On Thu, 18 Sep 2008 15:37:51 +0100, Geoff Winkless <[EMAIL PROTECTED]> wrote: > "test-up" would therefore be [snip]
D'oh; of course this is wrong (one line in mode 4 is 128 bytes, not 256) so you'd have to add 128 to IX (or HL) rather than increasing I (or H) but you get the idea. G
