Introducing the FRDM i.MX 91 Development Board: A Gateway to Industrial and IoT Innovation

Embedded systems are evolving rapidly and driving demand for smarter, more efficient and secure solutions across industries. At NXP, we’re committed to empowering developers with tools that unlock new possibilities. The FRDM development platform has been a game-changer for developers looking to prototype, test and deploy embedded applications with ease.

Following the release of our FRDM i.MX 93 board, we’re excited to introduce the FRDM i.MX 91 development board— the latest addition to the FRDM development board portfolio. Built around the i.MX 91 applications processor, this board is designed to accelerate industrial and IoT development, offering a cost-effective, secure and connectivity-rich platform.

The FRDM i.MX 91 board is more than just a development board—it’s a powerful innovation platform that combines:

• Optimized performance for edge computing
• Robust industrial connectivity
• Advanced security with NXP’s EdgeLock® Secure Enclave
• Developer-friendly design for rapid prototyping

Whether you’re developing advanced industrial automation systems, smart city infrastructure or next-gen IoT devices, the FRDM i.MX 91 board is your ultimate tool for innovation.

Why the FRDM i.MX 91?

The FRDM i.MX 91 board provides developers with a low-cost yet feature-rich platform for entry-level Industrial and IoT applications. Here’s what makes this board stand out among other FRDM development boards.

Optimized Performance for Edge Computing

The i.MX 91 processor features a single-core Arm® Cortex®-A55 CPU, delivering the perfect balance of performance and power efficiency. With advanced power management and integrated security, the FRDM i.MX 91 is built to handle demanding workloads while minimizing energy consumption—ideal for battery-operated and energy-sensitive applications.

Achieve Power Efficiency with PMIC

The FRDM i.MX 91 has an onboard NXP PMIC PF9453, designed and optimized specifically for i.MX 91 applications processors. It provides power supply solutions for IoT devices, smart appliances and portable applications where size and efficiency are critical. They are designed to extend battery life, reduce power dissipation and minimize electromagnetic interference (EMC).

Robust Industrial Connectivity

The FRDM i.MX 91 also includes an onboard u-blox Wi-Fi module powered by NXP’s IW610 Wi-Fi 6 Tri-Radio solution. This module features:

• Dual-band Wi-Fi 6 (2.4 GHz & 5 GHz) for high-performance wireless connectivity
• Bluetooth LE with long-range and high-speed data rates (up to 2 Mbps)
• Zigbee, IEEE 802.15.4 enables Thread, Zigbee and Matter
• In addition to wireless connectivity, the FRDM i.MX 91 provides extensive wired interfaces:
  • Dual Gigabit Ethernet for low-latency, high-speed industrial networking
  • CAN FD, I3C, UART and SPI for seamless communication with industrial devices and sensors

With these capabilities, the FRDM i.MX 91 makes integrating wired and wireless connectivity effortless.

Uncompromising Security

Security is at the heart of the FRDM i.MX 91 board. The i.MX 91 processor integrates NXP’s EdgeLock® secure enclave, providing hardware-based protection against cyber threats. Key security features include:

• Secure boot to prevent unauthorized software execution
• Cryptographic accelerators for secure data processing
• Tamper detection to safeguard against physical attacks

  With built-in security at the silicon level, the FRDM i.MX 91 board ensures devices remain protected from the ground up.

Developer-Friendly Design

The FRDM i.MX 91 board is designed to simplify and accelerate development, featuring:

• Modular form factor for easy prototyping and expansion
• Comprehensive software support, including Yocto Linux® and Debian
• Seamless integration with NXP’s Yocto build system

This design allows developers to focus on innovation, not infrastructure, making the FRDM i.MX 91 board the perfect tool for fast-tracked product development.

Applications and Use Cases

The FRDM i.MX 91 development board is ideal for evaluation of various industrial and IoT use cases at low-cost, including:

• Industrial automation – Powering factory controllers, PLCs and human-machine interfaces (HMIs)
• Smart home and building solutions – Enabling Matter™-capable smart home hubs and security systems
• Connected appliances – Providing secure, efficient processing for smart kitchen and home devices
• EV charging and energy management – Supporting ISO 15118-20 for modern EV chargers and power management

Accelerate Prototyping with the FRDM i.MX 91 Board

The FRDM ecosystem provides everything developers need to accelerate product development, including:

• Comprehensive software tools and Yocto BSP support
• Pre-integrated security frameworks
• Flexible prototyping options with support for displays, microphones and other accessories

Whether you’re a seasoned engineer or a first-time developer, the FRDM i.MX 91 board is the perfect platform to bring your ideas to life. Get started with the FRDM i.MX 91 today and shape the future of Industrial and IoT innovation.

Visit our FRDM i.MX 91 board page to learn more and order your next FRDM development board.