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GD32 MCU Family Expands High-Performance Portfolio with New GD32F503/505 Series MCU

Circuit Cellar

December 2025

GigaDevice, a leading semiconductor company specializing in Flash memory, 32-bit microcontrollers (MCUs), sensors, and analog products, announced the official launch of the GD32F503/505 series of high-performance 32-bit MCUs, expanding its product range based on the ARM Cortex-M33 core.

GD32 MCU Family Expands High-Performance Portfolio with New GD32F503/505 Series MCU

These new MCUs are built upon the ARM Cortex-M33 core, offering enhanced performance and features designed for a variety of applications. The GD32F505 operates at a frequency of 280MHz, while the GD32F503 runs at 252MHz, providing a solid foundation for demanding tasks in areas such as digital power supplies, industrial automation, motor control, and robotics. Samples are currently available, with mass production slated to commence in December.

Denne historien er fra December 2025-utgaven av Circuit Cellar.

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Alif Semiconductor Elevates Generative AI at the Edge with New Support for ExecuTorch Runtime in Its Ensemble MCUs

Alif Semiconductor, the leading global supplier of secure, connected, power efficient Artificial Intelligence and Machine Learning (AI/ML) microcontrollers (MCUs) and fusion processors, announced that developers can now use the ExecuTorch Runtime, a quantization extension of the popular PyTorch ML framework, for AI applications built to run on its Ensemble E4/E6/E8 series of MCUs and fusion processors.

1 min

December 2025

Circuit Cellar

Encrypted MQTT Protocol for Critical Sectors

Mechanisms, Challenges, and Best Practices

3 mins

December 2025

Circuit Cellar

Datasheet: Small Size, Big Power

Smaller Microcontrollers Bring New Possibilities

9 mins

December 2025

Circuit Cellar

Analog Devices Launches ADI Power Studio and New Web-Based Tools

Analog Devices, Inc. (ADI), a global semiconductor leader, announced the launch of ADI Power Studio, a comprehensive family of products that offers advanced modeling, component recommendations, and efficiency analysis with simulation.

1 mins

December 2025

Circuit Cellar

Compact IBR300 2.5" SBC Powered by NXP i.MX 93 from IBASE

IBASE Technology, Inc., a leading provider of rugged embedded computing platforms, announced the release of the IBR300, a 2.5\" RISC-based single board computer (SBC) powered by the NXP i.MX 93 processor with dualcore ARM Cortex-A55 (up to 1.7GHz) and a Cortex-M33 MCU.

1 min

December 2025

Circuit Cellar

Sensors in the Spotlight

The Next Decade of Embedded Sensor Systems

12 mins

December 2025

Circuit Cellar

Bob's Wrap Up

In Bob's last article with Circuit Cellar, he attempts to wrap up a career of more than 50 years as an embedded systems engineer and 14 years with Circuit Cellar. He looks at each of his 58 articles by category and provides some recommendations for his fellow engineers.

7 mins

December 2025

Circuit Cellar

Designing Embedded Software Architectures That Last

I've reviewed hundreds of firmware projects over the years, and one thing always stands out: the most successful projects have a clear, deliberate architecture.

10 mins

December 2025

Circuit Cellar

Broadcom Introduces Industry's First Wi-Fi 8 Silicon Ecosystem Powering the AI Era

Broadcom, Inc. unveiled the first Wi-Fi 8 silicon solutions for broadband wireless, targeting residential gateways, enterprise access points, and smart mobile clients.

1 mins

December 2025

Circuit Cellar