From 04:00 PM CDT – 08:00 PM CDT (09:00 PM UTC – 01:00 AM UTC) Tuesday, April 16, ni.com will undergo system upgrades that may result in temporary service interruption.

We appreciate your patience as we improve our online experience.

Home Support Software and Driver Downloads NI Driver Downloads Download Detail Page

NI-845x Driver Software

NI-845x provides support for I²C/SPI Interface Devices.
NI-845x is driver software with which you can configure, program, and troubleshoot inter-integrated circuit (I²C), SCSI Parallel Interface (SPI), or SMBus communication with consumer electronics and integrated circuits. NI-845x also provides a generic digital I/O API for a variety of applications, such as configuring the address of I²C devices, toggling LEDs, or strobing convert and data-ready lines common to analog converter chips.
+ Read More

Note: Install programming environments such as NI LabVIEW or Microsoft Visual Studio® before installing this product.

Downloads

The operating systems that are natively compatible with this product.

Indicates the specific revision of the product. Most products use year-based versioning.

Indicates the software editions that are included in the download option.

Indicates whether the download includes 32- or 64-bit software. This value does not refer to your OS.

Language used in the software user interface.

View Readme

Release Date
Included Versions
Supported OS
Language
Checksum
File Size

Test

Product Support Resources

Finding Examples

Learn how to find example code within NI products and through the NI Community.

Compatibility Documentation

See which software, hardware and operating systems are compatible with your product.

Community

Network, share, and ask questions with other members of the NI community.