One of the neat things about the original Inside Macintosh was that in addition to describing the toolbox APIs it also explained the hardware found in the origi

One of the neat things about the original Inside Macintosh was that in addition to describing the toolbox APIs it also explained the hardware found in the original Mac with enough detail that one could write a driver (or an emulator). There’s a Wikipedia article with a summary: https://en.m.wikipedia.org/wiki/Macintosh_128K/512K_technical_details https://en.m.wikipedia.org/wiki/Macintosh_128K/512K_technica... Subsequent volumes did talk about the additions and changes in the Mac Plus, SE and II but not in as much detail.