Lpc2000

Hi,

I2C normally needs pullup's regardless of the implementation ...

Markus

nevelian schrieb:
> 
> Hi,
> 
> I want to use P0.2 (SCL) & P0.3 (SDA) as GPIO, and are using the 
> following code;
> 
>         PINSEL0 = 0x00000005;                               
> 	PINSEL1 = 0;
> 	IODIR = 0xFFFFFFFF;
> 	IOSET = 0xFFFFFFFF;
> 
> According to the datasheet I should have setup P0.0 & P0.1 as Uart 
> pins and the rest as GPIO.
> 
> The UART works, as do GPIO P0.4 - P0.31, but why aren't P0.2 & P0.3 
> outputing high (or do they need pullups)?
> 
> Rob
> 
> 
> 
> 
> 
> 
>  
> Yahoo! Groups Links
> 
> 
> 
>  
> 
> 
> 
> 

-- 
Mit freundlichen Gr\ufffdssen
Markus Meng

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