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Recent content by yuanxiaowei

  1. Y

    Does @lter@ family has internal pull-up?

    Please access Altera website to download a datasheet for more detailed informations. :roll:
  2. Y

    how to convert 0V--12V DC signals to TTL?

    use LM393 to configure a voltage comparator. the output of LM393 is pulled up to +5v by a resistor.

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