HackCPU Logisim VGA Interface: Porch And Margin Generator: Part III 

This is the third video in a sub-series on building a VGA interface for the HackCPU computer using Logisim Evolution. I build a porch and margin generator circuit which determines when the active portion of the VGA screen is to be updated by a driving frame buffer.
The first VGA intro video of the series is: • HackCPU Logisim VGA In...
The second VGA video of the series that describe construction of the sync pulse generator is: • HackCPU Logisim VGA In...
Credits to the Nandland video on the VGA interface which provided inspiration to my design: • Nandland Go Board Proj...
Resources:
github.com/log...
mitpress.mit.e...
tomverbeure.gi...
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