SNLU296A December 2022 – December 2022 DS560MB410
5.3.2 Block Diagram
The Block Diagram tab allows for configuration of channel registers that are pertinent to most use cases. Each parameter can easily be adjusted by selecting the appropriate value from the drop down menus
It is important to select the appropriate channel through the Channel Select drop down menu in the top left prior to adjusting the channel settings. Unapplied changes will not be saved when the channel is changed. To apply changes, click Apply to Channel. To apply changes to all channels, click Apply to All Channels.
Figure 5-8 Block Diagram Tab|
Seting or Button Name |
Behavior |
|---|---|
| Update Time | Sets the time interval at which the device status is updated. |
| Channel Select | This setting is
persistent when switching between the Device Status, Block
Diagram, and Crosspoint Switch tabs. This setting is used to select which channel will be written to when Apply to Channel is clicked. |
| Refresh From Device | Reads register data from the device. This data will then be updated in the DS560MB410 Profile pages. |
| Reset Device | Resets all device registers to their default values. |
| Load From File | Opens a window allowing the user to select a file with register data. Once the appropriate file is selected, register data from the file will be written to device registers. |
| Save To File | Opens a window enabling the user to save device register data to their computer. This file contains data for all of the device registers. |
| Apply to Channel | Applies channel settings to the channel selected by the Channel Select setting. |
| Apply to All Channels | Applies channel settings to all device channels. |
| Power Down Channel | Powers down channel that is currently selected by the Channel Select” setting. Corresponds to channel register 0x04[6] and 0x04[3]. |
| Power Down All Channels | Powers down all channels. Corresponds to channel register 0x04[6] and 0x04[3]. |
| Power Up Channel | Powers up channel that is currently selected by the Channel Select” setting. Corresponds to channel register 0x04[6] and 0x04[3]. |
| Power Up All Channels | Powers up all channels. Corresponds to channel register 0x04[6] and 0x04[3]. |
| Driver VOD | Sets the differential output voltage (VOD) for the selected channel. Select from 0-3. Corresponds to channel register 0x06[7:6]. |
| EQ Boost Code | Enables compensation for insertion loss. Select from 0-30. Corresponds to channel register 0x10[5:0]. |
| EQ Mode | Enables selection of different equalization profiles depending on device use case. Select either PCB EQ or Cable EQ. Corresponds to channel register 0x04[0]. |
| Eye Expander | Adjusts linearity of equalization to better tune for PAM4. Select from 0-3. Corresponds to channel register 0x30[6:5]. |
| DC Gain Add | Adds drive current for tuning PAM4 linearity. Select from 0-1. Corresponds to channel register 0x0B[6]. |
| DC Gain Sub | Subtracts drive current for tuning PAM4 linearity. Select from 0-1. Corresponds to channel register 0x0B[5]. |