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Author Topic: FPGA Replay Board  (Read 821393 times)

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Offline Ezrec

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Re: FPGA Replay Board
« Reply #2774 from previous page: June 20, 2013, 06:24:33 PM »
Quote from: freqmax;738355
"Howdy-dodi the Swedish cook thinks the little circuit boards needs a nice warm bath to get rid of all those dirty bugs" ;)

Anyway, here's a quick reference to the schematic - Replay 1.02 RevB:


Just in case any of these datasheets/companies go offline, I've archived your message and *all* of the linked datasheets at:

http://www.evillabs.net/FPGAArcade_B02/
 

Offline freqmax

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Re: FPGA Replay Board
« Reply #2775 on: June 20, 2013, 07:47:09 PM »
I created the post because the schematic is made up of pictures such that a search is not possible. And scrolling 9 huge images takes time. Re-searching for those datasheets also tend to take its time. I think some of the chips are already EOL so perhaps those datasheets will only be of use to existing FPGA Arcades. Even the critical XC3S1600 FPGA has a "not for new designs" note which just emphasize the importance of chip implementation agnostic HDL-code. Unfortunately this may mean that future version may have to use hard to attach chip packages.. Otoh, RocketPort will make direct S-ATA interface a reality.

But the chips also shows in rough terms what is possible, and what isn't. For example no I/O port has any attached motors with rotor blades that makes the FPGA Replay fly ;)

Btw, I have noticed this thread had about 30.6 views per hour today.
« Last Edit: June 20, 2013, 07:56:20 PM by freqmax »
 

Offline mikej

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Re: FPGA Replay Board
« Reply #2776 on: June 20, 2013, 08:02:17 PM »
Quote from: freqmax;738418
I created the post because the schematic is made up of pictures such that a search is not possible. And scrolling 9 huge images takes time. Re-searching for those datasheets also tend to take its time. I think some of the chips are already EOL so perhaps those datasheets will only be of use to existing FPGA Arcades. Even the critical XC3S1600 FPGA has a "not for new designs" note which just emphasize the importance of chip implementation agnostic HDL-code. Unfortunately this may mean that future version may have to use hard to attach chip packages.. .


None of the chips are EOL, and are now available cheaply in volume, which is not true for newer devices. I'll put a package of datasheets on my website as reference.

The development libraries abstract many of the board details from the core developers. I've started to roll this out to people. The idea is you don't need to know how the clock generator works, you say in the .ini file for your core give me this frequency etc.
/MikeJ
 

Offline freqmax

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Re: FPGA Replay Board
« Reply #2777 on: June 20, 2013, 08:25:52 PM »
Good that none of the periphial chips are EOL ;)
Slightly worried about the FPGA thoe.
 

Offline mikej

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Re: FPGA Replay Board
« Reply #2778 on: June 20, 2013, 08:36:39 PM »
I'm not - and it's my problem ;)
/MikeJ
 

Offline mikej

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Re: FPGA Replay Board
« Reply #2779 on: June 20, 2013, 10:41:41 PM »
I put a few photos up on the website
http://www.fpgaarcade.com

I've started to ship, but it's taking a while to replace all the power supplies.
We are still working to finalize the system controller software and new OSD.

I have the details of everybody who mailed me and I will be in touch as soon as I can.
I will be taking a few days holiday next week for Glastonbury festival, but I expect 150+ boards shipping by 2nd week July.
Best,
MikeJ
 

Offline freqmax

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Re: FPGA Replay Board
« Reply #2780 on: June 20, 2013, 11:46:24 PM »
Am I right that P21 - PS/2 keyboard+mouse has been replaced with a USB type A connector?

Btw, below "custom test jig" there's a picture that just hooks up the 2x joystick ports? and the picture below "dual host USB interface" seems to just be a board with one USB connector besides the one going to the ARM. Typo? ;)
 

Offline mikej

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Re: FPGA Replay Board
« Reply #2781 on: June 20, 2013, 11:50:55 PM »
Quote from: freqmax;738434
Am I right that P21 - PS/2 keyboard+mouse has been replaced with a USB type A connector?

Btw, below "custom test jig" there's a picture that just hooks up the 2x joystick ports? and the picture below "dual host USB interface" seems to just be a board with one USB connector besides the one going to the ARM. Typo? ;)


No, the test jig has electronics on the under side. It has 2 cables which go to the joysticks to auto-test them from the FPGA. Each IO pin is driven high / low and used as an input. I can test for any open/short on the daughter-board expansion connector.

The PS/2 keyboard is replaced with a small board which has the VNC2 dual USB chip on it. It has a single external USB port and one internal USB port.
/MikeJ
 

Offline Lizard

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Re: FPGA Replay Board
« Reply #2782 on: June 21, 2013, 12:09:40 AM »
Quote from: mikej;738431
I put a few photos up on the website
http://www.fpgaarcade.com

I've started to ship, but it's taking a while to replace all the power supplies.
We are still working to finalize the system controller software and new OSD.

I have the details of everybody who mailed me and I will be in touch as soon as I can.
I will be taking a few days holiday next week for Glastonbury festival, but I expect 150+ boards shipping by 2nd week July.
Best,
MikeJ

Wow, great to hear! This would be a nice early bday present for myself at the end of july. :D
 

Offline Johan Samuelsson

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Re: FPGA Replay Board
« Reply #2783 on: June 21, 2013, 12:22:01 AM »
Oh boy oh boy!
.\\\\ Spot / Up Rough Soundsystem //.
check it ---> http://www.uprough.net
 

Offline JimDrew

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Re: FPGA Replay Board
« Reply #2784 on: June 21, 2013, 02:02:13 AM »
Congrats on getting to the shipping phase! I can hardly contain myself.  ;)
 

Offline freqmax

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Re: FPGA Replay Board
« Reply #2785 on: June 21, 2013, 02:55:39 AM »
Quote from: mikej;738435
No, the test jig has electronics on the under side. It has 2 cables which go to the joysticks to auto-test them from the FPGA. Each IO pin is driven high / low and used as an input. I can test for any open/short on the daughter-board expansion connector.

The PS/2 keyboard is replaced with a small board which has the VNC2 dual USB chip on it. It has a single external USB port and one internal USB port.
/MikeJ


So the jig has contact with the RS-232, SD-card, DVI, Toslink, Jtag, Analog audio 3,5mm, CVBS analog, S-video analog, PS/2 (?) all via the daughter-board expansion connector ..?

Hmm.. seems I missed the obvious. The PS/2 got replaced by an USB connector between replay_test.jpg and replay_usb2.jpg ;)
But if there's only one USB port for keyboard, where will the mouse go?
 

Offline psxphill

Re: FPGA Replay Board
« Reply #2786 on: June 21, 2013, 03:05:23 AM »
Quote from: freqmax;738446
But if there's only one USB port for keyboard, where will the mouse go?

Hub
 

Offline freqmax

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Re: FPGA Replay Board
« Reply #2787 on: June 21, 2013, 03:10:49 AM »
More cables..
Stacked USB connectors using on board hub would been better.
 

Offline Duce

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Re: FPGA Replay Board
« Reply #2788 on: June 21, 2013, 03:40:39 AM »
Most decent USB keyboards will have a USB port for the mouse (or other device of your choosing) on them.

I haven't owned a USB keyboard in the last 6 years that hasn't.
 

Offline bbond007

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Re: FPGA Replay Board
« Reply #2789 on: June 21, 2013, 04:12:56 AM »
Quote from: psxphill;738448
Hub


I have this logitech wireless keyboard and mouse that are both paired to the same usb dongle viw windows, but they also work paired when connected to A1200 with a combo of usb->ps2 to Amiga adapters.... hopefully it will work with FPGA Replay as well... that would be one way...