[TUHS] Origins of the frame buffer device
Lawrence Stewart
stewart at serissa.com
Fri Mar 10 11:44:52 AEST 2023
Noel Chiappa wrote:
>>>> The first frame buffers from Evans and Sutherland were at University
>>>> of Utah, DOD SITES and NYIT CGL as I recall. Circa 1974 to 1978.
>>>
Other historical datapoints:
I was at MIT ’72-’76 in the Architecture Machine Group (mostly because I was intimidated by the reception desk at LCS).
There were a series of frame buffers during that time, including an 8-bit color mapped one I built in early 1976 for a senior thesis (a color printer).
I don’t think anyone used them for programming or a GUI. Instead they were image output devices. Programming was mostly Imlacs or Tek or ASR33s or IBM 2741s.
The weirdest display was somehow we had a wacky prototype 24-bit machine with a vector display. One of the scientists loaded a series of short vectors to turn it into a 128x128 raster display. The thing filled 3 or 4 racks.
-L
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