On Thu, 1 Jan 2026 20:42:10 +1100 Nigel Rowe <[email protected]> wrote:
> Bottom line, some of the batch of Arduino Nanos I got from Aliexpress > were faulty. They came with hflag set to 0xDA and avrdude would fail > changing it to 0xD9, leaving it at 0xDA, which means the boot area > was too small, and as the manual says, "Fuses are the main cause for > problems with the flash write operations.". (I won't say how much > stuffing around it took me to find this.) Wise to burn the fuses _before_ flashing. This could be incorporated into a future release even. Change them again afterwards if needed. Factory defaults (for the fuses) from the Atmel manual are not generally to be trusted. -- Regards, Martin Nicholas. E-mail: [email protected] (Address will be valid throughout 2026). _______________________________________________ Amforth-devel mailing list for http://amforth.sf.net/ [email protected] https://lists.sourceforge.net/lists/listinfo/amforth-devel
