Re: Fuse settings question


Charles Mims <chmims@...>
 

I guess I need to rephrase my original question 'How do i prevent this from happening again?'  to 'How do I permanently change the H fuse to D1 from D9?'

Charles
KG5ZLH


On Sun, May 24, 2020 at 1:54 AM Alan G4ZFQ <alan4alan@...> wrote:
> This CQX 20 hat been been revived after using avrdude  to install
> T1.05.hex and T1.04.eep.
>
> This command  % avrdude -u -c usbasp -P usb -B 0.5 -U hfuse:r:-:h -U
> lfuse:r:-:h -U efuse:r:-:h'
> returns Fuses OK (E:FC, H:D9, L:F7

Charles,

Yes, the chip is not bricked.
But unless the H fuse is changed to D1 it will need the .eep file for
the next update.

73 Alan G4ZFQ



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