Altera provides extensive documentation and support for the Nios® II family of embedded processors to help you quickly and easily develop and debug your embedded processor systems.
You can download and license the Nios II embedded processor tool chain from this page. The links below offer complete documentation on the Nios II processors, answers to commonly asked questions, tutorials, online demonstrations, design examples, and software compatibility information.
Information, schematics, and design files for the Nios II development kits are also provided below.
General information
- Nios II Integrated Development Environment (IDE)
- Nios II Processor Literature
- Nios II Software Development Help
- Nios II Embedded Processor Design Examples
- Nios II Processors Online Demonstrations
- Nios II Legacy Software Development Kit Support
- SOPC Builder Support
- Embedded Documentation One-Click Download
These files provide a snapshot of the Nios II processor, SOPC Builder, and embedded peripherals documentation for the specified versions. After extracting the files to your hard drive, refer to the documentation.htm file for a list of included documents.
Release notes and errata
- Nios II Embedded Design Suite Release Notes and Errata
- MegaCore® IP Library Release Notes and Errata (contains Nios II processor MegaCore information)
Download and licensing
Development kit documentation
Find documentation, schematics, board layout files, and specifications for Nios II development kits on the Nios II Development Kit Documentation web page.



