Well, it's probably the oscillator - I'm not sure, but the ICD2
probably can't run from a USB clock.  Try using either the internal or
external RC, or an external crystal - Crystals are only really needed
for anything that uses a clock, etc - RCs are useless for clocks, but
fine for everything else.

On 5/23/05, Paul van der Linden <pvdl1984@xs4all.nl> wrote:
> >        LIST P=18F4550, R=DEC
> >
> >        #include "P18F4550.INC"
> >
> >        CLRF  TRISB
> >        BSF     PORTB, 0
> >        END
> 
> 
> Ok, if I program the device, this is working, so it runs, only debugging
> isn't working.
> I've these configuration bits:
> http://members.lycos.nl/pvdl1984/icd2.html
> 
> Log of the icd2:
> Connecting to MPLAB ICD 2
> ...Connected
> Setting Vdd source to target
> Target Device PIC18F4550 found, revision = a3
> ...Reading ICD Product ID
> Running ICD Self Test
> ...Passed
> MPLAB ICD 2 Ready
> Programming Target...
> ...Validating configuration fields
> ...Erasing Part
> ...Programming Program Memory (0x0 - 0x3F)
> ...Loading DebugExecutive
> ...Programming DebugExecutive
> ...Programming Debug Vector
> ...Programming RSBUG
> Verifying...
> ...Program Memory
> ...Debug Executive
> ...Debug Vector
> ...Verify Succeeded
> Programming Configuration Bits
> .. Config Memory
> Verifying configuration memory...
> ...Verify Succeeded
> Connecting to debug executive
> ICD0083: Target not in debug mode, unable to perform operation
> MPLAB ICD 2 Ready
> 
> Is there anything wrong with the settings?
> 
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-- 

Dave
All us base are belong to you.

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