Mega ST project

General discussions or ideas about hardware.
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frank.lukas
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Joined: 19 Jan 2018 11:52

Re: Mega ST project

Post by frank.lukas »

I had some trouble with the same ET4000 card. The T8 driver will work I think. Try NVDI5 ET4000 ...

The NVDIVGA.INF is from a VOFA Adapter. You load the inf into the VMG, Test it and save it.
Attachments
NVDIVGA.zip
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HigashiJun
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Joined: 19 Jun 2020 07:21
Location: Tokyo

Re: Mega ST project

Post by HigashiJun »

Darklord wrote: 13 Dec 2021 15:51 Sorry for your troubles. I'm betting you'll sort it out though. :)

Quick aside, question about your Lightning ST setup - did you use the
+5v and ground connections with the Lightning ST? Thanks...
Thank you, but it should get better sooner or later.

The ST Lightning is now connected to +5V, but I cannot notice any difference.

I will check with a slim CD-ROM reader attached to the USB.
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HigashiJun
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Location: Tokyo

Re: Mega ST project

Post by HigashiJun »

frank.lukas wrote: 13 Dec 2021 18:20 I had some trouble with the same ET4000 card. The T8 driver will work I think. Try NVDI5 ET4000 ...

The NVDIVGA.INF is from a VOFA Adapter. You load the inf into the VMG, Test it and save it.
Thank you Frank.

The T8 driver freezes, so I will check with NVDI5 and your file.
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frank.lukas
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Re: Mega ST project

Post by frank.lukas »

AUTO Folder order is important !

Nova driver -> NVDI5 (Nova) -> USB driver
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HigashiJun
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Location: Tokyo

Re: Mega ST project

Post by HigashiJun »

Tried Idek's drivers and NVDI5 and both work without the PAK68.

When PAK is fitted, the Mega ST freezes when VGA drivers load.

After an exhausting day at work, I am too tired today to go further.
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frank.lukas
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Joined: 19 Jan 2018 11:52

Re: Mega ST project

Post by frank.lukas »

The relocator pcb and the pak can be the problem. I have a extension for the mega st bus connector to test it ...

mst_extension.jpg
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frank.lukas
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Re: Mega ST project

Post by frank.lukas »

I ask Idek for a 030 STGA T8 nova driver ...
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HigashiJun
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Joined: 19 Jun 2020 07:21
Location: Tokyo

Re: Mega ST project

Post by HigashiJun »

Yes, might be...

I made some tests today and the result is still the same.

As my blitter is removed and fully disabled (soldered pads), I also tried the FDD and I had the following screen:

FDD.jpeg
FDD.jpeg (635.23 KiB) Viewed 3016 times

But I guess the CPU relocator is not the culprit here.

So ALT-RAM, IDE and USB work great but VGA card and FDD have issues.

Another weird thing is that the PAK does not work with a CPU on top of it (jumper J5 disabled or enabled).

It will take longer than expected to solve everything.

:x
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frank.lukas
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Joined: 19 Jan 2018 11:52

Re: Mega ST project

Post by frank.lukas »

HigashiJun wrote: 15 Dec 2021 11:52 Another weird thing is that the PAK does not work with a CPU on top of it (jumper J5 disabled or enabled).
There are two versions of the PAK68/3 pcb, an older one and a newer. The older need to patched ...

Read all on the WRS Website and use a translator.
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HigashiJun
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Joined: 19 Jun 2020 07:21
Location: Tokyo

Re: Mega ST project

Post by HigashiJun »

frank.lukas wrote: 15 Dec 2021 12:51
HigashiJun wrote: 15 Dec 2021 11:52 Another weird thing is that the PAK does not work with a CPU on top of it (jumper J5 disabled or enabled).
There are two versions of the PAK68/3 pcb, an older one and a newer. The older need to patched ...

Read all on the WRS Website and use a translator.
I have the older one (PAK3-030).

All my GALs are the latest ones.

Do you mean patched physically ?

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