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LimeNET Micro 2.0 Raspberry Pi CM4 carrier board for LimeSDR XTRX

LimeNET Micro 2

If you are working on a project that requires a powerful, flexible radio platform. You need something that can handle a variety of wireless tasks, from simple hobbyist projects to complex professional applications. Enter the LimeNET Micro 2.0, a new tool that’s been crafted to meet the demands of developers and professionals like you in the field of wireless communication.

At the heart of the LimeNET Micro 2.0 is its seamless integration with two key components: the Raspberry Pi CM4 and the LimeSDR XTRX. This combination provides you with a robust foundation for both embedded computing and advanced wireless tasks. The platform is designed to be user-friendly, with USB 2.0 Type-C for straightforward booting and power, as well as extra USB ports for connecting various devices.

You’ll appreciate the speed and efficiency of data transfer, thanks to the onboard Gigabit Ethernet. Plus, the convenience of Power over Ethernet (PoE) means you can reduce clutter by using a single cable for both power and data. If you need to add more capabilities, the Mini PCIe x1 Gen 2 interface has got you covered, allowing you to attach a wide range of peripherals.

LimeNET Micro 2.0

Visual and audio quality haven’t been overlooked. The LimeNET Micro 2.0 boasts dual HDMI 2.0 outputs, enabling you to enjoy 4K resolution at 60Hz. It also includes interfaces for connecting displays and cameras, as well as an audio and composite video port. Whether you’re setting up a digital signage system or creating a multimedia hub, this platform can handle it.

When it comes to storage and cellular connectivity, the LimeNET Micro 2.0 is equipped with a MicroSD card slot and a NanoSIM socket. It also features a variety of RF connectors, such as SMA and U.FL, which are crucial for connecting antennas and RF devices. This is essential for anyone looking to build a robust wireless setup.

The platform is built with expansion and customization in mind. It includes Raspberry Pi CM4 GPIO and SYS headers, which allow you to connect external devices easily. There are also connectors for additional displays, UART0 headers, and fan connectors, ensuring that the platform can support a broad range of peripheral devices.

One of the standout features of the LimeNET Micro 2.0 is its enhanced frontend module (FEM). It’s equipped with Qorvo drivers and amplifiers that significantly increase output power and coverage range. The FEM also includes low noise amplifiers (LNAs) and switches that support both FDD and TDD modes, which are crucial for effective wireless communication.

The LimeNET Micro 2.0 is a comprehensive platform that offers a wide array of features and improved specifications. It’s an invaluable tool for anyone looking to explore the possibilities of wireless technology. Whether you’re experimenting or implementing professional solutions, the LimeNET Micro 2.0 is designed to help you innovate and succeed in your wireless projects.

Features & Specifications

LimeNET Micro 2.0 provides access to all of the connectivity and functionality of the CM4 and LimeSDR XTRX boards at its heart. That includes:

  • USB 2.0 Type-C socket (boot and power delivery)
  • Dual USB 2.0 Type-A sockets (downstream ports) or a front-panel USB 2.0 header (unpopulated)
  • Gigabit Ethernet jack with PoE support
  • Mini PCIe x1 Gen 2 (5 Gbps)
  • 2x HDMI 2.0 receptacles (up to 4K 60P supported)
  • 2x 15-pin FPC connectors for MIPI DSI display and CSI camera
  • 3.5 mm, 4-pin jack for analog audio and composite video
  • MicroSD card slot
  • NanoSIM socket
  • Coaxial RF (4x SMA female + 4x U.FL female) connectors for RF frontend
  • Coaxial pass-through U.FL to external SMA connector
  • 20-pin Raspberry Pi CM4 GPIO header (3.3 V)
  • 14-pin Raspberry Pi CM4 SYS header
  • 5-pin front display connector (power, I²C, button)
  • Raspberry Pi CM4 UART0 header (unpopulated)
  • 2-pin and 4-pin fan connector at 5 V (default), 3.3 V, or VCC_INT voltage

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Combine Arduino, Raspberry Pi Hats and cameras with the Portenta Hat Carrier

Portenta Hat Carrier combines Arduino with Raspberry Pi Hats and cameras

The official Arduino development team has this week announced the arrival of the new Arduino Pro Portenta Hat Carrier. A carrier board compatible with Raspberry Pi Hats and cameras, offering a significant development in the world of single board computers.

This innovative product, part of the Arduino PRO range of high-performance hardware, is designed to transform the Portenta X8 into an industrial-grade single board computer. Its compatibility also extends to the Portenta H7 and Portenta C33, making it a versatile option for a wide range of applications.

The Portenta Hat Carrier provides easy access to multiple peripherals such as CAN, Ethernet, microSD, and USB. This makes it suitable for both prototyping and scaling up, extending the features of a typical Raspberry Pi Model B. With dedicated JTAG pins for quick debugging and a PWM fan connector for efficient heat management, this carrier board is designed for ease of use and high performance.

On-board camera connector

One of the standout features of the Portenta Hat Carrier is its onboard camera connector, which enables the addition of industrial machine vision solutions. This feature, combined with the ability to control actuators or read analog sensors via 16 additional analog I/Os, makes the carrier board a powerful tool for a variety of applications.

Availability and pricing

The Portenta Hat Carrier is available for €39 or $45 in the Arduino Store and through major distributors. It offers a frictionless Linux prototyping experience and the ability for integrated real-time MCU solutions, making it an affordable and efficient option for those looking to develop advanced commercial solutions.

Arduino Portenta Hat Carrier

“Portena Hat Carrier provides a unique bridge between the Arduino and Raspberry Pi ecosystems, offering professionals a modular platform for prototyping to full-fledged industrial applications,” said Massimo Banzi, Arduino’s co-founder, chairman and CMO. “We are excited to offer a product that answers our customers’ requests and supports an ecosystem we admire.”

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The Portenta Hat Carrier is designed to combine and extend MPU and MCU applications, which is a key benefit of using it. The integration with the Arduino and Raspberry Pi ecosystems also makes it a versatile tool for developers. Its compatibility with a wide range of Raspberry Pi HATs and the ease of debugging and inspecting the CAN lines through dedicated pins further add to its appeal.

The carrier board enables any Portenta module easy expansion to multiple peripherals, including any Raspberry Pi HAT compatible with the Model B 40-pin header, Ethernet, microSD, and USB. It also features an onboard CAN transceiver, an additional 8x analog I/Os, and a PWM fan connector.

Arduino Portenta Hat Carrier board underneath

The Portenta Hat Carrier is suitable for industrial applications ranging from robotic motion controls, intelligent sorting, anomaly detection, vehicle monitoring, and smart sensing. Its wide range of compatible peripherals, easy debugging and inspection capabilities, and additional analog I/Os and a PWM fan connector make it a robust and versatile option for a variety of industrial applications.

The Portenta Hat Carrier is a carrier board that offers a wide range of capabilities, making it a valuable tool for developers and industries alike. Its compatibility with Raspberry Pi Hats and cameras, along with its multiple peripherals and extension of features found in the Raspberry Pi Model B, make it a powerful and versatile addition to the Arduino PRO range. Its affordability and ease of use, combined with its suitability for commercial and industrial applications, make it a compelling choice for those looking to extend their single board computer capabilities.

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