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Uart decoder

// Fork a simulation process which will analyze the uartPin and print transmitted bytes into the simulation terminal.
fork {
  // Wait until the design sets the uartPin to true (wait for the reset effect).
  waitUntil(uartPin.toBoolean == true)

  while(true) {
    waitUntil(uartPin.toBoolean == false)
    sleep(baudPeriod/2)

    assert(uartPin.toBoolean == false)
    sleep(baudPeriod)

    var buffer = 0
    for(bitId <- 0 to 7) {
      if(uartPin.toBoolean)
        buffer |= 1 << bitId
      sleep(baudPeriod)
    }

    assert(uartPin.toBoolean == true)
    print(buffer.toChar)
  }
}