Acorn Computers
Type	Public
Founded	December 5, 1978 Cambridge, UK
Founder	Hermann Hauser Chris Curry
Fate	Defunct
Defunct	November 2000
Headquarters	Cambridge, UK

Acorn Computers Ltd. was a British semiconductor and computer company. Acorn is known for the development of a number of highly successful personal computers as well as for the development of the ARM instruction set and early ARM microprocessor implementations. Acorn's semiconductor business was spun off as ARM Holdings (then Advanced RISC Machines Ltd) in 1990.

Microarchitectures

• ARM1
• ARM2
• ARM3

Systems

• System 1
• System 2
• System 3
• System 4
• System 5
• Atom
• BBC Micro
• Archimedes
• Electron
• BBC Master
• Phoebe