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Getting your HDMI2VGA Working with MiSTer
Posted: Thu Nov 05, 2020 8:47 pm
by zource
(Nhee, you dont need IO board)
1.Settings needed:
ssh <MISTER IP>
edit /media/fat/mister.ini
direct_video=1
dvi_mode=0
hdmi_limited=2
composite_sync=1
You need a hdmi2vga with audio jack to get sound, external sound(usb) will not work with any core at this moment.
The best option is to use a active hdmi2vga with power inn (USB plug or power plug) and an audio jack.
Like this:
![35bc8d_72fbf0718d614585bf1de03fa4d830a7~mv2.png](./download/file.php?id=1075&sid=f59d6d0b782220cbe1051a8c850d81f7)
- 35bc8d_72fbf0718d614585bf1de03fa4d830a7~mv2.png (92.8 KiB) Viewed 5231 times
- If you already have a passive hdmi2vga (without power inn) with audio jack.
Like this:
![TT-HDMI2VGA-W-AUDIO-01.jpg](./download/file.php?id=1076&sid=f59d6d0b782220cbe1051a8c850d81f7)
- TT-HDMI2VGA-W-AUDIO-01.jpg (28.29 KiB) Viewed 5231 times
Then you may need to use a powered hdmi switch between(for boosting signal).
Like this:
![HDMI-Switch.jpg](./download/file.php?id=1077&sid=f59d6d0b782220cbe1051a8c850d81f7)
- HDMI-Switch.jpg (21.15 KiB) Viewed 5231 times
Happy Retro Gaming! ![Mr. Green :mrgreen:](./images/smilies/icon_mrgreen.gif)
Re: Getting your HDMI2VGA Working with MiSTer
Posted: Mon Dec 21, 2020 10:52 pm
by ioev
I gave this a shot for component video, built the adapter described here
https://github.com/MiSTer-devel/Main_Mi ... pr-signals, and tested 2 different hdmi->vga adapters (one from aliexpress, another from amazon) and had mixed results. The video was super bright (my crt was buzzing from the bloom), but blacks were washed out. I assumed this was from the adapter not being able to handle full hdmi, but the hdmi limited setting in mister doesn't seem to do anything for component. I was also a little worried about the signal being displaying on startup and switching cores, which my tv didn't seem to like. The amazon adapter was able to display everything I tested (just nes, snes, genesis, tg16, neogeo) but the aliexpress one wasn't able to handle a few of them and output a pretty bad looking signal. In the end I just didn't want to risk damaging my set. Might try again later on if I can get a decent external RGB-to-YPbPr converter, or will just cave and grab an IO board.
Re: Getting your HDMI2VGA Working with MiSTer
Posted: Tue Dec 22, 2020 12:58 pm
by jlancaster86
It's possible the adaptors you're using just aren't suitable for YPbPr, and that you need an external transcoder. Have you tried connecting to an RGB/VGA monitor just to make sure the RGB signal is OK?
Re: Getting your HDMI2VGA Working with MiSTer
Posted: Thu Dec 31, 2020 5:15 am
by CaptainWolf
![paBgFti.png](./download/file.php?id=2396&sid=f59d6d0b782220cbe1051a8c850d81f7)
- paBgFti.png (255.84 KiB) Viewed 3826 times
I got a Ugreen adapter from Amazon, but I seem to have ground or sync issues with it when using with the DE-10 Nano, I get an image but it keeps drooping every 3-4 seconds. Now this only happens when using the DE-10's HDMI Output, it doesn't happen with other devices that output HDMI, any help?
Re: Getting your HDMI2VGA Working with MiSTer
Posted: Thu Dec 31, 2020 11:57 am
by akeley
This Ugreen was reported as working fine
by other users, so the problem might be with your TV, or rather the combination of all three (MiSTer/Ugreen/TV). Some TVs seem to be sensitive to some MiSTer+I/O or adapter combos.