Automatically Assigning Signal Groups - 2021.2 English

Vivado Design Suite User Guide: I/O and Clock Planning

Document ID
Release Date
2021.2 English
You can automatically place the signal groups for memory controllers individually or all at one time. You can target an I/O bank or a group of I/O banks for each memory controller. To automatically assign signal groups:
  1. Click the Auto Assign Controllers button .
  2. Select Auto-place All Controllers or Auto-place <controller name>.

  3. In the Select Banks for Auto-Place dialog box, select one of the following options:
    System Selected
    Allows the Vivado tools to find an optimal placement for the memory controllers.
    User Selected
    Allows you to select the banks to target for the memory controllers.
    Note: A warning opens if you did not select enough I/O banks to accommodate the memory controllers.

    After auto-placing, a confirmation dialog box lists the number of placed ports.