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hardware:vga_edid_injector [2016/08/26 11:22] – andi | hardware:vga_edid_injector [2018/09/08 12:07] (current) – [Replaying snapshoted EDID information] andi | ||
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- | (copy from https:// | + | = VGA EDID Injector |
+ | {{:hardware:vga_edid_injector_v0.1_annotated_710px.jpg?500|}} | ||
- | * Description Captures EDID information from a display and presents it to a computer. Useful in situations where the DDC lines are not connected (like the CCH). | + | Captures EDID information from a display and presents it to a computer. Useful in situations where the DDC lines are not connected (like the CCH). |
* website https:// | * website https:// | ||
- | * Persons working on Datenwolf | + | * Persons working on: Datenwolf |
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* Micro-USB, lower side of the board – for providing auxiliary power (+5V); upcoming firmware revisions will provide a command line interface | * Micro-USB, lower side of the board – for providing auxiliary power (+5V); upcoming firmware revisions will provide a command line interface | ||
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- | {{: | ||
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=== Snapshoting Display EDID information | === Snapshoting Display EDID information | ||
- | Connect the display to the left side, female VGA connector. | + | To snapshot the EDID connection you have to insert the injector in reverse direction. This typically requires you to use the VGA gender changer (orange mesh bag) and the VGA cable (blue mesh bag). |
- | Plug the right side, male VGA connector into a computer | + | |
+ | * Connect the display to the left side, female VGA connector. | ||
+ | * Plug the right side, male VGA connector into a computer | ||
+ | |||
Using the display control tools refresh/ | Using the display control tools refresh/ | ||
The VGA EDID Injector can now be spliced into the computer side of a video signal only (i.e. no DDC signals) connection. | The VGA EDID Injector can now be spliced into the computer side of a video signal only (i.e. no DDC signals) connection. | ||
+ | |||
=== Replaying snapshoted EDID information | === Replaying snapshoted EDID information | ||
- | Simply insert | + | Insert |
**Important Notice:** There must be no DDC signals present on the display side of the connection. Otherwise the VGA EDID Injector will try to attempt to snapshot the information found there and, if successful, will overwrite the previously snapshoted EDID information. | **Important Notice:** There must be no DDC signals present on the display side of the connection. Otherwise the VGA EDID Injector will try to attempt to snapshot the information found there and, if successful, will overwrite the previously snapshoted EDID information. | ||
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Hence should the VGA EDID Injector seem to be nonoperational it is suggested to provide auxiliary power through the Micro-USB connector. | Hence should the VGA EDID Injector seem to be nonoperational it is suggested to provide auxiliary power through the Micro-USB connector. | ||
+ | |||
+ | (copy from https:// |