Authors
Fred Nachbaur
Publication
Publication Details
Volume: 2 Issue: 5
Date
May-Jun 1985
Pages
21-23
See all articles from SyncWare News v2 n5
One of the nice features of the Z80 is that it has a number of commands which actually are a whole subroutine in a single op-code or machine-language instruction. Quite probably the most powerful of these are the “block-transfer” group of commands. These allow you to easily transfer blocks of memory anywhere you wish, at a rapid rate; 16 K can be transferred in about .1 sec. in FAST mode