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Yeah, I think that the 8-bit computers were the last ones that a single person could understand completely at every level. I can just about decipher modern asse
by dhosek 4y ago
Yeah, I think that the 8-bit computers were the last ones that a single person could understand completely at every level. I can just about decipher modern assembly language to be able to compare outputs of godbolt when considering whether an optimization does what I think it does, but beyond that, I’ve not actually written any assembly code for over 30 years (the last I did was 370 Assembler on an IBM minicomputer).
I remember reading computer magazines back in the 80s where they were discussing approaches to getting upper and lower case on the Apple ][. I had made the mistake of using the ctrl key which meant that return and backspace no longer worked and an article suggested using esc instead. The shift to the paddle button option wasn’t an option for me since I never owned my own computer and relied on being able to stay after school to use the school's computers to learn with.
- spc476 4y agoI think the 16-bit computers could be understood as well---the original Mac, Atari ST, Amiga and IBM PC [1]. I have the IBM technical manuals for the IBM PC (XT I think? Maybe AT?) and the IBM PCjr and they are complete, with BIOS listings and schematics. I also have Amiga Reference manuals (three volumes, includes how to use, what to use, and hardware information). I do agree however, that once you got past 1990 or so, things started getting way more complex. [1] Even though the 8088 had an 8-bit bus, internally it was still 16 bits.