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Simple video overlay on ATmega8

If you want to do some fun stuff with your TV screen – you can build simple Video overlay circuit that practically require few components. Circuit simply captures the start of video frame and outputs text (could be graphics also) on top of video image.

atmega8 video overlay

With video overlay you can do lots of things like showing time, alert messages while you watching TV and many more. Simple operating source code for WinAVR can be downloaded here.

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