minimigtg68 : Message: Re: Minimig build for DE2 not working

minimigtg68 · Minimig with fpgacpu tg68

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Minimig build for DE2 not working

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Message #23 of 334 |

Re: Minimig build for DE2 not working

--- In minimigtg68@yahoogroups.com, "videopac2k" <hexacrypt@...> wrote:

> Also, we had issues with the first SD card we tried, a 2gb sandisc.
> Switching to a 1gb Twinmos (minisd with adaptor) solved the problem.
> The problem caused a rom failure and red screen lockup with sandisc.

Probably worth checking how the card is formatted. the Z80 spihost is
probably expecting FAT12 or FAT16. (Tobi?)
Default filesystem for 2GB is most likely FAT32, where as the 1GB card
may be FAT16.

Cheers,
Leslie

Mon Dec 17, 2007 1:40 pm

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"Leslie" <layling@...>

redskulldc

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Message #23 of 334 |

Expand Messages	Author	Sort by Date
Hi, I've run the .sof Tobias has distributed with no problems. However, when I try to run my own build (Quartus v7.2) the system perpetually shows "loading...	Mark McDougall tcdevelop	Dec 15, 2007 5:10 am
Mark McDougall wrote: Well, I can't figure out why building the DE2 version won't work for me. To summarise again, Quartus v7.2 SP1, only change was the path...	Mark McDougall tcdevelop	Dec 17, 2007 4:12 am
... The .sof distributed with the source does NOT work on this DE2. The .sof distributed before the source release DOES work. What has changed??? Why...	Mark McDougall tcdevelop	Dec 17, 2007 7:16 am
Hi Marc, this is a timinig problem. Please remove all timing optimised Options from your Quartus Project. I hope I found today the time to rework the...	TobiFlex tobiflexx	Dec 17, 2007 8:00 am
... bugs. I'm just curious to know, is the audio problem related to the number of samples made from the audio signal generated by the sigma modulator in...	videopac2k	Dec 17, 2007 9:45 am
I noticed in the sources for the PIC for the Original MiniMig, Dennis noted problems with SanDisk cards not following the standard and needing special tweaks. ...	fordp2002	Dec 17, 2007 12:40 pm
... Probably worth checking how the card is formatted. the Z80 spihost is probably expecting FAT12 or FAT16. (Tobi?) Default filesystem for 2GB is most likely...	Leslie redskulldc	Dec 17, 2007 1:40 pm
... FAT16 was used on both cards that were tested. Best Regards Fredrik...	videopac2k	Dec 17, 2007 1:59 pm

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