WH Tan wrote:

>Hello,
>Disable "Dedicated ICD port" setting. If you're using a DIP part, 
>alternate ICD pins are not available. Those pins only exist on TQFP 
>part, and if you're using this part, the ICD connection is no longer 
>using RB7, RB6 etc. Check the datasheet under "Special features of uC"
>
>Hope this helps.
>WH Tan
>
>
>----- Original Message ----- 
>From: "Dave Turner" <dave.w.turner@gmail.com>
>To: "Microcontroller discussion list - Public." <piclist@mit.edu>
>Sent: Tuesday, May 24, 2005 1:31 AM
>Subject: Re: [PIC] ICD2
>
>
>  
>
>>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
>>>
>>>      
>>>
>
>
>  
>
Thank you, now it works

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