Understanding Warnings for Assigned Non-Memory Ports - 2020.2 English

Vivado Design Suite User Guide: I/O and Clock Planning (UG899)

Document ID
UG899
Release Date
2021-03-09
Version
2020.2 English

The Memory Bank/Byte Planner does not allow signal groups to be assigned to I/O banks that are already assigned to non-memory I/O ports. A yellow warning icon appears with a tooltip indicating that non-memory ports are assigned to the byte group, as shown in the following figure.

Figure 1. Warnings for Assigned Non-Memory Ports

You can address this issue by unplacing the ports. In the I/O Ports window, right-click the ports, and select Unplace, as shown in the following figure.

Figure 2. Unplacing Non-Memory Ports