identify Acorn CPU

Acorn UK [WWW unavailable]
Chip production sourced to Advanced RISC Machines [ARM]
CPU division sold to intel
OS division sold to PACE, licensed to RISC OS Ltd
DSP & ADSL design group renamed to Element 14, sold to Broadcom Oct 2000

ARM (Advanced RISC Machine, originally Acorn RISC Machine)
ARM1/2/3 (32bit, 24bit adressing) 1986
ARMabcd (a-core, b-chip, c-cache, d-I/O)
ARM4
ARM5
ARM6 core 1993
  ARM60 CPU
  ARM600 CPU w/ 4KB cache, MMU, write buffer & FPU interface
  ARM610 CPU customized for Apple Newton
AMULET (asynchronous version of ARM6)
ARM7 Dec 1994
  ARM7100 CPU customized for PSION 5
  ARM720T
ARM8 1995
ARM9
ARM9E
  ARM926EJ-S (additional MMU)
  ARM920T
ARM10
ARM5TE

licencees of ARM technology
DEC
IBM
intel
Infineon
Motorola
NeoMagic
National
NEC
TI
Toshiba ...