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Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Need help with errors!!!

ERROR: Error: The pin "IO_DATA[0]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[1]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[2]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[3]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[4]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[5]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[6]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[7]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[8]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[9]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[10]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[11]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[12]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[13]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[14]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

ERROR: Error: The pin "IO_DATA[15]" has multiple drivers due to the non-tri-state driver "SCOMP:inst8|IO_DATA[15]"

See attached for more details

1 Reply

  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    12 years ago

    The error is quite clear: you are driving IO_DATA in more places.

    I think the error is with the IO_DATA<=AC assignments in the last part of code, because I guess LPM_BUSTRI is actually supposed to set IO_DATA value according to IO_WRITE_INT status.