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 The math isn't that hard. It's just a tool, like a screwdriver or soldering iron. Sure you get tired of picking up the same old thing everyday, but when you have to tighten a screw you still reach for the screwdriver. - Al Skierkiewicz [more] |
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#5
09-02-2009, 07:22
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Re: drivers station digital input trouble
Chris,
Without the pullup resistors, the high input impedance of the devices used, can respond to anything including your hand, a closeby radio station, even a CFL or a plasma TV screen. |
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