ZX80 Technical Section

ZX80 Board Information

Schematics, Component layouts and port/connector pin-outs

Title Description Date
ZX80 Board Schematics The schematic diagram of the ZX80 -


ZX80 Firmware

Disassembly of ROM code and other firmware-related articles.

Title Description Date
ROM Disassembly The complete ZX80 ROM disassembly -
Z80 Instruction Set The complete Z80 Assembler list of instructions -


Original documents written by third-party manufacturers of Sinclair peripherals.

Title Description Date
Sinclair 16K RAM Pack Board Schematics The technical schematic diagram of the Sinclair 16K RAM Pack -