The ETRAX CRIS is a RISC ISA and series of CPUs designed and manufactured by Axis Communications for use in embedded systems since 1993.
[1] The name is an acronym of the chip's features: Ethernet, Token Ring, AXis - Code Reduced Instruction Set.
The CGA-1 (Coax Gate Array) was the first microprocessor developed by Axis Communications.
[2]In 2000, Axis Introduced the ETRAX 100LX SoC which features a MMU, USB controller, and SDRAM interface.
[7] There are currently nine generations of the chip, all of which run AXIS OS, a modified version of Linux designed for embedded devices.