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Schneider Euro PC

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Reply 20 of 207, by konc

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Jinxter wrote:

And it workes - Except RTC er resette very time i reboot machine. I will not bother to fix this - i think.

Great news! Try setting the date to something more "logical" for the EuroPC, like some date in 1995 😉

Jinxter wrote:

To bad i only have a monocrome screen. I tried to connect it with pin 7 on the CGA (9 pin) connector to the Composite input on LCD screen. It did not work.
I will try a CGA to SCART converter later.

I don't know if I'm missing something here, but the EuroPC with the monochrome monitor doesn't have a CGA adapter. It's an MDA.

Reply 21 of 207, by Jinxter

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konc wrote:
Great news! Try setting the date to something more "logical" for the EuroPC, like some date in 1995 ;) […]
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Jinxter wrote:

And it workes - Except RTC er resette very time i reboot machine. I will not bother to fix this - i think.

Great news! Try setting the date to something more "logical" for the EuroPC, like some date in 1995 😉

Jinxter wrote:

To bad i only have a monocrome screen. I tried to connect it with pin 7 on the CGA (9 pin) connector to the Composite input on LCD screen. It did not work.
I will try a CGA to SCART converter later.

I don't know if I'm missing something here, but the EuroPC with the monochrome monitor doesn't have a CGA adapter. It's an MDA.

I will try with a different date - thanks for the input.

The EuroPC har an option for Colour og Monocrome i the Setup/BIOS. It also describes RGBi utput in the PINOUT schema in the manual. I think it has CGA output.

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Reply 22 of 207, by Scali

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Jinxter wrote:

The EuroPC har an option for Colour og Monocrome i the Setup/BIOS. It also describes RGBi utput in the PINOUT schema in the manual. I think it has CGA output.

It has a Paradise PVC4 graphics chip, which is a dual-standard chip (it's very similar to the ATi Graphics Solution/Small Wonder).
It supports both Hercules and CGA (actually Plantronics, which is CGA with extra 16-colour RGBI modes), and it can do this on both types of monitors (RGBI or monochrome TTL).
So you can also connect a CGA monitor and run the card in Hercules mode, or connect an MDA/Hercules monitor and run the card in CGA mode (without needing any software like SIMCGA).

The PVC4 can be used with composite (my Commodore PC20-III has it), but afaik it requires some extra circuitry on the board (basically a DAC ladder to convert the RGBI and sync signals to composite). If the EuroPC doesn't have a composite output on the back, then it probably also doesn't have the circuitry to generate the composite signal on board. It would theoretically be possible to make it, but it's not that easy. Over at VCF, someone made a composite output for an EGA card (to connect it to the internal monitor of an IBM 5155, which is composite only). You'd probably need to do something similar to the EuroPC.
See here for details: http://worldphaco.com/uploads/FITTING_AN_EGA_ … AN_IBM_5155.pdf

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Reply 23 of 207, by dr.zeissler

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No, I found this on ebay. I didn't knew that it was possible. So I can't help you with that, sorry.
I knew the video of the 8-bit-guy. I use my EuroPC for Hercules-Gaming. For CGA I use my T1000-RL/HD.

Doc

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Reply 24 of 207, by dr.zeissler

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Scali wrote:

So you can also connect a CGA monitor and run the card in Hercules mode,
or connect an MDA/Hercules monitor and run the card in CGA mode (without needing any software like SIMCGA).

are you sure about this? did not knew that this is possible.

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Reply 25 of 207, by konc

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Jinxter wrote:

The EuroPC har an option for Colour og Monocrome i the Setup/BIOS. It also describes RGBi utput in the PINOUT schema in the manual. I think it has CGA output.

Scali wrote:

It has a Paradise PVC4 graphics chip, which is a dual-standard chip (it's very similar to the ATi Graphics Solution/Small Wonder).
It supports both Hercules and CGA (actually Plantronics, which is CGA with extra 16-colour RGBI modes), and it can do this on both types of monitors (RGBI or monochrome TTL).

Yep, you're both right on this, just checked. It was sold with a color cga monitor as well without any other change in the configuration. The adapter does support MDA/CGA, configurable from the BIOS...

Scali wrote:

So you can also connect a CGA monitor and run the card in Hercules mode, or connect an MDA/Hercules monitor and run the card in CGA mode (without needing any software like SIMCGA).

...but I don't believe this is also: By only configuring the adapter in CGA mode using the standard MM12 amber monitor, on startup it complains about "invalid video setup". The displayed characters are certainly not CGA and nothing runs (without simcga or similar). Also this purely MDA/Hercules monitor doesn't work, as I expected, on another CGA PC. Are you sure it is even possible for any solely MDA monitor to work on a CGA adapter? I always thought it wasn't.

Reply 26 of 207, by Jinxter

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I just uploaded this video on YouTube. It shows the bios settings.https://youtu.be/qgv-CWJFU2s

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Reply 27 of 207, by Scali

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konc wrote:

...but I don't believe this is also: By only configuring the adapter in CGA mode using the standard MM12 amber monitor, on startup it complains about "invalid video setup". The displayed characters are certainly not CGA and nothing runs (without simcga or similar). Also this purely MDA/Hercules monitor doesn't work, as I expected, on another CGA PC. Are you sure it is even possible for any solely MDA monitor to work on a CGA adapter? I always thought it wasn't.

CGA won't work, because CGA is 60 Hz and MDA is 50 Hz.
However, as I said, Paradise and ATi are not just CGA clones, they have extra features to make this possible.
In fact, they even show 16 shades of monochrome on an MDA screen, when running CGA software (see an example here: Some questions about ATI Small Wonder v2 and TECMAR Graphics Master)
Thing is, there should be 4 dip switches to select the different modes (although they can also be controlled by software to a certain extent. You have to set the monitor type with the dipswitch, but you can change the CGA/Hercules emulation modes on-the-fly).
And afaik the EuroPC doesn't have these dipswitches on the outside. There may be some jumpers on the motherboard. So it might be possible that you have change that jumper setting on the motherboard if you want to change a EuroPC from MDA to CGA monitor or vice versa.

http://scalibq.wordpress.com/just-keeping-it- … ro-programming/

Reply 28 of 207, by Jinxter

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Scali wrote:

Thing is, there should be 4 dip switches to select the different modes (although they can also be controlled by software to a certain extent. You have to set the monitor type with the dipswitch, but you can change the CGA/Hercules emulation modes on-the-fly).
And afaik the EuroPC doesn't have these dipswitches on the outside. There may be some jumpers on the motherboard. So it might be possible that you have change that jumper setting on the motherboard if you want to change a EuroPC from MDA to CGA monitor or vice versa.

The EuroPc does not have any dip switches internal or external. I just checked to make sure.

Also trying to put it in CGA mode while using the Schneider MDA/Hercules monitor, without any luck.

Last edited by Jinxter on 2016-04-24, 19:32. Edited 1 time in total.

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Reply 29 of 207, by Jinxter

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Jinxter wrote:

I am trying to connect the PC to a colour monitor. I see the the Video Controll Chip has a PIN called CMPVD. Could this be Composite video output?

Do you know if anybody has tried to use this pin to get Composite video?

I just tried to connect wires from the to pins market in picture to see if there where any composite video there. No luck!

I can see these reason for this not to work.
1. I used the wrong PIN on the video chip
2. These pins needs to be turned on in bios/setup or software
3. I need some additional electronics.

I would be fun to be able to use composite video and maybe run 8088mph on it.

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Reply 30 of 207, by h-a-l-9000

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As this is a pure digital chip you will need external cirquity. CSYNC will mean composite sync. With luck, the other is a chroma output. You could check that with an oscilloscope.

If it is, you can do a mod as I've done for this V6366-based LCD CGA. It is basically the cirquit you find on an IBM CGA.

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1+1=10

Reply 31 of 207, by dr.zeissler

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http://www.ebay.de/itm/Nostalgie-pur-Schneide … =p2047675.l2557

Original Listing. He is talking about building a composit output for additional 50 euros. So it must be possible I think.

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Reply 32 of 207, by Jinxter

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dr.zeissler wrote:
Very nice machine! I also own one. Hercules-Gaming is cool :) https://www.flickr.com/photos/94839221@N05/al … th/25975356014/ ht […]
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Very nice machine! I also own one. Hercules-Gaming is cool 😀
https://www.flickr.com/photos/94839221@N05/al … th/25975356014/
http://forum.classic-computing.de/index.php?p … d&threadID=8386

Hercules-Gaming Disk included. Write back with VGACOPY.

Thanks.
I got this message when botting from the Floppy. But i SYS'ed it from DOS 3.3 and it worked fine. Except for Galaxian that had a CGA Emulator that did not work on my Euro PC.

Also: What Joystick can i use on the Schneider Euro PC. It has db9 connector - like Serialport. I tried an Atari/C64 joystick - This did not work.

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Reply 33 of 207, by dr.zeissler

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ohm, don't know what went wrong. I should be selfbooting disk with menu?
in 1990 i bought a 8bit joystick-card for two analog joysticks.
the "digital" joystick 9pin is not usable. don't know any working joystick or game for that.

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Reply 36 of 207, by Jinxter

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This is how the 8088MPH demo looks like on my Schneider Euro PC with a Commodore 1084s monitor.
As you can see the demo workes but i dont get more than 16 colours - even that is greate from CGA.

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Reply 37 of 207, by genocho

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Jinxter, how you manage to get that cga composite output from the euro pc ? Can you make pics of the circuit and schematics ?

P.D. You have to try and post pics of cga composite games like commander keen 4 (recent cga composite version), bruce lee, burger time, etc. I would love to add cga composite to my euro pc also 😀

Regards.

Reply 39 of 207, by Jinxter

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genocho wrote:

Jinxter, how you manage to get that cga composite output from the euro pc ? Can you make pics of the circuit and schematics ?

P.D. You have to try and post pics of cga composite games like commander keen 4 (recent cga composite version), bruce lee, burger time, etc. I would love to add cga composite to my euro pc also 😀
Regards.

These picture is standard CGA - not composite. I have tried to make a composite output by connecting wires directly to the graphic chip - but it did not work.
Yes i was surprised that the demo had so many colors with CGA - pin RGBi output.
Sorry to disappoint. Maybe someone else can figure out if it is possible to get composite output from this lovely machine.

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