MULTILANE ML BERT Series User Manual Download Page 21

Page: 21 / 48

A display of supported NRZ/PAM4 BER graph combinations is shown below depending on the
measurement type:

▪

PAM 4 Measurements

▪

NRZ measurements

X axis

Y axis

Bit Count

Real Time BER

Instant BER

Instant Error Count

Accumulated Error Count

Real Time BER MSB

Real Time BER LSB

Instant BER MSB

Instant BER LSB

Accumulated Error Count MSB

Accumulated Error Count LSB

Instant Error Count MSB

Instant Error Count LSB

X axis

Y axis

Time

Real Time BER

Instant BER

Instant Error Count

Accumulated Error Count

Real Time BER MSB

Real Time BER LSB

Instant BER MSB

Instant BER LSB

Accumulated Error Count MSB

Accumulated Error Count LSB

Instant Error Count MSB

Instant Error Count LSB

X axis

Y axis

Accumulated
Error Count

Instant BER

Instant Error Count

Instant BER MSB

Instant BER LSB

Accumulated Error Count MSB

Accumulated Error Count LSB

Instant Error Count MSB

Instant Error Count LSB

X axis

Y axis

Accumulated Error
Count LSB

Instant BER LSB

Instant Error Count LSB

X axis

Y axis

Accumulated Error
Count MSB

Instant BER MSB

Instant Error Count MSB

X axis

Y axis

Accumulated Error
Count

Instant BER

Instant Error Count

X axis

Y axis

Time

Real Time BER

Instant BER

Instant Error Count

Accumulated Error Count

X axis

Y axis

Bit Count

Real Time BER

Instant BER

Instant Error Count

Accumulated Error Count

Table 3: PAM4 BER Graph Combinations

Table 4: NRZ BER Graph Combinations

Summary of Contents for ML BERT Series

Page 1: ...ML BERT Series User Manual Revision 1 1 0 July 2021 Installation Connection Calibration Measurement ML4039B ML4054B ML4039D ML4079D ML4039E EN ML4079E EN USER GUIDE...

Page 2: ...s While using this product you may need to access other parts of the system Read the General Safety Summary in other system manuals for warnings and cautions related to operating the system To Avoid F...

Page 3: ...ents 19 Measurement Controls 19 Generic Measurements 19 Platform Specific Measurements 22 Activating a purchased Real Hardware FEC License 22 Real Hardware FEC Measurements 23 Emulated FEC measurement...

Page 4: ...vision number Description Release Date 1 0 0 Initial Release 11 25 2020 1 1 0 Added new TB Features measurement tables multi channel support new FEC measurements BER SER Adapter Compliance Testing usi...

Page 5: ...Test FEC Forward Error Correction FW Firmware GBd Gigabaud Gbps Gigabits per Second GUI Graphical User Interface HW Hardware ISI Inter symbol Interference JTOL Jitter Tolerance NRZ Non Return to Zero...

Page 6: ...strumentation that ensures vendors can keep up with demand and bring their designs to market Our ThunderBERT line up of BERTs which covers virtually any desired line rate up to 800Gbps offers an exten...

Page 7: ...nderBERT setup file 2 Install ThunderBERT 3 Connect the ML BERT to the local network 4 Launch the GUI 5 Start the measurements Installation After downloading the ThunderBERT setup file select run and...

Page 8: ...he static instrument IP Run ThunderBERT software Connect using the IP address of the target instrument Figure 2 The IP address is printed on the back side of the BERT The previously connected IP addre...

Page 9: ...you can commence testing GUI Overview ThunderBERT provides end users with the ability to navigate and configure instruments from the ML BERT product family The provision of a responsive and intuitive...

Page 10: ...ID Instrument IP address and Temperature display o The info tab o A close GUI button Common BERT Settings Tab contains o Baud rate configuration o Signal modulation selection NRZ PAM4 o FFE tap select...

Page 11: ...he BERT Settings Tab shows all primary BERT configurations which you can set A Baud rate Selection B Modulation Selection C FEC D RX Amplitude Range E FFE Tap Selection F Gray Coding Feature G Additio...

Page 12: ...one second Figure 13 Switching between NRZ and PAM4 Modulation Type available based on the selected baud rate Figure 14 Additional Options let you save and load test configurations including bit rate...

Page 13: ...ibration is supported on low and high rates and on both eye modes NRZ and PAM4 The optimal FFE taps are currently calculated at scaling 80 Specify Error insertion rate The actual rate of errors per se...

Page 14: ...Apply the changes by clicking on the Set button You can load save FFE Taps file to load and use a previous FFE configuration or save it for later use by clicking on the buttons in the corner Error In...

Page 15: ...vailable in limited used cases as of version 2 4 Operate in 7 tap mode to enable TX auto optimization mode After enabling 7 tap mode you can now apply the auto optimization settings where the ThunderB...

Page 16: ...button becomes green indicating that RX polarity is inverted Equalization type Includes DFE RC LDEQ and MPICAN supported EQ types appear in this block according to the BERT type o DFE Decision Feedba...

Page 17: ...ar as shown in Figure 27 The Rx diagnostics features 3 measurement tabs FFE Taps Displays the Feed Forward Equalizer tap values SNR Measures Signal to Noise Ratio in decibels dB Histogram Measures den...

Page 18: ...e in limits When the Clk In mode is enabled you cannot use the BERT as a reference clock generator Clk Out The permissible analog clock input range for the ML BERT platforms varies between 136 36 and...

Page 19: ...Accumulated and Instant BER Continuous BER Test Time defined BER Test Control Definition Start and Stop BER FEC and SER measurements RX diagnostics RX FFE taps SNR and Histogram Control Capture histog...

Page 20: ...Filtering E Graph Display Measurements Selection axes F Channel Selection G Timer Continuous Mode H Stop Start BER I Details panel X axis selection To enable measurements select a value for both the...

Page 21: ...r Count MSB Accumulated Error Count LSB Instant Error Count MSB Instant Error Count LSB X axis Y axis Accumulated Error Count Instant BER Instant Error Count Instant BER MSB Instant BER LSB Accumulate...

Page 22: ...ents are displayed below in Figures 36 1 and 36 2 Platform Specific Measurements MultiLane offers both emulated and real hardware FEC supporting devices Available FEC measurements depend on the HW rev...

Page 23: ...EC features will then be accessible and ready to use You will be notified if a wrong LK is entered figure 41 The GUI will disconnect directly if a wrong LK is entered four times consecutively figure 4...

Page 24: ...words correctable and uncorrectable processed by the decoder Corrected Codeword Count Number of codewords FEC blocks that were corrected by the decoder which means the number of codewords that were de...

Page 25: ...on the left of the graph You can choose between visualizing instant and accumulated measurements and measurements table under the FEC and SER tabs You can save the table of result on your desktop usi...

Page 26: ...Codeword Count Instant Uncorrected Codeword Error Rate Instant Corrected Bit Count Instant Frame Error Rate Instant FEC Symbol Error Count Instant FEC Symbol Error Rate Accumulated Corrected Ones Cou...

Page 27: ...umulated Corrected Bit Count Accumulated FEC Symbol Error Count X axis Y axis Accumulated Corrected Codeword Count Instant FEC corrected Bit Rate Instant Corrected One Count Instant Corrected Zero Cou...

Page 28: ...r Rate Instant FEC Symbol Error Count Instant FEC Symbol Error Rate Accumulated Corrected Ones Count Accumulated Corrected Zeros Count Accumulated Corrected Codeword Count Accumulated Uncorrected Code...

Page 29: ...d Errors Number of correctable bits determined by the error distribution algorithm in the FEC emulator Block Count Total number of bit stream blocks emulated codewords processed by the emulation algor...

Page 30: ...be within the following range 23 29 or 46 56 GBd Inject noise into the external traffic via the Noise Injection menu on each channel Apply intended noise injection on the looped back external signal A...

Page 31: ...s current TX side average output power and RX side average input power You can read the populated values in AUX 1 AUX2 and AUX3 according to the vendor implementation The following values can be displ...

Page 32: ...d by an alarm notification as shown in the following figures The Normal Warning and Alarm thresholds for each DDM parameter are pulled from the populated modules memory map as per CMIS requirements Tr...

Page 33: ...sabled the power dissipation will be set to the value inside register 98 and LED will turn green o ModSelL when activated the ModSelL input pin is forced Low by the host The module responds to 2 wire...

Page 34: ...displayed on the screen specifying an invalid data value Transceiver Control On the TX buttons for each channel you can control the transceiver itself by configuring the output polarity squelch and eq...

Page 35: ...power the adapter externally using the External Power Connector P3V3_4054 To power up the adapter from the 4054B platform the jumper must be placed on the P3V3_4054 Pin Hardware Control Signals 1 7 G...

Page 36: ...n the board and the adapter In external I2C mode you need to control the DUT using the I2C programmer To enable a 2 wire communication MODSEL pin should be grounded by connecting Pin 1 and Pin 2 using...

Page 37: ...op up Figure 66 If the jumper is still on the HW_I2C pin the adapter will operate in the external I2C mode regardless the chosen mode on the GUI Figure 66 External mode disabled via the GUI while the...

Page 38: ...ulation ML4039E 4 58 800 PAM4 NRZ High baud rate coverage 53 GBd range Real HW RS FEC KP KR ML4039EN 4 58 800 PAM4 NRZ High baud rate coverage 53 GBd range Real HW RS FEC KP KR Noise Injection ML4054B...

Page 39: ...rk connection between the laptop and the BERT using Internet Protocol Version 4 TCP IPv4 o Open Control Panel and choose Network and Internet o Open Network and Sharing Center Click on Change Adapter...

Page 40: ...nect the laptop directly to the BERT using an Ethernet cable Copy the IP Address found on the back of the unit Ping the device to make sure that the connection is successful Now a new local network ha...

Page 41: ...IPChanger tool with Ethernet cable connection Changing the IP Address of the Instrument Using USB Driver Ethernet Configuration Download the USB driver and the Ethernet tool of the instrument from htt...

Page 42: ...has established a ping between the current factory IP and your PC by creating a Local Network Connection Open MLIPChanger tool Enter the IP Address in the highlighted field and click on Connect Once c...

Page 43: ...OFF This includes Windows Defender or any other type of anti virus software that might block responses from the device The firmware update process will not proceed to the next step unless both condit...

Page 44: ...n is made by browsing the location of the FW file After selecting the FW file click on Next and proceed to the next steps Create a memory backup file on the device You have the choice to keep the olde...

Page 45: ...45 After finishing the update succesfully the BERT is now ready to use For more information please contact our support team at support multilaneinc com...

Page 46: ...Upgrades To complete the FW upgrade disable Real Time Protection on their devices This appendix will detail the Disabling process using Windows 10 Navigate to Windows Security Tab from Start Windows D...

Page 47: ...Go to Settings and choose Virus Threat protection Settings Turn off Real Time Protection Finally check for other running Antivirus software and Firewall defenders which might block the FW upgrade proc...

Page 48: ...ebanon Hsinchu City 300 Taiwan R O C 1 510 573 6388 961 81 794 455 886 3 5744 591 Figure 29 Setup Installation Procedure North America Worldwide Asia 48521 Warm Springs Blvd Suite 310 Houmal Technolog...

Search results

Summary of Contents for ML BERT Series

Reviews:

Related manuals for ML BERT Series

Brands by name

Popular brands

MULTILANE ML BERT Series, User Manual

Search results

Summary of Contents for ML BERT Series

Reviews:

Related manuals for ML BERT Series

Brands by name

Popular brands