On Mon, Feb 12, 2018 at 3:56 PM, js--- via cctalk <cctalk@classiccmp.org> wrote:
> That's really "slick," Glen. If it's not too burdensome to give a brief > answer, how would you keep track of the time, or know how long feeding a > byte at a time took? > On an original PC or XT (without special turbo modes of clones), you could probably measure time well enough by counting CPU cycles. Otherwise you'd need a timer. However, if you make the decision to reset the FDC based on when it asks for data, you just reset it when it asks for the sector information for the next sector past the last one that you want to format. (I haven't actually tried that. I used a timer.)
