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a little bit of help

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hey guys. working on a dvd drive for a pc that can be flashed to mimic an xbox 360 drive. the problem is that on a real 360 dvd drive when the tray is fully closed or fully open the tray status lined is pulled high to 3.3v and then while the drive is opening or closing the status is pulled low to 0v although with this drive tray status is 3.3v only when its fully closed an 0v all other times. any simple cicruits i can build to counter this problem?
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