Machine Language Programming – Logical Functions Authors Publication Syntax Publication Details Volume: 2 Issue: 7 Date July 1981 Pages 11-12 Read the article See all articles from Syntax/Syntax ZX80 v2 n7 Differences between 4K and 8K ROMs can be overcome with machine language. Products Downloadable Media Related Articles Tags Syntax, 1981, Machine language programming, Tutorial, ZX80, ZX81 People No people associated with this content.