.0 Timing Diagrams 4.4. Intel® Stratix® 10 Memory Mapped Register (MMR) Tables
4.1. Interface and Signal Descriptions x
4.1.1. Intel Stratix 10 EMIF IP Interfaces for DDR3 4.1.2. Intel Stratix 10 EMIF IP Interfaces for DDR4 4.1.3. Intel Stratix 10 EMIF IP Interfaces for QDR II/II+/II+ Xtreme 4.1.4. Intel Stratix 10 EMIF IP Interfaces for QDR-IV 4.1.5. Intel Stratix 10 EMIF IP Interfaces for RLDRAM 3
4.1.1. Intel Stratix 10 EMIF IP Interfaces for DDR3 x
4.1.1.1. local_reset_req for DDR3 4.1.1.2. local_reset_status for DDR3 4.1.1.3. pll_ref_clk for DDR3 4.1.1.4. pll_locked for DDR3 4.1.1.5. pll_extra_clk_0 for DDR3 4.1.1.6. pll_extra_clk_1 for DDR3 4.1.1.7. pll_extra_clk_2 for DDR3 4.1.1.8. pll_extra_clk_3 for DDR3 4.1.1.9. oct for DDR3 4.1.1.10. mem for DDR3 4.1.1.11. status for DDR3 4.1.1.12. afi_reset_n for DDR3 4.1.1.13. afi_clk for DDR3 4.1.1.14. afi_half_clk for DDR3 4.1.1.15. afi for DDR3 4.1.1.16. emif_usr_reset_n for DDR3 4.1.1.17. emif_usr_clk for DDR3 4.1.1.18. emif_usr_reset_n_sec for DDR3 4.1.1.19. emif_usr_clk_sec for DDR3 4.1.1.20. cal_debug_reset_n for DDR3 4.1.1.21. cal_debug_clk for DDR3 4.1.1.22. cal_debug_out_reset_n for DDR3 4.1.1.23. cal_debug_out_clk for DDR3 4.1.1.24. clks_sharing_master_out for DDR3 4.1.1.25. clks_sharing_slave_in for DDR3 4.1.1.26. clks_sharing_slave_out for DDR3 4.1.1.27. ctrl_amm for DDR3 4.1.1.28. ctrl_auto_precharge for DDR3 4.1.1.29. ctrl_user_priority for DDR3 4.1.1.30. ctrl_ecc_user_interrupt for DDR3 4.1.1.31. ctrl_ecc_readdataerror for DDR3 4.1.1.32. ctrl_ecc_status for DDR3 4.1.1.33. ctrl_mmr_slave for DDR3 4.1.1.34. hps_emif for DDR3 4.1.1.35. cal_debug for DDR3 4.1.1.36. cal_debug_out for DDR3
4.1.2. Intel Stratix 10 EMIF IP Interfaces for DDR4 x
4.1.2.1. local_reset_req for DDR4 4.1.2.2. local_reset_status for DDR4 4.1.2.3. pll_ref_clk for DDR4 4.1.2.4. pll_locked for DDR4 4.1.2.5. pll_extra_clk_0 for DDR4 4.1.2.6. pll_extra_clk_1 for DDR4 4.1.2.7. pll_extra_clk_2 for DDR4 4.1.2.8. pll_extra_clk_3 for DDR4 4.1.2.9. ac_parity_err for DDR4 4.1.2.10. oct for DDR4 4.1.2.11. mem for DDR4 4.1.2.12. status for DDR4 4.1.2.13. afi_reset_n for DDR4 4.1.2.14. afi_clk for DDR4 4.1.2.15. afi_half_clk for DDR4 4.1.2.16. afi for DDR4 4.1.2.17. emif_usr_reset_n for DDR4 4.1.2.18. emif_usr_clk for DDR4 4.1.2.19. emif_usr_reset_n_sec for DDR4 4.1.2.20. emif_usr_clk_sec for DDR4 4.1.2.21. cal_debug_reset_n for DDR4 4.1.2.22. cal_debug_clk for DDR4 4.1.2.23. cal_debug_out_reset_n for DDR4 4.1.2.24. cal_debug_out_clk for DDR4 4.1.2.25. clks_sharing_master_out for DDR4 4.1.2.26. clks_sharing_slave_in for DDR4 4.1.2.27. clks_sharing_slave_out for DDR4 4.1.2.28. ctrl_amm for DDR4 4.1.2.29. ctrl_auto_precharge for DDR4 4.1.2.30. ctrl_user_priority for DDR4 4.1.2.31. ctrl_ecc_user_interrupt for DDR4 4.1.2.32. ctrl_ecc_readdataerror for DDR4 4.1.2.33. ctrl_ecc_status for DDR4 4.1.2.34. ctrl_mmr_slave for DDR4 4.1.2.35. hps_emif for DDR4 4.1.2.36. cal_debug for DDR4 4.1.2.37. cal_debug_out for DDR4
4.1.3. Intel Stratix 10 EMIF IP Interfaces for QDR II/II+/II+ Xtreme x
4.1.3.1. local_reset_req for QDR II/II+/II+ Xtreme 4.1.3.2. local_reset_status for QDR II/II+/II+ Xtreme 4.1.3.3. pll_ref_clk for QDR II/II+/II+ Xtreme 4.1.3.4. pll_locked for QDR II/II+/II+ Xtreme 4.1.3.5. pll_extra_clk_0 for QDR II/II+/II+ Xtreme 4.1.3.6. pll_extra_clk_1 for QDR II/II+/II+ Xtreme 4.1.3.7. pll_extra_clk_2 for QDR II/II+/II+ Xtreme 4.1.3.8. pll_extra_clk_3 for QDR II/II+/II+ Xtreme 4.1.3.9. oct for QDR II/II+/II+ Xtreme 4.1.3.10. mem for QDR II/II+/II+ Xtreme 4.1.3.11. status for QDR II/II+/II+ Xtreme 4.1.3.12. emif_usr_reset_n for QDR II/II+/II+ Xtreme 4.1.3.13. emif_usr_clk for QDR II/II+/II+ Xtreme 4.1.3.14. cal_debug_reset_n for QDR II/II+/II+ Xtreme 4.1.3.15. cal_debug_clk for QDR II/II+/II+ Xtreme 4.1.3.16. cal_debug_out_reset_n for QDR II/II+/II+ Xtreme 4.1.3.17. cal_debug_out_clk for QDR II/II+/II+ Xtreme 4.1.3.18. clks_sharing_master_out for QDR II/II+/II+ Xtreme 4.1.3.19. clks_sharing_slave_in for QDR II/II+/II+ Xtreme 4.1.3.20. clks_sharing_slave_out for QDR II/II+/II+ Xtreme 4.1.3.21. ctrl_amm for QDR II/II+/II+ Xtreme 4.1.3.22. cal_debug for QDR II/II+/II+ Xtreme 4.1.3.23. cal_debug_out for QDR II/II+/II+ Xtreme
4.1.4. Intel Stratix 10 EMIF IP Interfaces for QDR-IV x
4.1.4.1. local_reset_req for QDR-IV 4.1.4.2. local_reset_status for QDR-IV 4.1.4.3. pll_ref_clk for QDR-IV 4.1.4.4. pll_locked for QDR-IV 4.1.4.5. pll_extra_clk_0 for QDR-IV 4.1.4.6. pll_extra_clk_1 for QDR-IV 4.1.4.7. pll_extra_clk_2 for QDR-IV 4.1.4.8. pll_extra_clk_3 for QDR-IV 4.1.4.9. oct for QDR-IV 4.1.4.10. mem for QDR-IV 4.1.4.11. status for QDR-IV 4.1.4.12. afi_reset_n for QDR-IV 4.1.4.13. afi_clk for QDR-IV 4.1.4.14. afi_half_clk for QDR-IV 4.1.4.15. afi for QDR-IV 4.1.4.16. emif_usr_reset_n for QDR-IV 4.1.4.17. emif_usr_clk for QDR-IV 4.1.4.18. cal_debug_reset_n for QDR-IV 4.1.4.19. cal_debug_clk for QDR-IV 4.1.4.20. cal_debug_out_reset_n for QDR-IV 4.1.4.21. cal_debug_out_clk for QDR-IV 4.1.4.22. clks_sharing_master_out for QDR-IV 4.1.4.23. clks_sharing_slave_in for QDR-IV 4.1.4.24. clks_sharing_slave_out for QDR-IV 4.1.4.25. ctrl_amm for QDR-IV 4.1.4.26. cal_debug for QDR-IV 4.1.4.27. cal_debug_out for QDR-IV
4.1.5. Intel Stratix 10 EMIF IP Interfaces for RLDRAM 3 x
4.1.5.1. local_reset_req for RLDRAM 3 4.1.5.2. local_reset_status for RLDRAM 3 4.1.5.3. pll_ref_clk for RLDRAM 3 4.1.5.4. pll_locked for RLDRAM 3 4.1.5.5. pll_extra_clk_0 for RLDRAM 3 4.1.5.6. pll_extra_clk_1 for RLDRAM 3 4.1.5.7. pll_extra_clk_2 for RLDRAM 3 4.1.5.8. pll_extra_clk_3 for RLDRAM 3 4.1.5.9. oct for RLDRAM 3 4.1.5.10. mem for RLDRAM 3 4.1.5.11. status for RLDRAM 3 4.1.5.12. afi_reset_n for RLDRAM 3 4.1.5.13. afi_clk for RLDRAM 3 4.1.5.14. afi_half_clk for RLDRAM 3 4.1.5.15. afi for RLDRAM 3 4.1.5.16. cal_debug_reset_n for RLDRAM 3 4.1.5.17. cal_debug_clk for RLDRAM 3 4.1.5.18. cal_debug_out_reset_n for RLDRAM 3 4.1.5.19. cal_debug_out_clk for RLDRAM 3 4.1.5.20. clks_sharing_master_out for RLDRAM 3 4.1.5.21. clks_sharing_slave_in for RLDRAM 3 4.1.5.22. clks_sharing_slave_out for RLDRAM 3 4.1.5.23. cal_debug for RLDRAM 3 4.1.5.24. cal_debug_out for RLDRAM 3
4.2. AFI Signals x
4.2.1. AFI Clock and Reset Signals 4.2.2. AFI Address and Command Signals 4.2.3. AFI Write Data Signals 4.2.4. AFI Read Data Signals 4.2.5. AFI Calibration Status Signals 4.2.6. AFI Shadow Register Management Signals
4.3. AFI 4.0 Timing Diagrams x
4.3.1. AFI Address and Command Timing Diagrams 4.3.2. AFI Write Sequence Timing Diagrams 4.3.3. AFI Read Sequence Timing Diagrams 4.3.4. AFI Calibration Status Timing Diagram
4.4. Intel® Stratix® 10 Memory Mapped Register (MMR) Tables x
4.4.1. ctrlcfg0 4.4.2. ctrlcfg1 4.4.3. dramtiming0 4.4.4. caltiming0 4.4.5. caltiming1 4.4.6. caltiming2 4.4.7. caltiming3 4.4.8. caltiming4 4.4.9. caltiming9 4.4.10. dramaddrw 4.4.11. sideband0 4.4.12. sideband1 4.4.13. sideband4 4.4.14. sideband6 4.4.15. sideband7 4.4.16. sideband9 4.4.17. sideband11 4.4.18. sideband12 4.4.19. sideband13 4.4.20. sideband14 4.4.21. dramsts 4.4.22. niosreserve0 4.4.23. niosreserve1 4.4.24. sideband16 4.4.25. ecc3: ECC Error and Interrupt Configuration 4.4.26. ecc4: Status and Error Information 4.4.27. ecc5: Address of Most Recent SBE/DBE 4.4.28. ecc6: Address of Most Recent Correction Command Dropped 4.4.29. ecc7: Extension for Address of Most Recent SBE/DBE 4.4.30. ecc8: Extension for Address of Most Recent Correction Command Dropped
5. Intel® Stratix® 10 EMIF – Simulating Memory IP x
5.1. Simulation Options 5.2. HPS EMIF Simulation 5.3. Simulation Walkthrough
5.3. Simulation Walkthrough x
5.3.1. Calibration Modes 5.3.2. Abstract PHY Simulation 5.3.3. Simulation Scripts 5.3.4. Functional Simulation with Verilog HDL 5.3.5. Functional Simulation with VHDL 5.3.6. Simulating the Design Example
5.3.6. Simulating the Design Example x
5.3.6.1. User-requested Reset in Intel® Stratix® 10 EMIF IP
6. Intel® Stratix® 10 EMIF IP for DDR3 x
6.1. Parameter Descriptions 6.2. Register Map IP-XACT Support for Intel® Stratix® 10 EMIF DDR3 IP 6.3. Board Skew Equations 6.4. Pin and Resource Planning 6.5. DDR3 Board Design Guidelines
6.1. Parameter Descriptions x
6.1.1. Intel Stratix 10 EMIF IP DDR3 Parameters: General 6.1.2. Intel Stratix 10 EMIF IP DDR3 Parameters: FPGA I/O 6.1.3. Intel Stratix 10 EMIF IP DDR3 Parameters: Memory 6.1.4. Intel Stratix 10 EMIF IP DDR3 Parameters: Mem I/O 6.1.5. Intel Stratix 10 EMIF IP DDR3 Parameters: Mem Timing 6.1.6. Intel Stratix 10 EMIF IP DDR3 Parameters: Board 6.1.7. Intel Stratix 10 EMIF IP DDR3 Parameters: Controller 6.1.8. Intel Stratix 10 EMIF IP DDR3 Parameters: Diagnostics 6.1.9. Intel Stratix 10 EMIF IP DDR3 Parameters: Example Designs
6.3. Board Skew Equations x
6.3.1. Equations for DDR3 Board Skew Parameters
6.4. Pin and Resource Planning x
6.4.1. Interface Pins 6.4.2. FPGA Resources 6.4.3. Pin Guidelines for Intel® Stratix® 10 EMIF IP
6.4.1. Interface Pins x
6.4.1.1. Estimating Pin Requirements 6.4.1.2. DIMM Options 6.4.1.3. Maximum Number of Interfaces
6.4.2. FPGA Resources x
6.4.2.1. OCT 6.4.2.2. PLL
6.4.3. Pin Guidelines for Intel® Stratix® 10 EMIF IP x
6.4.3.1. General Guidelines 6.4.3.2. x4 DIMM Implementation 6.4.3.3. Command and Address Signals 6.4.3.4. Clock Signals 6.4.3.5. Data, Data Strobes, DM/DBI, and Optional ECC Signals 6.4.3.6. Resource Sharing Guidelines (Multiple Interfaces) 6.4.3.7. Ping-Pong PHY Implementation
6.5. DDR3 Board Design Guidelines x
6.5.1. Terminations and Slew Rates with Intel® Stratix® 10 Devices 6.5.2. Channel Signal Integrity Measurement 6.5.3. Layout Approach 6.5.4. Design Layout Guidelines 6.5.5. Package Deskew
6.5.1. Terminations and Slew Rates with Intel® Stratix® 10 Devices x
6.5.1.1. Dynamic On-Chip Termination (OCT) in Intel® Stratix® 10 Devices 6.5.1.2. Choosing Terminations on Intel® Stratix® 10 Devices 6.5.1.3. On-Chip Termination Recommendations for Intel® Stratix® 10 Devices 6.5.1.4. Slew Rates
6.5.2. Channel Signal Integrity Measurement x
6.5.2.1. Importance of Accurate Channel Signal Integrity Information 6.5.2.2. Understanding Channel Signal Integrity Measurement 6.5.2.3. How to Enter Calculated Channel Signal Integrity Values 6.5.2.4. Guidelines for Calculating DDR3 Channel Signal Integrity
6.5.4. Design Layout Guidelines x
6.5.4.1. General Layout Guidelines 6.5.4.2. Layout Guidelines 6.5.4.3. Length Matching Rules 6.5.4.4. Spacing Guidelines 6.5.4.5. Fly-By Network Design for Clock, Command, and Address Signals
6.5.5. Package Deskew x
6.5.5.1. DQ/DQS/DM Deskew 6.5.5.2. Address and Command Deskew 6.5.5.3. Package Deskew Recommendations for Intel® Stratix® 10 Devices 6.5.5.4. Deskew Example 6.5.5.5. Package Migration
7. Intel® Stratix® 10 EMIF IP for DDR4 x
7.1. Parameter Descriptions 7.2. Register Map IP-XACT Support for Intel® Stratix® 10 EMIF DDR4 IP 7.3. Board Skew Equations 7.4. Pin and Resource Planning 7.5. DDR4 Board Design Guidelines
7.1. Parameter Descriptions x
7.1.1. Intel Stratix 10 EMIF IP DDR4 Parameters: General 7.1.2. Intel Stratix 10 EMIF IP DDR4 Parameters: FPGA I/O 7.1.3. Intel Stratix 10 EMIF IP DDR4 Parameters: Memory 7.1.4. Intel Stratix 10 EMIF IP DDR4 Parameters: Mem I/O 7.1.5. Intel Stratix 10 EMIF IP DDR4 Parameters: Mem Timing 7.1.6. Intel Stratix 10 EMIF IP DDR4 Parameters: Board 7.1.7. Intel Stratix 10 EMIF IP DDR4 Parameters: Controller 7.1.8. Intel Stratix 10 EMIF IP DDR4 Parameters: Diagnostics 7.1.9. Intel Stratix 10 EMIF IP DDR4 Parameters: Example Designs
7.3. Board Skew Equations x
7.3.1. Equations for DDR4 Board Skew Parameters
7.4. Pin and Resource Planning x
7.4.1. Interface Pins 7.4.2. FPGA Resources 7.4.3. Pin Guidelines for Intel® Stratix® 10 EMIF IP 7.4.4. Resource Sharing Guidelines (Multiple Interfaces)
7.4.1. Interface Pins x
7.4.1.1. Estimating Pin Requirements 7.4.1.2. DIMM Options 7.4.1.3. Maximum Number of Interfaces
7.4.2. FPGA Resources x
7.4.2.1. OCT 7.4.2.2. PLL
7.4.3. Pin Guidelines for Intel® Stratix® 10 EMIF IP x
7.4.3.1. General Guidelines 7.4.3.2. x4 DIMM Implementation 7.4.3.3. Command and Address Signals 7.4.3.4. Clock Signals 7.4.3.5. Data, Data Strobes, DM/DBI, and Optional ECC Signals 7.4.3.6. alert_n Pin Termination Recommendation
7.5. DDR4 Board Design Guidelines x
7.5.1. Terminations and Slew Rates with Intel® Stratix® 10 Devices 7.5.2. Channel Signal Integrity Measurement 7.5.3. Layout Approach 7.5.4. Design Layout Guidelines 7.5.5. Package Deskew
7.5.1. Terminations and Slew Rates with Intel® Stratix® 10 Devices x
7.5.1.1. Dynamic On-Chip Termination (OCT) in Intel® Stratix® 10 Devices 7.5.1.2. Dynamic On-Die Termination (ODT) in DDR4 7.5.1.3. Choosing Terminations on Intel® Stratix® 10 Devices 7.5.1.4. On-Chip Termination Recommendations for Intel® Stratix® 10 Devices 7.5.1.5. Slew Rates
7.5.2. Channel Signal Integrity Measurement x
7.5.2.1. Importance of Accurate Channel Signal Integrity Information 7.5.2.2. Understanding Channel Signal Integrity Measurement 7.5.2.3. How to Enter Calculated Channel Signal Integrity Values 7.5.2.4. Guidelines for Calculating DDR4 Channel Signal Integrity
7.5.4. Design Layout Guidelines x
7.5.4.1. General Layout Guidelines 7.5.4.2. Layout Guidelines 7.5.4.3. Length Matching Rules 7.5.4.4. Spacing Guidelines 7.5.4.5. Layout Guidelines for DDR3 and DDR4 SDRAM Wide Interface (>72 bits) 7.5.4.6. Fly-By Network Design for Clock, Command, and Address Signals 7.5.4.7. Clamshell Topology 7.5.4.8. Additional Layout Guidelines for DDR4 Twin-die Devices
7.5.5. Package Deskew x
7.5.5.1. DQ/DQS/DM Deskew 7.5.5.2. Address and Command Deskew 7.5.5.3. Package Deskew Recommendations for Intel® Stratix® 10 Devices 7.5.5.4. Deskew Example 7.5.5.5. Package Migration
8. Intel® Stratix® 10 EMIF IP for QDR II/II+/II+ Xtreme x
8.1. Parameter Descriptions 8.2. Board Skew Equations 8.3. Pin and Resource Planning 8.4. QDR II/II+/II+ Xtreme Board Design Guidelines
8.1. Parameter Descriptions x
8.1.1. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: General 8.1.2. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: FPGA I/O 8.1.3. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Memory 8.1.4. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Mem Timing 8.1.5. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Board 8.1.6. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Controller 8.1.7. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Diagnostics 8.1.8. Intel Stratix 10 EMIF IP QDR II/II+/II+ Xtreme Parameters: Example Designs
8.2. Board Skew Equations x
8.2.1. Equations for QDRII, QDRII+, and QDRII+ Xtreme Board Skew Parameters
8.3. Pin and Resource Planning x
8.3.1. Interface Pins
8.3.1. Interface Pins x
8.3.1.1. Estimating Pin Requirements 8.3.1.2. Maximum Number of Interfaces 8.3.1.3. FPGA Resources 8.3.1.4. OCT 8.3.1.5. PLL 8.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP
8.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP x
8.3.1.6.1. General Guidelines 8.3.1.6.2. QDR II, QDR II+ and QDR II+ Xtreme SRAM Command Signals 8.3.1.6.3. QDR II, QDR II+ and QDR II+ Xtreme SRAM Address Signals 8.3.1.6.4. QDR II, QDR II+, and QDR II+ Xtreme SRAM Clock Signals 8.3.1.6.5. QDR II, QDR II+ and QDR II+ Xtreme SRAM Data, BWS, and QVLD Signals 8.3.1.6.6. Resource Sharing Guidelines (Multiple Interfaces)
8.4. QDR II/II+/II+ Xtreme Board Design Guidelines x
8.4.1. QDR II SRAM Configurations 8.4.2. General Layout Guidelines 8.4.3. QDR II Layout Guidelines 8.4.4. QDR II SRAM Layout Approach 8.4.5. Package Deskew 8.4.6. Package Migration 8.4.7. Slew Rates
9. Intel® Stratix® 10 EMIF IP for QDR-IV x
9.1. Parameter Descriptions 9.2. Board Skew Equations 9.3. Pin and Resource Planning 9.4. QDR-IV Board Design Guidelines
9.1. Parameter Descriptions x
9.1.1. Intel Stratix 10 EMIF IP QDR-IV Parameters: General 9.1.2. Intel Stratix 10 EMIF IP QDR-IV Parameters: FPGA I/O 9.1.3. Intel Stratix 10 EMIF IP QDR-IV Parameters: Memory 9.1.4. Intel Stratix 10 EMIF IP QDR-IV Parameters: Mem Timing 9.1.5. Intel Stratix 10 EMIF IP QDR-IV Parameters: Board 9.1.6. Intel Stratix 10 EMIF IP QDR-IV Parameters: Controller 9.1.7. Intel Stratix 10 EMIF IP QDR-IV Parameters: Diagnostics 9.1.8. Intel Stratix 10 EMIF IP QDR-IV Parameters: Example Designs
9.2. Board Skew Equations x
9.2.1. Equations for QDR-IV Board Skew Parameters
9.3. Pin and Resource Planning x
9.3.1. Interface Pins
9.3.1. Interface Pins x
9.3.1.1. Estimating Pin Requirements 9.3.1.2. Maximum Number of Interfaces 9.3.1.3. FPGA Resources 9.3.1.4. OCT 9.3.1.5. PLL 9.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP 9.3.1.7. Resource Sharing Guidelines (Multiple Interfaces)
9.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP x
9.3.1.6.1. General Guidelines 9.3.1.6.2. QDR IV SRAM Commands and Addresses, AP, and AINV Signals 9.3.1.6.3. QDR IV SRAM Clock Signals 9.3.1.6.4. QDR IV SRAM Data, DINV, and QVLD Signals
9.4. QDR-IV Board Design Guidelines x
9.4.1. QDR-IV Layout Approach 9.4.2. General Layout Guidelines 9.4.3. QDR-IV Layout Guidelines 9.4.4. Package Deskew 9.4.5. Package Migration 9.4.6. Slew Rates
10. Intel® Stratix® 10 EMIF IP for RLDRAM 3 x
10.1. Parameter Descriptions 10.2. Board Skew Equations 10.3. Pin and Resource Planning 10.4. RLDRAM 3 Board Design Guidelines
10.1. Parameter Descriptions x
10.1.1. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: General 10.1.2. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: FPGA I/O 10.1.3. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: Memory 10.1.4. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: Mem Timing 10.1.5. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: Board 10.1.6. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: Diagnostics 10.1.7. Intel Stratix 10 EMIF IP RLDRAM 3 Parameters: Example Designs
10.2. Board Skew Equations x
10.2.1. Equations for RLDRAM 3 Board Skew Parameters
10.3. Pin and Resource Planning x
10.3.1. Interface Pins
10.3.1. Interface Pins x
10.3.1.1. Estimating Pin Requirements 10.3.1.2. Maximum Number of Interfaces 10.3.1.3. FPGA Resources 10.3.1.4. OCT 10.3.1.5. PLL 10.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP 10.3.1.7. Resource Sharing Guidelines (Multiple Interfaces)
10.3.1.6. Pin Guidelines for Intel® Stratix® 10 EMIF IP x
10.3.1.6.1. General Guidelines 10.3.1.6.2. RLDRAM 3 Commands and Addresses 10.3.1.6.3. RLDRAM 3 Clock Signals 10.3.1.6.4. RLDRAM 3 Data, DM and QVLD Signals
10.4. RLDRAM 3 Board Design Guidelines x
10.4.1. RLDRAM 3 Configurations 10.4.2. General Layout Guidelines 10.4.3. RLDRAM 3 Layout Guidelines 10.4.4. Layout Approach 10.4.5. Package Deskew 10.4.6. Package Migration 10.4.7. Slew Rates
11. Intel® Stratix® 10 EMIF IP Timing Closure x
11.1. Timing Closure 11.2. Timing Report DDR 11.3. Optimizing Timing 11.4. Early I/O Timing Estimation
11.1. Timing Closure x
11.1.1. Timing Analysis
11.1.1. Timing Analysis x
11.1.1.1. PHY or Core 11.1.1.2. I/O Timing
11.1.1.2. I/O Timing x
11.1.1.2.1. Read Capture 11.1.1.2.2. Write 11.1.1.2.3. Address and Command 11.1.1.2.4. DQS Gating / Postamble 11.1.1.2.5. Write Leveling
11.4. Early I/O Timing Estimation x
11.4.1. Performing Early I/O Timing Analysis
12. Optimizing Controller Performance x
12.1. Interface Standard 12.2. Bank Management Efficiency 12.3. Data Transfer 12.4. Improving Controller Efficiency
12.4. Improving Controller Efficiency x
12.4.1. Auto-Precharge Commands 12.4.2. Latency 12.4.3. Calibration 12.4.4. Bank Interleaving 12.4.5. Additive Latency and Bank Interleaving 12.4.6. User-Controlled Refresh 12.4.7. Frequency of Operation 12.4.8. Series of Reads or Writes 12.4.9. Data Reordering 12.4.10. Starvation Control 12.4.11. Command Reordering 12.4.12. Bandwidth 12.4.13. Enable Command Priority Control
12.4.2. Latency x
12.4.2.1. Additive Latency
12.4.6. User-Controlled Refresh x
12.4.6.1. Back-to-Back User-Controlled Refresh Usage
13. Intel® Stratix® 10 EMIF IP Debugging x
13.1. Interface Configuration Performance Issues 13.2. Functional Issue Evaluation 13.3. Timing Issue Characteristics 13.4. Verifying Memory IP Using the Signal Tap II Logic Analyzer 13.5. Hardware Debugging Guidelines 13.6. Categorizing Hardware Issues 13.7. Debugging Intel® Stratix® 10 EMIF IP 13.8. Using the Default Traffic Generator 13.9. Using the Configurable Traffic Generator (TG2)
13.1. Interface Configuration Performance Issues x
13.1.1. Interface Configuration Bottleneck and Efficiency Issues
13.2. Functional Issue Evaluation x
13.2.1. Intel® IP Memory Model 13.2.2. Vendor Memory Model 13.2.3. Transcript Window Messages 13.2.4. Modifying the Example Driver to Replicate the Failure
13.3. Timing Issue Characteristics x
13.3.1. Evaluating FPGA Timing Issues 13.3.2. Evaluating External Memory Interface Timing Issues
13.4. Verifying Memory IP Using the Signal Tap II Logic Analyzer x
13.4.1. Signals to Monitor with the Signal Tap II Logic Analyzer
13.5. Hardware Debugging Guidelines x
13.5.1. Create a Simplified Design that Demonstrates the Same Issue 13.5.2. Measure Power Distribution Network 13.5.3. Measure Signal Integrity and Setup and Hold Margin 13.5.4. Vary Voltage 13.5.5. Operate at a Lower Speed 13.5.6. Determine Whether the Issue Exists in Previous Versions of Software 13.5.7. Determine Whether the Issue Exists in the Current Version of Software 13.5.8. Try A Different PCB 13.5.9. Try Other Configurations 13.5.10. Debugging Checklist
13.6. Categorizing Hardware Issues x
13.6.1. Signal Integrity Issues 13.6.2. Hardware and Calibration Issues
13.6.1. Signal Integrity Issues x
13.6.1.1. Characteristics of Signal Integrity Issues 13.6.1.2. Evaluating SignaI Integrity Issues
13.6.1.2. Evaluating SignaI Integrity Issues x
13.6.1.2.1. Skew 13.6.1.2.2. Crosstalk 13.6.1.2.3. Power System 13.6.1.2.4. Clock Signals 13.6.1.2.5. Read Data Valid Window and Eye Diagram 13.6.1.2.6. Write Data Valid Window and Eye Diagram 13.6.1.2.7. OCT and ODT Usage
13.6.2. Hardware and Calibration Issues x
13.6.2.1. Postamble Timing Issues and Margin 13.6.2.2. Intermittent Issue Evaluation
13.7. Debugging Intel® Stratix® 10 EMIF IP x
13.7.1. Debugging With the Legacy External Memory Interface Debug Toolkit 13.7.2. Debugging with the External Memory Interface Unified Calibration Debug Toolkit 13.7.3. On-Chip Debug Port for Intel® Stratix® 10 EMIF IP 13.7.4. Legacy Efficiency Monitor and Protocol Checker 13.7.5. New Efficiency Monitor
13.7.1. Debugging With the Legacy External Memory Interface Debug Toolkit x
13.7.1.1. User Interface 13.7.1.2. Communication 13.7.1.3. Setup and Use 13.7.1.4. Configuring Your EMIF IP for Use with the Legacy Debug Toolkit 13.7.1.5. Reports 13.7.1.6. On-Die Termination Calibration 13.7.1.7. Eye Diagram 13.7.1.8. Driver Margining for Intel® Stratix® 10 EMIF IP 13.7.1.9. Example Tcl Script for Running the Legacy EMIF Debug Toolkit 13.7.1.10. Using the Legacy EMIF Debug Toolkit with Intel® Stratix® 10 HPS Interfaces
13.7.1.4. Configuring Your EMIF IP for Use with the Legacy Debug Toolkit x
13.7.1.4.1. Daisy-Chaining Additional EMIF IP Cores for Debugging 13.7.1.4.2. General Workflow 13.7.1.4.3. Linking the Project to a Device 13.7.1.4.4. Establishing Communication to Connections 13.7.1.4.5. Selecting an Active Interface
13.7.1.8. Driver Margining for Intel® Stratix® 10 EMIF IP x
13.7.1.8.1. Determining Margin
13.7.2. Debugging with the External Memory Interface Unified Calibration Debug Toolkit x
13.7.2.1. Prerequisites for Using the EMIF Unified Calibration Debug Toolkit 13.7.2.2. Configuring a Design to use the EMIF Unified Calibration Debug Toolkit 13.7.2.3. Launching the EMIF Debug Toolkit 13.7.2.4. Using the EMIF Debug Toolkit 13.7.2.5. Exporting Tables 13.7.2.6. Viewing Diagrams in the Eye Viewer 13.7.2.7. Guidelines for Debugging Calibration Issues
13.7.2.2. Configuring a Design to use the EMIF Unified Calibration Debug Toolkit x
13.7.2.2.1. Generating a Design Example with the Debug Toolkit 13.7.2.2.2. Adding Interfaces to an Design Example 13.7.2.2.3. Enabling the EMIF Unified Calibration Debug Toolkit in an Existing Design
13.7.2.4. Using the EMIF Debug Toolkit x
13.7.2.4.1. Memory Configuration Tab 13.7.2.4.2. Calibration Tab 13.7.2.4.3. Calibration Report Tab 13.7.2.4.4. Calibrate Termination Tab 13.7.2.4.5. Vref Margining Tab 13.7.2.4.6. Driver Margining Tab 13.7.2.4.7. ISSP Tab 13.7.2.4.8. Pin Delay Settings Tab
13.7.2.7. Guidelines for Debugging Calibration Issues x
13.7.2.7.1. Debugging Calibration Failure Using Information from the Calibration report 13.7.2.7.2. Debugging Address and Command Leveling Calibration Failure 13.7.2.7.3. Debugging Address and Command Deskew Failure 13.7.2.7.4. Debugging DQS Enable Failure 13.7.2.7.5. Debugging Read Deskew Calibration Failure 13.7.2.7.6. Debugging VREFIN Calibration Failure 13.7.2.7.7. Debugging LFIFO Calibration Failure 13.7.2.7.8. Debugging Write Leveling Failure 13.7.2.7.9. Debugging Write Deskew Calibration Failure 13.7.2.7.10. Debugging VREFOUT Calibration Failure
13.7.3. On-Chip Debug Port for Intel® Stratix® 10 EMIF IP x
13.7.3.1. EMIF On-Chip Debug Port 13.7.3.2. Access Protocol
13.7.4. Legacy Efficiency Monitor and Protocol Checker x
13.7.4.1. Including the Legacy Efficiency Monitor and Protocol Checker in Your Generated IP 13.7.4.2. Running the Legacy Efficiency Monitor with the External Memory Debug Toolkit 13.7.4.3. Communicating Directly to the Legacy Efficiency Monitor and Protocol Checker
13.7.5. New Efficiency Monitor x
13.7.5.1. Enabling the Efficiency Monitor in a Design Example 13.7.5.2. Efficiency Monitor Block Descriptions 13.7.5.3. Control and Status Registers 13.7.5.4. Opening the Efficiency Monitor
13.8. Using the Default Traffic Generator x
13.8.1. Reading the Default Traffic Generator Status 13.8.2. Running Infinite Traffic using the Default Traffic Generator 13.8.3. Changing the Reset Trigger of the Default Traffic Generator 13.8.4. Observing Generated Traffic with Signal Tap
13.9. Using the Configurable Traffic Generator (TG2) x
13.9.1. Enabling the Traffic Generator in a Design Example 13.9.2. Traffic Generator Block Description 13.9.3. Default Traffic Pattern 13.9.4. Configuration and Status Registers 13.9.5. User Pattern 13.9.6. Traffic Generator Status 13.9.7. Starting Traffic with the Traffic Generator 13.9.8. Traffic Generator Configuration User Interface 13.9.9. Examples of Configuring the TG2 Traffic Generator
13.9.5. User Pattern x
13.9.5.1. Test Duration / Instruction pattern 13.9.5.2. Address Pattern 13.9.5.3. Data Pattern and Byte Enable
13.9.5.2. Address Pattern x
13.9.5.2.1. Address Generator Modes 13.9.5.2.2. Address Generator MSB Indices 13.9.5.2.3. Address Generator Effective Width 13.9.5.2.4. Address Generator Relative Frequencies 13.9.5.2.5. Address Pattern Examples - Basic Mode 13.9.5.2.6. Address Pattern Examples - Advanced Mode
13.9.8. Traffic Generator Configuration User Interface x
13.9.8.1. Connecting the Traffic Generator 13.9.8.2. Configuring the Traffic Generator 13.9.8.3. Traffic Generator Preset Selection 13.9.8.4. Traffic Generator Status Report
1. Release Information
2. External Memory Interfaces Intel® Stratix® 10 FPGA IP Introduction
3. Intel® Stratix® 10 EMIF IP Product Architecture
4. Intel® Stratix® 10 EMIF IP End-User Signals
5. Intel® Stratix® 10 EMIF – Simulating Memory IP
6. Intel® Stratix® 10 EMIF IP for DDR3
7. Intel® Stratix® 10 EMIF IP for DDR4
8. Intel® Stratix® 10 EMIF IP for QDR II/II+/II+ Xtreme
9. Intel® Stratix® 10 EMIF IP for QDR-IV
10. Intel® Stratix® 10 EMIF IP for RLDRAM 3
11. Intel® Stratix® 10 EMIF IP Timing Closure
12. Optimizing Controller Performance
13. Intel® Stratix® 10 EMIF IP Debugging
14. External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide Archives
15. Document Revision History for External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide

15. Document Revision History for External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide

Document Version Intel® Quartus® Prime Version IP Version Changes
2022.03.11 21.3 19.2.4 In the Debugging Intel® Stratix® 10 EMIF IP section of the Debugging chapter, added Guidelines for Debugging Calibration Issues section.
2021.12.06 21.3 19.2.4
  • Removed the Multiple Interfaces in the Same I/O Column paragraph from the General Guidelines topic in the Pin Guidelines section of each protocol-specific chapter.
  • In the DDR4 chapter:
    • Added the alert_n Pin Termination Recommendation topic to the Pin Guidelines section.
    • Modified the alert_n pin termination recommendation in the Length Matching Rules topic.
2021.10.04 21.3 19.2.4
  • In the Simulating chapter, changed Mentor Graphics to Siemens EDA, and ModelSim - Intel FPGA Edition to Questa - Intel FPGA Edition.
  • In the DDR3 chapter:
    • Added the Register Map IP-XACT Support for Intel® Stratix® 10 EMIF DDR3 IP topic.
  • In the DDR4 chapter:
    • Added the Register Map IP-XACT Support for Intel® Stratix® 10 EMIF DDR3 IP topic.
  • In the Debugging chapter:
    • Updated the Configuration and Status Registers table.
    • Updated the Address Pattern topic.
    • Updated the Address Pattern topic and added several new topics:
      • Address Generator Modes
      • Address Generator MSB Indices
      • Address Generator Effective Width
      • Address Generator Relative Frequencies
      • Address Pattern Examples - Basic Mode
      • Address Pattern Examples - Advanced Mode
    • Updated the Error Codes table.
    • In the Configuring the Traffic Generator topic, updated the Configurations Tab figure, and added several figures:
      • Instruction Pattern tab: Separate Read and Write Settings
      • Address Pattern Tab – Basic Mode
      • Address Pattern Tab – Advanced Mode
      • Address Pattern tab: Separate Read and Write Settings – Basic Mode
      • Address Pattern tab: Separate Read and Write Settings – Advanced Mode
2021.07.09 21.2 19.2.4 In the Debugging chapter, modified the Code Value column, and added one row, to the Error Codes table in the Traffic Generator Status topic. .
2021.06.21 21.2 19.2.4
  • In the Simulation chapter, added information to the Skip Calibration Mode description in the Calibration Modes topic.
  • In the Debugging chapter, added the Examples of Configuring the TG2 Traffic Generator topic in the Using the Configurable Traffic Generator (TG2) section.
2021.03.29 21.1 19.2.3
  • In the Simulating Memory IP chapter, removed references to the NCSim* simulator.
  • In the Intel® Stratix® 10 EMIF IP DDR4 chapter, added content to the Enable ALERT#/PAR pins description, in the Intel® Stratix® 10 EMIF IP DDR4 Parameters: Memory topic.
  • Added Package Migration topic to the Board Design Guidelines section of each protocol-specific chapter.
2020.12.18 20.4 19.2.2
  • In the Simulation chapter, added a paragraph to the Simulation Walkthrough topic.
  • In the Debugging chapter, removed the Using the Traffic Generator with the Generated Design Example topic, and added the Using the Default Traffic Generator and Using the Configurable Traffic Generator (TG2) sections.
2020.10.05 20.3 19.2.2
  • In the Introduction chapter, updated the Release Information topic.
  • In the MMR Tables section of the End-User Signals chapter, added ECC error information to the ecc6: Address of Most Recent Correction Command Dropped topic.
  • In the Debugging chapter, renamed the existing EMIF Debug Toolkit as the Legacy EMIF Debug Toolkit.
  • In the Unified Calibration Debug Toolkit section of the Debugging chapter, modified the following topics:
    • Adding Interfaces to a Design Example (updated images)
    • Calibration Tab (updated images and added section on changing address ordering)
    • Calibration Report Tab (added ODT Settings in Effect section, modified Calibration Status Report section, and added Address and Command Calibration Delays and Margins section)
    • Calibrate Termination Tab (recast text, updated images, added ODT Assertion Table section)
    • ISSP Tab (added PRTY description to Table 351)
    • Viewing Diagrams in the Eye Viewer (added a fourth eye diagram)
  • In the Legacy Efficiency Monitor and Protocol Checker section, made minor changes to several topics to differentiate between the legacy efficiency monitor and the new efficiency monitor.
  • Added the New Efficiency Monitor section, consisting of the following topics:
    • New Efficiency Monitor
    • Enabling the Efficiency Monitor in a Design Example
    • Efficiency Monitor Block Descriptions
    • Control and Status Registers
    • Opening the Efficiency Monitor
2020.06.22 20.2 19.2.1
  • In the Functional Simulation chapter, added a third note to the Abstract PHY Simulation topic.
  • In the Debugging chapter:
    • Added content to the Debugging Intel® Stratix® 10 EMIF IP topic.
    • Added the Debugging with the External Memory Interface Unified Calibration Debug Toolkit section.
2020.04.30 20.1 19.2.0
  • In the Interface and Signal Descriptions chapter, added ctrl_ecc_status_for DDR3 and ctrl_ecc_status_for_DDR4 topics.
2020.04.10 19.3 19.1.0
  • In the Product Architecture chapter, changed the second figure and step 4, in the Restrictions on I/O Bank Usage for Intel® Stratix® 10 EMIF IP with HPS topic.
  • In the Product Architecture and Simulating chapters, added the HPS EMIF Simulation topic.
  • In the Controller Parameters section of the DDR3 and DDR4 chapters, removed a sentence from the description of the Enable Error Detection and Correction Logic with ECC parameter.
  • In the Equations for QDR-IV Board Skew Parameters section of the Intel® Stratix® 10 EMIF IP for QDR-IV chapter, implemented a correction to the equation in the description of the Average delay difference between DK and CK parameter.
2020.01.27 19.3 19.1.0
  • In the Intel® Stratix® 10 EMIF IP for DDR3 chapter:
    • In the Parameter Descriptions section, removed four parameter descriptions from the Group: Diagnostics / Simulation Options table.
    • Added the x4 DIMM Implementation topic in the Pin Guidelines section.
  • In the Intel® Stratix® 10 EMIF IP for DDR4 chapter:
    • Removed four parameter descriptions from the Group: Diagnostics / Simulation Options table in the Parameter Descriptions section.
    • Added the x4 DIMM Implementation topic in the Pin Guidelines section.
    • Minor rewording and additions to the Clamshell Topology topic in the Board Design Guidelines section.
  • In the Intel® Stratix® 10 EMIF IP Debugging chapter, implemented a minor rewording of the last bullet point in the Intermittent Issue Evaluation topic.
2019.09.30 19.3 19.1.0
  • Added the Release Information topic.
  • In the Product Architecture chapter:
    • In the Intel® Stratix® 10 EMIF Architecture: I/O SSM topic, updated the two figures.
    • Added a note about restrictions on I/O bank usage for EMIF on certain devices to the I/O Column and I/O Bank topics.
    • Added note to the Intel® Stratix® 10 EMIF for Hard Processor Subsystem topic.
  • In the Intel® Stratix® 10 EMIF IP End-User Signals chapter:
    • Expanded the description of the mem_a port in the mem for DDR4 topic in the Intel® Stratix® 10 EMIF IP Interfaces for DDR4 section.
    • Removed sideband2, sideband3, sideband5, sideband8, and sideband10 from the Memory Mapped Register (MMR) Tables section.
  • In each of the protocol-specific chapters, changed the wording of the first paragraph in the Interface Pins topic to emphasize the importance of always referring to the device pin table and EMIF pin table to determine correct pin locations.
  • In the Intel® Stratix® 10 EMIF IP for DDR3 chapter:
    • Changed the text of the third bullet in step 10, in the General Guidelines topic of the Pin Guidelines section.
    • In the Board Design Guidelines topic, added information on I/O standards.
  • In the Intel® Stratix® 10 EMIF IP for DDR4 chapter:
    • Added Additional Layout Guidelines for DDR4 Twin-die Devices topic to the DDR4 Board Design Guidelines section.
    • In the Board Design Guidelines topic, added information on I/O standards.
    • Changed the text of the third bullet in step 10, in the General Guidelines topic of the Pin Guidelines section.
  • In the Intel® Stratix® 10 EMIF IP Debugging chapter:
    • Restructured the Debugging Intel® Stratix® 10 EMIF IP section.
    • Added the Using the Traffic Generator with the Generated Design Example topic.
  • Added the User Guide Archives chapter.
2019.04.01 19.1  
  • Added Slew Rates topic to the Board Design Guidelines section in each of the DDR3, DDR4, QDR II/II+/II+ Xtreme, QDR-IV, and RLDRAM 3 protocol-specific chapters.
  • Revised the Optimizing Timing topic in the Intel® Stratix® 10 EMIF IP Timing Closure chapter.
2018.12.24 18.1.1  
  • Added the Clamshell Topology topic to the DDR4 Board Design Guidelines subsection of the Intel® Stratix® 10 EMIF IP for DDR4 chapter.
2018.12.06 18.1  
  • Modified the In-bank Index numbers for the x18 rows of the Pins Usable as Read Capture Clock / Strobe Pair table in the Intel Stratix 10 EMIF Architecture: Input DQS Clock Tree topic in the Intel® Stratix® 10 EMIF IP Product Architecture chapter.
2018.12.03 18.1  
  • Modified the Restrictions on I/O Bank Usage for Intel® Stratix® 10 EMIF IP with HPS topic in the Intel® Stratix® 10 EMIF for Hard Processor Subsystem section of the Intel® Stratix® 10 EMIF IP Product Architecture chapter.
2018.09.24 18.1  
  • Removed hps_emif from the QDR II, QDR-IV, and RLDRAM 3 sections in the Interface and Signal Descriptions section of the Intel® Stratix® 10 EMIF IP End-User Signals chapter.
  • Removed mem_ck, mem_ck_n, and mem_reset_n from the description of the mem interface for QDR II in the Interface and Signal Descriptions section of the Intel® Stratix® 10 EMIF IP End-User Signals chapter.
  • Removed a note from the I/O SSM Sharing topic, in the Product Architecture chapter.
  • Added notes to the Bank Management Efficiency and Data Transfer topics in the Optimizing Controller Performance chapter.
  • Modified the names of the interleaving options in the Bank Interleaving topic in the Optimizing Controller Performance chapter.
  • In the IP Debugging chapter, expanded the daisy chaining information in the Configuring Your EMIF IP for Use with the Debug Toolkit, Establishing Communication to Connections, and Selecting an Active interface topics.
  • Added Efficiency Monitor and Protocol Checker section to the IP Debugging chapter.
2018.08.08 18.0  
  • In the Command and Address Signals topic in the DDR3 and DDR4 chapters, changed SSTL-12 I/O standard reference to 1.2V I/O standard.
  • Modified the descriptions of the Clock rate of user logic, Memory format, DQ width, and Enable In-System-Sources-and-Probes parameters in the DDR3, DDR4, QDR II/II+/Xtreme, QDR-IV, and RLDRAM 3 chapters, as appropriate.
  • Removed the Traffic Generator 2.0 section from the Intel® Stratix® 10 EMIF IP Debugging chapter.
2018.05.07 18.0  
  • Changed document title from Intel® Stratix® 10 External Memory Interfaces IP User Guide to External Memory Interfaces Intel® Stratix® 10 FPGA IP User Guide.
  • In the Product Architecture chapter:
    • Revised the first paragraph of the Input DQS Clock Tree topic.
    • Modified statement about unused I/O pins in I/O Bank Usage and I/O Bank Sharing topics.
    • Added Hard Memory Controller, Hard Memory Controller Features, Hard Memory Controller Main Control Path, and Data Buffer Controller topics.
    • Added note to the I/O SSM Sharing topic, concerning possible calibration failure.
    • Removed all references to LPDDR3.
  • In the End-User Signals chapter:
    • Removed Intel® Stratix® 10 EMIF IP Interfaces for LPDDR3 section.
    • Removed all other references to LPDDR3.
  • In the Simulating Memory IP chapter:
    • Minor modifications to the Simulating Memory IP topic.
    • Minor modifications to the Simulation Walkthrough topic.
    • Changed directory path information in the Simulation Scripts, Functional Simulation with Verilog HDL, Functional Simulation with VHDL, and Simulating the Example Design topics.
  • In the DDR3 chapter:
    • Modified paragraph in the FPGA Resources topic.
    • Clarified the explanation of adjacent I/O banks in the Pin Guidelines for Intel® Stratix® 10 EMIF IP topic.
    • Added explanation of adjacent I/O banks to the I/O Banks Selection section in the General Guidelines topic.
    • Modified equations in Guidelines for Calculating DDR3 Channel Signal Integrity topic.
    • Removed all references to LPDDR3.
  • In the DDR4 chapter:
    • Modified paragraph in the FPGA Resources topic.
    • Clarified the explanation of adjacent I/O banks in the Pin Guidelines for Intel® Stratix® 10 EMIF IP topic.
    • In the General Guidelines topic, added guideline 14, describing I/O bank usage for DDR4 interfaces at 1333 MHz.
    • Added explanation of adjacent I/O banks to the I/O Banks Selection section in the General Guidelines topic.
    • Modified equations in Guidelines for Calculating DDR4 Channel Signal Integrity topic.
    • Removed all references to LPDDR3.
  • In the QDR II/II+/II+ Xtreme chapter:
    • Modified paragraph in the FPGA Resources topic.
    • Clarified the explanation of adjacent I/O banks in the Pin Guidelines for Intel® Stratix® 10 EMIF IP topic.
    • Removed all references to LPDDR3.
  • In the QDR-IV chapter:
    • Modified paragraph in the FPGA Resources topic.
    • Clarified the explanation of adjacent I/O banks in the Pin Guidelines for Intel® Stratix® 10 EMIF IP topic.
    • Removed all references to LPDDR3.
  • In the RLDRAM 3 chapter:
    • Modified paragraph in the FPGA Resources topic.
    • Clarified the explanation of adjacent I/O banks in the Pin Guidelines for Intel® Stratix® 10 EMIF IP topic.
    • Removed all references to LPDDR3.
  • Removed the LPDDR3 chapter.
  • In the Timing Closure chapter:
    • Updated figures in the Read Capture Timing Analysis, Write Timing Analysis, Address and Command Timing Analysis, DQS Gating Timing Analysis, Write Leveling Timing Analysis, and Timing Report DDR topics.
  • In the Optimizing Controller Performance chapter:
    • Revised the calculations in the Refresh bullet point in the Interface Standard topic.
    • Revised the Frequency of Operation topic.
    • Revised the Bandwidth equation in the Bandwidth topic.
    • Revised the bulleted list of tools and methods in the Improving Controller Efficiency topic.
    • Removed the Command Queue Look Ahead Depth topic.
    • Updated figure in Additive Latency topic.
    • Updated both figures and associated text in Additive Latency and Bank Interleaving topic.
    • Added sentence to the introductory paragraph of the Command Reordering topic.
    • Added Enable Command Priority Control topic.
    • Removed all references to LPDDR3.
Date Version Changes
November 2017 2017.11.06
  • Entire document extensively restructured and revised, consolidating relevant content from the External Memory Interface Handbook.
  • Created End-User Signals chapter, comprising interface and signal descriptions, AFI signals and timing diagrams, and memory-mapped register (MMR) information.
  • Created protocol-specific chapters consolidating parameter descriptions, board skew equations, pin planning information, and board design guidelines for each memory protocol.
  • Created chapters for Timing Closure, Optimizing Controller Performance, and Debugging.
May 2017 2017.05.08
  • Updated the topics in the I/O Column section.
  • Updated DQ and DQS Pins Assignment section with new pin information.
  • Updated the Placement Guidelines section with more detailed description.
  • Updated the Resource Sharing Guidelines for Intel® Stratix® 10EMIF IP section.
  • Updated the Parameterizing Intel® Stratix® 10 External Memory Interface IP section.
  • Updated the Parameterizing Altera PHYLite for Parallel Interfaces IP Core section.
  • Added a topic about OCT in the Altera PHYLite for Parallel Interfaces IP Core References section.
  • Added a note that you can only use the Report DDR function if you enable the dynamic reconfiguration feature. The dynamic reconfiguration feature is not available with the current version of the Altera PHYLite for Parallel Interfaces IP core.
October 2016 2016.10.31
  • Initial release.
Level Two Title