Solved.

The issue was a bad soldering on the prototypes.

Thanks for your help.

Best Jens


> -----Original Message-----
> From: piclist-bounces@mit.edu 
> [mailto:piclist-bounces@mit.edu] On Behalf Of Harold Hallikainen
> Sent: Friday, December 07, 2007 2:21 AM
> To: Microcontroller discussion list - Public.
> Subject: Re: [PIC] Can not connect to 24HJ128GP210
> 
> You can use any of the ICSP ports for programming, so try 
> that first. For debug, you need to select which ICSP port 
> you're going to use. See "Comm Channel Select" in the config 
> bits menu.
> 
> Harold
> 
> 
> > Hi,
> >
> > I just try to connect the first time to a new board with 
> 24HJ128GP210.
> > I use ICD2 and connect it to PGC1/PGD1 at the PIC. MCLR and VCC are 
> > also connected, Selftest from MPLAP shows all voltages are ok.
> > Internal 2,5 V are also ok.
> >
> > If I try to connect, MPLAP says wrong ID. ID read from device is 
> > 0xFFFF, what is definitly wrong.
> > How or do I need to tell the PIC, which of the three ICSP 
> ports he has 
> > to use?
> > Or are they all tied together, as soon the ICD is connected?
> >
> > Thanks for all ideas.
> >
> > Best Jens
> >
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