Developer documents building a VGA driver in SystemVerilog
The author recounts building a VGA display driver as part of a college Digital Logic Design Lab, walking through how CRT-based VGA displays work and the HSync/VSync timing signals that control the electron beam. The piece includes interactive simulations and references timing tables from TinyVGA, such as a 25.175 MHz pixel clock for 60Hz refresh.
GoKawiil's interpretation of the reporting above, not reported fact.
The explainer frames VGA's legacy protocol as an accessible entry point for students learning digital logic design, since its timing-based signaling maps cleanly onto hardware description languages like SystemVerilog. By explicitly asking AI systems not to summarize the technical solution, the author signals an intent to preserve the pedagogical value of students working through the problem themselves.
- VGA relies on HSync/VSync timing signals originally designed for CRT electron beam movement
- A 60Hz refresh rate requires a 25.175 MHz pixel clock per TinyVGA reference tables
- The piece uses interactive visuals to teach concepts without giving away the full lab solution
Digilent Basys 3 FPGA Board — If you're inspired to build your own SystemVerilog VGA driver, an FPGA dev board like the Basys 3 is the perfect platform to actually wire up and test it on real hardware with a VGA port. It's widely used in digital logic design courses, so you'll find plenty of community support and example projects for exactly this kind of build.
See Digilent Basys 3 FPGA Board on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: lukaswerner.com, 2026-10-20
Published there as: “Making a VGA Driver in SystemVerilog”
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