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input0 appears to be broken #114

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xfxf opened this Issue Oct 14, 2015 · 10 comments

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xfxf commented Oct 14, 2015

input0 appears to be broken for myself and @CarlFK (two seperate Atlys boards). Nothing plugged into it is ever seen by the HDMI2USB device, and the device doesn't see an external display.

HDMI2USB>status
input0:  0x0
input1:  1280x720
output0: 1280x720@50Hz from input1
output1: 1280x720@50Hz from input0

This is with a multitude of different laptops, cameras, cables, etc; all works perfectly on input1. Should be easily reproducible with current firmware.

Pins are all set correctly as per instructions in 'video_matrix help'

I tried stepping back to earlier firmware (about a month ago) and it still didn't work.

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mithro Oct 14, 2015

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@xfxf Can you include a link to the firmware versions you tested?

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mithro commented Oct 14, 2015

@xfxf Can you include a link to the firmware versions you tested?

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Is the micro-hdmi port connected to a monitor? (should be output1 but I'm not sure...). If so, can you try input0 without the micro-hdmi port connected to a monitor?

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enjoy-digital commented Oct 14, 2015

Is the micro-hdmi port connected to a monitor? (should be output1 but I'm not sure...). If so, can you try input0 without the micro-hdmi port connected to a monitor?

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CarlFK Oct 14, 2015

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Nothing hooked to micro-hdmi. and yes it is output1.

Thinking about this, I am not sure input0 ever worked.
I have always used input1 because it is on the same side of the Atlys as
the full sized hdmi output, so the 2 hdmi cables were next to each other.

On Wed, Oct 14, 2015 at 8:50 AM, enjoy-digital notifications@github.com
wrote:

Is the micro-hdmi port connected to a monitor? (should be output1 but I'm
not sure...). If so, can you try input0 without the micro-hdmi port
connected to a monitor?


Reply to this email directly or view it on GitHub
#114 (comment)
.

Carl K

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CarlFK commented Oct 14, 2015

Nothing hooked to micro-hdmi. and yes it is output1.

Thinking about this, I am not sure input0 ever worked.
I have always used input1 because it is on the same side of the Atlys as
the full sized hdmi output, so the 2 hdmi cables were next to each other.

On Wed, Oct 14, 2015 at 8:50 AM, enjoy-digital notifications@github.com
wrote:

Is the micro-hdmi port connected to a monitor? (should be output1 but I'm
not sure...). If so, can you try input0 without the micro-hdmi port
connected to a monitor?


Reply to this email directly or view it on GitHub
#114 (comment)
.

Carl K

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mithro Oct 17, 2015

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@xfxf @CarlFK @enjoy-digital

I saw the discussion that Carl had gotten input1 working? http://logs.timvideos.us/%23timvideos/%23timvideos.2015-10-15.log.html#t2015-10-15T21:20:54

Sounds like there is something wrong with the jumper instructions?

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mithro commented Oct 17, 2015

@xfxf @CarlFK @enjoy-digital

I saw the discussion that Carl had gotten input1 working? http://logs.timvideos.us/%23timvideos/%23timvideos.2015-10-15.log.html#t2015-10-15T21:20:54

Sounds like there is something wrong with the jumper instructions?

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Assigning to @CarlFK for feedback.

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mithro commented Oct 17, 2015

Assigning to @CarlFK for feedback.

@mithro mithro assigned xfxf and unassigned CarlFK Oct 28, 2015

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@xfxf can we close this?

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mithro commented Oct 28, 2015

@xfxf can we close this?

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Sounds like there is something wrong with the jumper instructions?

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mithro commented Oct 28, 2015

Sounds like there is something wrong with the jumper instructions?

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Closing this, xfxf's capture:

input0:  1280x720
input1:  1280x720
output0: 1280x720@50Hz from input0
output1: 1280x720@50Hz from input0

so yes it's working.

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enjoy-digital commented Oct 28, 2015

Closing this, xfxf's capture:

input0:  1280x720
input1:  1280x720
output0: 1280x720@50Hz from input0
output1: 1280x720@50Hz from input0

so yes it's working.

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@enjoy-digital - Yeah but we didn't change any code right? Why is it working now and not before? I think it was because their jumpers were not set correctly? I'd like @xfxf or @CarlFK to help fix the documentation here.

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mithro commented Oct 29, 2015

@enjoy-digital - Yeah but we didn't change any code right? Why is it working now and not before? I think it was because their jumpers were not set correctly? I'd like @xfxf or @CarlFK to help fix the documentation here.

@mithro mithro reopened this Oct 29, 2015

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@CarlFK already updated the documentation with the capture I did:
https://github.com/timvideos/HDMI2USB/wiki/Cabling

I just added some indications in the platform file: 36b6341

Note: on Atlys, when using Micro-D connector output (output1) and input0, since EDID lines are shared, user should first disconnect output1, let EDID transaction happen for input0 and can then reconnect output1. Without doing that, output1 will be working, but input0 will not. This is a limitation of the Atlys board.

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enjoy-digital commented Nov 2, 2015

@CarlFK already updated the documentation with the capture I did:
https://github.com/timvideos/HDMI2USB/wiki/Cabling

I just added some indications in the platform file: 36b6341

Note: on Atlys, when using Micro-D connector output (output1) and input0, since EDID lines are shared, user should first disconnect output1, let EDID transaction happen for input0 and can then reconnect output1. Without doing that, output1 will be working, but input0 will not. This is a limitation of the Atlys board.

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