ChipsProcessorsZ80 & 8080 family › Zilog Z180

Zilog Z180

1985

Zilog's enhanced Z80-compatible CPU, adding an on-chip MMU, timers and serial ports for higher-speed embedded systems.

Reference & documentation

External technical references for programming Zilog Z180 and for writing emulators.

ResourceTypeNotes
Zilog Z80180 Microprocessor Product Specification (PS014005) ↗DatasheetOfficial electrical, AC/DC and register specification
Z8L180 Enhanced Z180 datasheet (chipdb) ↗DatasheetLow-voltage Z8L180 electrical and timing specification
Zilog Z8018x Family MPU User Manual (UM005004) ↗Instruction setFull opcode/timing tables plus Z180-only instructions
SB-Assembler Z180 cross overlay ↗Instruction setZ180 extra instructions including MLT over Z80
Zilog Z8018x Family MPU User Manual (UM005004) ↗Interrupt listInterrupt controller, vectors, trap and ASCI/PRT sources
Zilog Z8018x Family MPU User Manual (UM005004) ↗Memory mapMMU CBAR/BBR/CBR 16-to-20-bit address translation
Z180 Memory Management (Ganssle) ↗Memory mapPractical MMU banking formulas and linker CBAR/CBR values
Zilog Z80180 Microprocessor Product Specification (PS014005) ↗PinoutPin descriptions and package configurations
Zilog Z8018x Family MPU User Manual (UM005004) ↗ReferenceDefinitive Z180 manual: CPU, MMU, DMA, ASCI, PRT
Z180 Technical Manual (Jun 1988, bitsavers) ↗ReferenceOriginal scanned technical manual with timing diagrams
z180emu - portable full-system Z180 emulator ↗SourceC emulator of Z180/Z182 CPU, PRT, DMA, ASCI
RomWBW - system software for Z80/Z180/Z280 ↗SourceReference Z180 BIOS/HAL, ASCI and MMU drivers