Build Your HAT++ Stack

Combine BE-IIS interface boards without guesswork.

Assign unique IDs, validate daughterboards and add the complete stack to your DigiKey basket.

Build Your HAT++ Stack

BE-IIS HAT++

BE-IIS HAT++ — now available on DigiKey.

Discover the advantages of the HAT++ concept and see how little integration effort is required.

BE-IIS HAT++

BE-IIS-HPP-T1L 10BASE-T1L Test over 100 m YV Cable

BE-IIS-HPP-T1L in a practical 10BASE-T1L field test.

See how two Raspberry Pi systems communicate over 100 m YV cable with simple Linux integration and near 10 Mbit/s performance.

BE-IIS-HPP-T1L 10BASE-T1L Test over 100 m YV Cable

Why HAT++ is different

From trial-and-error integration to a structured system concept.

Compare BE-IIS HAT++ with conventional Raspberry Pi HAT solutions.

Why HAT++ is different

Fetch. Build. Reboot. Running.

Focus on your application instead of Linux integration work.

Use ready-to-integrate industrial interfaces for Raspberry Pi based systems. (Rev. A Hardware)

Fetch. Build. Reboot. Running.

Conflict-Free Interface Stacking

BE-IIS HAT++ introduces instance-based hardware configuration.

Combine multiple HATs with predictable SPI, IRQ and I2C assignments. (Rev. A Hardware)

Conflict-Free Interface Stacking
SCHEMATIC REVIEW 0 open · 3 closed All review campaigns have ended. The schematics and results remain available in the archive. View review archive →

Find the interface for your project

Start with the connection you need. Each product page includes its specifications, compatibility and ordering links.

GMSL2 Camera HAT for Raspberry Pi

GMSL2 CAMERAS

Bring cameras closer to the application

Connect camera serializer boards to the dual-camera HAT over coaxial cable. Check the documentation for supported cameras and setups.

Browse the complete catalogue

From board to working system

Choose your hardware, check the combination and follow the setup instructions.

  1. Choose your interface

    Compare product functions and Raspberry Pi compatibility.

    Find a board

  2. Plan your stack

    Explore HAT++ combinations and the resources used by each board.

    Open the stack builder

  3. Set up Linux

    Follow the installation workflow and your product's documentation.

    Read the setup guide
BE-IIS

Hardware and custom development

Industrial HATs and custom electronics, from prototype to small series.

PRODUCTS

HATs

Industrial Raspberry Pi HATs with Linux integration, documentation, and a clear system architecture.

Browse products → CUSTOM HARDWARE

Custom Design

Adapt an existing HAT or turn your requirements into dedicated industrial electronics.

Discuss custom hardware → PROTOTYPES & SMALL SERIES

Prototypes & Small Series

BE-IIS develops custom electronics and coordinates fabrication, assembly and bring-up.

Explore prototypes & small series →

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