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Re: [AVR-Chat] Made mistake with fuse on Mega88: set to external crystal. Can it be fixed without parallel programming?

2009-12-18 by Jim Wagner

On Dec 18, 2009, at 7:19 AM, Cat C wrote:

>
> Hi,
> The subject says it all.
> I don't think I can fix it with ISP, but might JTAG work?
> With a Dragon?
>
> Thanks,
>
> Cat
>
> 
Make an external oscillator! An 74HC04 (I think thats it, quad  
inverter). Put a 4.7Meg feedback resistor around one, add crystal and  
2 caps. Apply power & ground and connect output to XTAL1, and you  
should be good to go.

Jim Wagner
Oregon Research Electronics

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