Listing tells you the values of all major variables used in the 4K ROM.
Annotated 4K ROM Listing – Systems Variables PublicationSyntaxPub DetailsSyntax/Syntax ZX80 v2 n10Volume: 2 Issue: 10DateOctober 1981Pages6-7Read the articleSee all articles from Syntax/Syntax ZX80 v2 n10 Listing tells you the values of all major variables used in the 4K ROM. TagsSyntax 1981 Reference ZX80