The VGA card in the computer is cabled to the pass-through circuit on the high-res adapter. When high-resolution is not used, the card's driver causes the VGA signals to pass through to the monitor.

A graphics card (display adapter) that provides VGA resolution. Most PC graphics cards provide base level VGA resolutions even if they do not provide the actual VGA connector. See VGA. THIS ...

Feeling nostalgic we presume, [Glen Kleinschmidt] set out to build a 640x480x64 VGA controller card from discrete logic ... Check out his analog computer “bouncing ball” project we covered ...

Making a microcontroller speak to a VGA monitor has been a consistent project in our sphere for years, doing the job for which an IBM PC of yore required a plug-in ISA card. Couldn’t a ...