Altera公司原版设计手册，关于嵌入式nios ii 处理器-This manual provides comprehensive information about the Altera®　

Nios®　32-bit CPU.

The terms Nios processor or Nios embedded processor are used when

referring to the Altera soft core microprocessor in a general or abstract

context. The term Nios CPU is used when referring to the specific block of

logic, in whole or part, that implements the Nios processor architecture.