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Lpc2000

Index last updated: 2026-04-28 23:31 UTC

Message

Re: LPC2212

2005-01-20 by lpcarmed

The I2C lines are not configured to open drain by default. P0.2 and
P0.2 will be in GPIO mode after reset. User manual, page 117, last
column, Reset Value=00

--- In lpc2000@yahoogroups.com, "lpc2100_fan" <lpc2100_fan@y...> wrote:
> 
> Hi,
> 
> after reset no matter whether programmed or not, in general ports are
> input, I2C ports are open drain.
> After programming, ports that you define as outputs will eb driving
> according to the high / low level you programmed
> 
> Cheers, Bob
> 
> --- In lpc2000@yahoogroups.com, "scottkelsall" <scottkelsall@y...>
wrote:
> > 
> > Hi
> > 
> > Does anyone know what the default port logic levels are for the 
> > LPC2212 when the device is blank and energised ready for programming
> > 
> > Also what are the default levels for all ports during energisation 
> > when the device is programmed with sw
> > 
> > Thanks for your help
> > 
> > Scott

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