SNLU324 March   2023

 

  1.   Abstract
  2.   Trademarks
  3. 1Hardware Description and Setup
    1. 1.1 Required Hardware
    2. 1.2 General Hardware Test Setup Procedure
    3. 1.3 Hardware Configuration to Use External 25 MHz Oscillator for CAL_CLK_IN
  4. 2Software Description
    1. 2.1 Software Installation Sequence
    2. 2.2 Latte Functional Overview
    3. 2.3 Useful Latte Short-Cuts
    4. 2.4 DS560DF410EVM Initialization Through the Latte GUI
      1. 2.4.1 Connect Latte to Board
      2. 2.4.2 Compile Libraries
      3. 2.4.3 Example: Programming DS560DF410EVM for 26.5625 GBd PAM4 Test Case
      4. 2.4.4 Retimer Configuration
      5. 2.4.5 Retimer Useful Functions (Contained in the usefulFunctions.py Latte Script)
      6. 2.4.6 Vertical Eye Monitor
  5. 3Related Documentation
    1. 3.1 Supplemental Content
  6. 4EVM Cable Assemblies

1.1 Required Hardware

  • 5 V power supply capable of sourcing 3 A
  • Power supply cable (included as part of EVM kit)
  • USB 2.0 Mini-B cable (included as part of EVM kit)
  • Heat sink plus fan assembly (for cooling retimer): comes pre-installed as part of EVM kit
  • A PC supporting USB 2.0/3.0
  • (Recommended) BERT with PAM4 data generation and error checking capability
  • (Recommended) a high-quality sampling scope for retimer transmitter output analysis
  • (Optional) external 25 MHz clock signal for retimer calibration clock