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Hi
My Quartus Prime pro version is 22.3
I get no clear error message in Analysis & Synthesis step :
The following tri-state nodes are fed by constants : The node
; 13032:13033 ; ; The following tri-state nodes are fed by constants : The node "scp_fpga_instance_wrapper_inst|cnvi_top|cnv_hip_wrapper_inst_0|cnv_hip_inst|n1" is fed by VCC
; 13032:13033 ; ;The following tri-state nodes are fed by constants : The node "scp_fpga_instance_wrapper_inst|cnvi_top|cnv_hip_wrapper_inst_0|cnv_hip_inst|n1" is fed by GND
The following tri-state nodes are fed by constants
Warning (13033): The node "scp_fpga_instance_wrapper_inst|cnvi_top|cnv_hip_wrapper_inst_0|cnv_hip_inst|n1" is fed by VCC
Warning (13033): The node "scp_fpga_instance_wrapper_inst|cnvi_top|cnv_hip_wrapper_inst_0|cnv_hip_inst|n1" is fed by GND
When I try to investigate it I don't find any "n1" signal in this hierarchy
please advise.
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look sharp, it's no error, just a warning. The connection may be intentional.
If you don't find n1, you should at least be able to locate cnv_hip_inst in RTL or post synthesis netlist.
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Hi
I forgot to add that finally there was error following to the warnings:
Error(13076): The node "scp_fpga_instance_wrapper_inst|cnvi_top|cnv_hip_wrapper_inst_0|cnv_hip_inst|n1" has multiple drivers.
Error(20073): "constant VCC" is one of the multiple drivers.
Error(20073): "constant GND" is one of the multiple drivers.
Indeed, I can find the cnv_hip_inst instance in the RTL , but if I can't find n1 I don't have any clue how solve/understand the issue.
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Have you able to locate the node? and then cross probe to rtl?
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I found the issue, there were two assignments to same wire ( 1 in RTL and the other through XMR )
Quartus message was unclear - the node had a different name then Quartus indicated.
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Are you able to solve this issue?
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Yes
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