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Altera_Forum's avatar
Altera_Forum
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10 years ago

works in testbench, but not on the board [IP UART TX and RX]

I just designed an ip UART TX and RX simple. It work in testbench but not on the board. Please tell me why? Thanks

2 Replies

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

    I didn't get through your complete code, but I recommend you use a clock in the state machine in RX/TX modules.

    The always @ ( * ) may work with simulator, but it could make a mess in actual hardware.
  • Altera_Forum's avatar
    Altera_Forum
    Icon for Honored Contributor rankHonored Contributor
    10 years ago

    I think alway@(*) it genarate like combination circuits. I wil considerate. thanks you for reply