[Coco] Howto for Altera DE1?
Aaron Wolfe
aawolfe at gmail.com
Sun Jun 27 18:41:25 EDT 2010
I'm not sure if the files on the Yahoo group are current or not. I
can send you that last version Gary sent me, which may be more or less
recent than what you have.
In general steps, you must:
1. Load the CoCo 3 ROM at address 0 of the flash
2. Load the .sof into the board using the programmer
That's really it. I've heard you only need the .pof if you want to
make the board start up in coco3 mode, I've never tried that.
Switch settings of 0,1,2,3 and 7 on, rest off works here, I forget the
purpose of all of them but 0 and 1 are the CPU speed control, and 8 9
are the serial port speed control for drivewire, off off is 115k, off
on is 230k, on off is 460k, on on is 920k. 115 and 460800k are tested,
920k probably won't ever work.
On Sun, Jun 27, 2010 at 9:49 AM, Steven Hirsch <snhirsch at gmail.com> wrote:
> I guess I'm not smart enough to figure this out..
>
> Spent about a day getting the Quartus II software package installed on my
> Ubuntu Linux box and convincing it to talk to the USB blaster port on the
> FPGA board.
>
> I grabbed the latest coco3fpga_dw.pof and *.sof files from the Yahoo group
> files section. After a little bit of fumbling, I figured out how to use
> JTAG to program the .sof file and selected active serial to program the
> .pof.
>
> Now what? I connected a VGA monitor and keyboard and turned the board on.
> Nothing happens! All red LEDs above the slide switches are on along with
> all green LEDs above the buttons. And, that's it. No display on the
> monitor and no other signs of life.
>
> Clearly I'm missing something vital but cannot find a shred of documentation
> or discussion to shed light on it.
>
> Steve
>
>
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>
>
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