MicroAI teams up with Renesas to bring ML / AI to RA microcontrollers

Training machine learning (ML) models directly in the embedded environment is now possible following MicroAI’s collaboration with Renesas to integrate the former’s MicroAI AtomML technology in the latter’s RA microcontroller range.

It is claimed to result in the first time microcontrollers can train ML models directly in the embedded environments.

The MicroAI-powered microcontrollers can be used in industrial, commercial and consumer systems and devices to adopt edge AI (artificial intelligence). Embedding intelligence at the source of the data, lowers operational costs as well as the expenses around connectivity in ‘smart’ machines and IoT devices, says MicroAI.

Mohammed Dogar, senior director of global business development, Renesas, said: “The industry has been asking to bring more insight and intelligence into the performance of their assets closer to the source of the data, and, working with MicroAI, we have a solution.”

MicroAI is a patented ML algorithm that lives directly on a machine or IoT device, providing deep insight into the behaviour, health and performance of the equipment or devices.  Typical examples are robotic welding arms used in automotive assembly lines or for greenhouse gas efficiency in agriculture. These can often face unexpected downtime and static maintenance schedules, resulting in unnecessary costs in terms of lost production and service charges because operators can only when a problem occurs. Creating more visibility into the operation of manufacturing lines, allows asset owners and manufacturers can make adjustments to reduce those events to keep equipment and operations running smoothly.

The Renesas RA (Renesas Advanced) microcontrollers are 32-bit devices with Arm Cortex-M33, -M23 and -M4 processor cores. They are PSA-certified for IoT hardware, software and devices.

In response to calls for predictive insights into machinery, equipment and production systems, MicroAI’s chief executive officer, Yasser Khan, says: “Working with Renesas, MicroAI is delivering that capability by utilising our technology to bring machine learning to microcontrollers, providing the ability to train machine learning models directly in the embedded environment.”

http://www.micro.ai

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Lattice updates mVision stack for 4K video processing

Higher image signal processing (ISP) is delivered via the updated mVision software stack, released by Lattice Semiconductor.

The mVision stack supports 4K video data processing and LPDDR4 memory for popular vision and high speed data interfaces. Developers can implement popular high speed communication and display interfaces to accelerate embedded vision performance with low power consumption for edge applications including machine vision, robotics, advanced driver assistance systems (ADAS), video surveillance and

The mVision v2.1 has support for the LPDDR4 DRAM memory standard. With up to eight programmable SerDes lanes capable of speeds up to 10.3 Gbits per second, the Nexus FPGAs are claimed to deliver the highest system bandwidth in their class, enabling popular communication and display interfaces such as 10 Gigabit Ethernet, PCI Express, SLVS-EC, CoaXPress, and HBR3 DisplayPort (at up to 8.1 Gbits per second per lane).

Signal bridging and duplication reference designs have also been added. The latest reference designs help developers convert legacy video standards commonly used in industrial applications to the more widely-used MIPI standard. The reference designs include MIPI to parallel conversion, parallel to MIPI conversion, MIPI CSI-2 to LVDS conversion, one-to-N MIPI duplicator and support for the Nexus FPGAs. The ISP support from partner Helion enables high resolution, high frame rate UHD cameras and drones, adds Lattice.

Industry analyst Bob O’Donnell with TECHnalysis Research explains: “LPDDR4 memory provides device designers with a great range of different capacities / densities, speeds, and power requirements that can be matched to specific applications. Because of its low power nature, LPDDR4 memory is particularly well-suited for embedded and machine vision in battery-powered devices or other applications where thermal management is a challenge.”

While embedded and machine vision applications can realise new user experiences in industrial, automotive and consumer markets, supporting them at the edge requires a balance of processing performance and the design’s power consumption and physical constraints, adds Mark Hoopes, director of industrial and automotive segment marketing at Lattice Semiconductor. The mVision stack simplifies and accelerates embedded vision solution development and this version 2.1 leverages the company’s Nexus FPGAs to support high performance interfaces and faster processing at low power, he says.

http://www.latticesemi.com

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Smallest Arduino Pro board brings sensing to the edge

Claimed to be the smallest Arduino board to date, Nicla Sense ME has been created by Arduino Pro and Bosch Sensortec. It makes sensing and intelligence at the edge accessible to all, says Bosch Sensortec.

The Sense ME is the first product in the Nicla family. It combines low-power sensor nodes with the ability to handle AI and machine learning (ML) on the edge. Dimensions are just 22.86 x 22.86mm.

The Nicla Sense ME has a nine degrees of freedom (DoF) smart motion sensor and a 4DoF environmental sensor with AI capabilities. It uses Bosch Sensortec’s BHI260AP artificial intelligence (AI) sensor system with integrated motion sensor, BMM150 magnetometer, BMP390 pressure sensor, and the BME688 four-in-one gas sensor with AI and integrated high linearity and high accuracy pressure, humidity and temperature sensors.

The board can sense and process different types of data on the edge and reduces latency and power consumption for more privacy without minimal bandwidth, says Bosch. Arduino Pro’s Adriano Chinello describes it as “a tiny board with a really great mix of sensors combined with high computational power, opening up a whole new range of applications leveraging on sensor fusion. Smart building automation, mobile and wearable devices, industrial and professional equipment are key targets”.

Power-saving operation and clear programming structure make the small board suitable for research projects, rapid prototyping and development. It is included in the starter kit provided to all teams participating in the Bosch Sensortec’s 2021 IoT Innovation Challenge, an online competition for students.

“Bosch Sensortec’s self-learning AI smart motion sensor, the environmental sensor with AI capabilities and all the other sensors allow a broad range of applications to address the different segments of the IoT market. This way developing intelligent, low-power and scalable edge sensing applications is easier than ever before” says Dr. Stefan Finkbeiner, CEO of Bosch Sensortec.

The Nicla Sense ME can be powered by a battery and used as a complete standalone board, or attached to an Arduino board to expand its capabilities. It is equipped with Arduino’s fast deployment and easy configuration and is also future-proof, says Bosch, as it allows for additional sensors. It is compatible with upcoming Nicla products, as well as the Arduino Pro MKR and Portenta families.

  

https://www.bosch-sensortec.com

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Skyworks releases switches for automotive and comms

Automotive switches and low-noise amplifier front-end modules from Skyworks are designed for automotive, cellular compensator and cellular telematics applications.

The company has released four devices, the SKYA21038, SKYA21039, SKYA210140 and SKYA21041.

The SKYA21038 is a single pole, double throw (SPDT) switch intended for mode switching in WLAN applications. Switching technologies enable the SKYA21038 to maintain a low insertion loss and high isolation for all switching paths, says Skyworks. The high-linearity performance and low insertion loss mean that the switch is suitable for low power transmit / receive applications.

The switch is manufactured in a compact, 1.0 x 1.0 x 0.5mm, six-pin exposed pad plastic micro leadframe package dual (MLPD) package.

The SKYA21039 is a single pole, triple throw (SP3T) antenna switch that operates in the 2.4 to 2.5GHz frequency range. Switching between the antenna (RFC signal) and the RF1, RF2, and RF3 ports is accomplished with two control voltages (V1 and V2). Characteristics of low loss, high isolation, high linearity, small size, and low cost make the switch suitable for all WLAN and Bluetooth systems operating in the 2.4 to 2.5GHz band.  The SKYA21039 is manufactured in a compact, 1.1 x 1.1 x 0.5mm, eight-pin Micro Leadframe (MLP) package.

The SKYA21040 integrates a single pole, triple throw (SP3T) switch and low noise amplifier (LNA) with a bypass mode in a compact package. The device is capable of switching between WLAN receive, WLAN transmit, and Bluetooth and is provided in a small dual flat no-lead (DFN) eight-pin, 1.5 x 1.5mm package.

The fourth switch is the SKYA21041 which integrates a single pole, double throw (SPDT) switch and low noise amplifier (LNA) with a bypass mode in a six-pin, 1.2 x 1.4mm DFN package. It is capable of switching between WLAN receive and WLAN transmit.

[Picture credit: Metamorworks]

http://www.skyworksinc.com

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