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Altera_Forum
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15 years ago

Error (10028): Can't resolve multiple constant drivers for net "P[6]"

below are my code. when I compile, Error (10028): Can't resolve multiple constant drivers... is coming out, anyone knows what's the problem? entity DU is port ( clk, reset, ctrlA, ldA : i...
Altera_Forum's avatar
Altera_Forum
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15 years ago

Besides P also A and B multiple drivers. They are driven in two places, in the first process and in one of the component instances c1-c3. This is like shorting to logic outputs, it's not allowed by VHDL syntax rules. You have to decide, which side is intended to drive the respective nets.