Part of the Electronics glossary:

An ARM processor is any of several 32-bit RISC (reduced instruction set computer) microprocessor s developed by Advanced RISC Machines, Ltd. The ARM architecture was originally conceived by Acorn Computers Ltd. in the 1980s. Since then, it has evolved into a family of microprocessors extensively used in consumer electronic devices such as mobile phone s, multimedia players, pocket calculator s and PDA s (personal digital assistants).

ARM processor features include:

  • Load/store architecture
  • An orthogonal instruction set
  • Mostly single-cycle execution
  • A 16x32-bit register
  • Enhanced power-saving design.

This was last updated in January 2007
Posted by: Margaret Rouse

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