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4350 Centennial Blvd. | Colorado Springs CO 80907 USA | 1-800-645-8862 | 

caes.com

 

3.125 Gbps Crosspoint Switch (XPS)  

UT65CML8X8FD-EVB-UM Evaluation Board 

 

 

 

 

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1.0   Introduction 

The UT65CML8X8FD-EVB Evaluation Board provides a comprehensive platform for evaluating the UT65CML8X8FD 
3.125 Gbps Crosspoint Switch (XPS). The XPS is configured via the internal registers as specified in the register map 

section of the data sheet.  Internal registers are configured via the XPS SPI port.  A Software (SW) Graphical User 
Interface (GUI) is provided with the UT65CML8X8FD-EVB to facilitate setup of the XPS device.  Users can specify 
high-speed signal routing paths, input receiver (RX) equalization (EQ), output transmitter (TX) amplitude, and all 

other User-configurable operating parameters through the SW GUI.  This User Guide serves to provide setup and 
operation of the UT65CML8X8FD-EVB, including both Hardware (HW) and Software (SW). 

 

 

Figure 1: UT65CML8X8FD-EVB Crosspoint Switch Evaluaton Board 

Top View (TX Side) 

 

 

 

 

 

Summary of Contents for CAES UT65CML8X8FD-EVB-UM

Page 1: ...ster map section of the data sheet Internal registers are configured via the XPS SPI port A Software SW Graphical User Interface GUI is provided with the UT65CML8X8FD EVB to facilitate setup of the XP...

Page 2: ...f UT65CML8X8FD EVB 1 PCB Layout Information 2 EVB GUI SW 3 EVB User Manual https caes com product ut65cml8x8fd downloads 3 0 Evaluation Kit Contents UT65CML8X8FD EVB 3 125 Gbps Crosspoint Switch XPS E...

Page 3: ...setup diagram 7 Figure 4 Test Equipment Setup Diagram 7 8 0 Operating Instructions 8 Figure 5a Evaluation Board Test Configuration All Possible XPS Connections 8 Figure 5b Evaluation Board Test Config...

Page 4: ...t Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL 5 0 Evaluation Board EVB Configuration 5a EVB Top View TX Side Figure 2 UT65CML8X8FD EVB Crosspoint Switch Evaluaton Board Top V...

Page 5: ...lorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 3 UT65CML8X8FD EVB Crosspoint Switch Evaluaton Bo...

Page 6: ...BW 8GHz Oscilloscope for Output Display 1 4 2 3 Channel DC Power Supply DC Power Supply for XPS Evaluation Board 1 2V 1 5 1 8V optional 2 5V 1 5 MS Windows Laptop Computer Platform for SW GUI Operati...

Page 7: ...d Colorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL 7 0 Test Equipment setup diagram Figure 4 Test Equip...

Page 8: ...nel 0 connects only to Port N TX Channel 0 Port N RX Channel 1 only to Port N TX Channel 1 Port N RX Channel 2 only to Port N TX Channel 2 and Port N RX Channel 3 only to Port N TX Channel 3 This arch...

Page 9: ...he top side of the EVB See Figures 2 3 Right angle SMA adapters are recommended for horizontal EVB orientation See Figure 6 Connect NI USB 6501 USB to SPI Interface Device see Figure 7 to a Windows PC...

Page 10: ...5 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 6 Example UT65CML8X8FD EVB Test Equipment Setup Figure 7 NI USB 6501 USB to SPI Inter...

Page 11: ...a successful GUI installation the GUI executable file CAES XPS exe will be present in the run directory where the GUI SW was installed Double click on this executable file to start the GUI Click on t...

Page 12: ...907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 9 XPS GUI Miscellaneous Settings Tab Parameters Figure 10 XPS GUI Rec...

Page 13: ...ial Blvd Colorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 11 XPS GUI Transmitter TX Settings Tab...

Page 14: ...4350 Centennial Blvd Colorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 12 Schematics 1 5...

Page 15: ...CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 13 Schematics 2 5 Note 04 06 22 Schematic error TXP N_3_3 are re...

Page 16: ...4350 Centennial Blvd Colorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 14 Schematics 3 5...

Page 17: ...CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 15 Schematics 4 5 Note 04 06 22 Schematic error TXP N_3_3 are re...

Page 18: ...4350 Centennial Blvd Colorado Springs CO 80907 USA 1 800 645 8862 caes com 3 125 Gbps Crosspoint Switch XPS UT65CML8X8FD EVB UM Evaluation Board 4 06 2022 USER MANUAL Figure 16 Schematics 5 5...

Page 19: ...CON6 6x1_header Digikey S1011EC 06 ND Sullins PRPC006SAAN RC 11 3 R1 R2 R3 10 RES 10 OHM1 1 4W 1206 SMT1206 Digikey RMCF1206FT10R0CT ND Stackpole Electronics Inc RMCF1206FT10R0 Out of Stock Replaceme...

Page 20: ...able if these commodities technology or software are exported from the U S These commodities technology or software were exported from the United States in accordance with the Export Administration Re...

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