Use Pull-ups/Pull-downs to Prevent Floating

• Unused IOBs:

  • Outputs of unused IOBs are automatically disabled
  • Pull-ups are automatically connected on unused IOBs

• Used IOBs:

  • A PULLUP or PULLDOWN primitive can be connected to used IOBs
  • Inputs should not be left floating
    • Add a pull-up to design inputs that may be left floating to reduce power and noise

이전 슬라이드

다음 슬라이드

첫 슬라이드로 이동

그래픽 버전 보기