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21125-EVMD-001-B
July 2013

M21125/M21115 Evaluation Module

User Guide

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Summary of Contents for M21115

Page 1: ...21125 EVMD 001 B July 2013 M21125 M21115 Evaluation Module User Guide ...

Page 2: ...eed Technologies 2 Mindspeed Proprietary and Confidential Revision History Revision Date Description B July 2013 Updated High Speed output settings Table 2 3 Added Software Operation Chapter 3 A February 2009 Initial release ...

Page 3: ...duction 4 2 0 Quick Start Guide 5 3 0 Software Operation 11 3 1 Software Setup 11 3 2 Software Operation 13 3 2 1 Connection Settings 13 3 2 2 Resetting the Device 13 3 2 3 Direct Indirect Write Mode 14 3 2 4 Memory Map 15 3 2 5 Direct Register Access 16 3 2 6 Saving Loading State and Macro Files 16 ...

Page 4: ...EVM is a single PC board that provides access to 16 lanes of the crosspoint switch XPTS One group of four lanes is accessed via HDMI connectors another group of four lanes is accessed via DVI connectors and the remaining two groups of four lanes are accessed via SMA connectors The HDMI and DVI connectors are DC coupled to allow for direct connection to cables interfaced to TMDS sources and sinks T...

Page 5: ... Technologies 5 Mindspeed Proprietary and Confidential 2 0 Quick Start Guide The EVM is ready to use out of the box Please refer to Figure 2 1 for the location of the various connectors Figure 2 1 M21125 M21115 Evaluation Module ...

Page 6: ...yzers should be connected to the EVM by securing 50 cables to the SMA connectors labeled OUT 7 0 Note that the EVM is pre configured for pass through mode routing GRP0 IN0 to GRP0 OUT0 GRP0 IN1 to GRP0 OUT1 GRP1 IN7 to GRP1 OUT7 5 The crosspoint switch state can be altered utilizing DIP switches XPS CONFIG 1 0 located at SW3 as shown in Table 2 1 The EVM has been pre configured for the group switc...

Page 7: ...eed Proprietary and Confidential Table 2 2 Input Output Mapping Examples XPS CONFIG 1 0 Input Output LL IN0 OUT0 IN1 OUT1 IN2 OUT2 IN3 OUT3 IN4 OUT4 IN5 OUT5 IN6 OUT6 IN7 OUT7 LH IN0 OUT4 IN1 OUT5 IN2 OUT6 IN3 OUT7 IN4 OUT0 IN5 OUT1 IN6 OUT2 IN7 OUT3 ...

Page 8: ...S CONFIG 4 2 HLH After the DIP switches have been reconfigured it is necessary to push the button labeled uC RESET located at S3 see Figure 2 2 Table 2 3 Input Equalization and Output De Emphasis Configuration XPS CONFIG 4 2 IE Level DE Level Output Swing LLL Disabled Low 1000 mVppd LLH Disabled Medium 1000 mVppd LHL Disabled High 1000 mVppd LHH Low Low 1000 mVppd HLL Medium Low 1000 mVppd HLH Hig...

Page 9: ...tial 7 Verify the settings of the following DIP switches located at SW4 and SW2 Figure 2 3 shows the location of these DIP switches a GRP LANE MODE H b INPUT ENABLE L c OUTPUT ENABLE L d TEST L e I O CONFIG0 L f I O CONFIG1 L Figure 2 3 Location of DIP Switch Banks SW4 and SW2 ...

Page 10: ...D 001 B Mindspeed Technologies 10 Mindspeed Proprietary and Confidential 8 Perform the desired electrical evaluations Figure 2 4 shows a typical eye diagram Figure 2 4 Typical Data Output Eye Diagram at 3 8 Gbps ...

Page 11: ...ed 8 bit EVM Setup vX X folder and launch Setup exe to install the software Please note that Windows XP Service Pack 2 is the minimum system requirement for this software 2 Connect a USB cable to the EVM and the PC When the USB cable is connected a new hardware found window may pop up and install the USB driver Allow this process to complete before proceeding 3 Launch the Mindspeed 8 bit EVM User ...

Page 12: ...ecked 5 Next click the Connect button in the top left corner of the screen Most settings will be auto detected but you will be prompted if additional information is required see Section 3 2 1 6 Once connected it is generally a good practice to reset the device using the supplied configuration file see Section 3 2 2 Figure 3 6 Use Page Select Setting ...

Page 13: ... C is selected The software may also be operated without a device plugged in by turning Simulate Connection on This is useful primarily for getting familiarized with the interface or reviewing the available device settings 3 2 2 Resetting the Device In order to reset this device to the default settings Mindspeed has provided a configuration file that can be loaded after connection 1 Click the Load...

Page 14: ...ection 3 2 5 which still requires that the Write button be clicked in order to commit a change Indirect Write Mode Direct Write disabled In this mode changes made in the software are not written to the device until Write Changes or Write All is clicked Any items that have been modified will appear in bold italics to make it clear that these items have not been written Note that the buttons at the ...

Page 15: ...he memory map Click the Read All button to load the current values into the interface To change a value click on a particular cell in the table and type a new value Changes will either take effect immediately or after Write Changes is clicked depending on the current Direct Write Indirect Write setting see Section 3 2 3 Figure 3 10 Memory Map ...

Page 16: ...Load File Loads the settings from a file into the device In some cases Mindspeed will provide pre created files which may be included on the EVM CD or USB Drive Your application resource will provide these files along with instructions for their use if necessary Save State Takes a snapshot of the current state of all user level registers on the device and creates a script file that can be loaded b...

Page 17: ...nse express or implied by estoppel or otherwise to any intellectual property rights is granted by this document THESE MATERIALS ARE PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED RELATING TO SALE AND OR USE OF MINDSPEED PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE CONSEQUENTIAL OR INCIDENTAL DAMAGES MERCHANTABILITY OR INFRINGEMENT O...

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