the heart of the VGA chipset was a custom ASIC, a crystal, a bit of video RAM, and a digital to analog converter. This basic setup would be found in nearly every PC for the next 20 years ...
It’s fairly easy to create VGA with an FPGA using a simple R/2R DAC. As [Mike] points out, this requires a lot of IO pins, and many development boards only support 8 bit VGA. Analog VGA is ...
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