OpenXHD

@openxhd.org

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The open source HDMI mod coming soon to an Xbox near you @ https://openxhd.org

A photo of a green circuit board with a HDMI cable, USB C, and several colored cables connected. At the center of the board is an Analog Devices ADV7611.
Halo 2 HD 1.1 on an original Xbox with a dual video output OpenXHD all digital HDMI mod install.
A short video clip showing a doubled, misaligned and flickering display showing the Xbox HDTV Test Application tool displaying a SMPTE 75% test pattern
An original Xbox with pre-release OpenXHD board and 16MB YD2040 based modchip.
A lookup table in the code, used to match register values to a specific AV mode
Partial list of 21 logic analyzer capture files of SMbus traffic from original Xbox.
4 pin expansion port pinout on the schematic for OpenXHD
YPbPr component video connected to the 3.5mm port on OpenXHD
A TOSLink port next to an HDMI connector in front of an Xbox AV port.
Another (potato quality) video of Xbox Live Arcade on an Original Xbox using an early version of OpenXHD. The video corruption is no longer present compared to the earlier video.
Unis Pro Omnibus - One flex for all HDMI mods. A picture of two flex cables for the OpenXHD open source original xbox all digital HDMI mod. The top cable is a very old design, the bottom cable is the current design.
A short video from 2004 of very distorted colours and graphics in Xbox Live Arcade on Original Xbox, displayed in Picture by Picture with HDMI on the left and YPbPr video on the right.
3D models of cut templates for mounting an OpenXHD board above the AV port, and a "SIDEQUEST PROTOTYPE" flex cable tease.