Answers Database

Hardware Debugger: Current design does not have RDBACK block connected.


Record #2532

Product Family:  Software

Product Line:  FPGA Core

Problem Title:
Hardware Debugger: Current design does not have RDBACK block connected.


Problem Description:
Keywords:  hardware debugger, readback

Urgency: Standard

General Description:
Hardware Debugger will issue this error:

Current design does not have RDBACK block connected.
Readback device's configuration is disable.

or

Xchecker will issue this error:

ERROR 014: Current design do not have RDBACK block connected.
Device readback may be incorrect.


Solution 1:

Check to see if an IBUF is used as the buffer between the pad and
TRIG line of the READBACK symbol.

Using a BUFG will cause this error.



End of Record #2532