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Lpc2000

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Re: [lpc2000] LPC2294 Port 0.2 problem

2005-12-30 by Richard Duits

If I remeber correctly (don't have all the docs here right now), those 
are I2C pins. These pins need pullup resistors because they can only 
pull down a pin to gnd. This should also be in the datasheet or the user 
manual.

Richard.




mahbub1833 wrote:

> Hi,
> I am newbie, working with phycore LPC2294.
>
> For testing purpose I have connected 8 LEDs to the P0.0-p0.7. I have
> applied right shifting algorithm. There the LED connected to P0.2 is
> on but voltage is very low. Where all the LEDs are bright, there the
> LED connected to P0.2 is dimming. I got nothing special with that port
> in the datasheet.
>
> Is there any problem in my board? Or anything special that I missed?
> How would I solve this problem?
>
> Thanks in advance.
>

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