ARM Cortex-M4

Heterogeneous Multicore Cortex-A53 + Cortex-M4 for Complex High-Speed Computing and Real-Time Control

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Heterogeneous Multicore Cortex-A53 + Cortex-M4 for Complex High-Speed Computing and Real-Time Control

With the continuous enhancement of ARM processor performance, more and more products currently tend to use a high-performance ARM platform with a single architecture to meet different functional requirements. However, in the field of industrial applications, there are still some real-time control and communication requirements that a single system architecture cannot fully satisfy. In the … Read more

ARM Interrupt Priority and Nested Preemption Issues

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ARM Interrupt Priority and Nested Preemption Issues

While sitting on the high-speed train from Shanghai to Beijing, the long journey indeed makes one feel bored (I couldn’t get a direct train, so I had to go slowly, stopping at each station. It’s frustrating, even in the era of high-speed trains. It reminds me of the time I spent hours on a green … Read more

STMicroelectronics Touch Screen Controller Supports Next-Gen AMOLED Energy-Saving Displays

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STMicroelectronics Touch Screen Controller Supports Next-Gen AMOLED Energy-Saving Displays

Click “STMicroelectronics PDSA” to follow us! July18,2022,China — STMicroelectronics’ FingerTip FTG2-SLP touch screen controller has achieved advanced features supporting the latest active matrix organic light-emitting diode (AMOLED) displays, promising to make smartphones more energy-efficient with longer battery life. Low-temperature polycrystalline oxide (LTPO) AMOLED displays and similar proprietary displays dynamically control the refresh rate based on … Read more

Design of an Unmanned Boat Measurement and Control Device Based on STM32 Microcontroller

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Design of an Unmanned Boat Measurement and Control Device Based on STM32 Microcontroller

Author: Ye Nan1, Wang Xiang2, Liu Huaizhi1 Affiliation: 1. China Shipbuilding Industry Corporation Pengli (Nanjing) Atmospheric Ocean Information System Co., Ltd., Nanjing, Jiangsu 210000; 2. China Shipbuilding Industry Corporation Nanjing Pengli Technology Group Co., Ltd., Nanjing, Jiangsu 210000. Abstract: The core of the unmanned boat is its integrated measurement and control device for information collection … Read more

Introducing TI’s Speech Recognition Library Based on Cortex-M4 with API and User Manuals

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Introducing TI's Speech Recognition Library Based on Cortex-M4 with API and User Manuals

Description: 1. This speech recognition library can recognize 11 short phrases and can change the recognized content at any time. 2. Since the library is written in pure C and has an IAR version, it should also be possible to port it to chips from other manufacturers. 3. The software includes an API manual and … Read more

Toshiba Launches Arm Cortex-M4 Microcontroller for Motor Control

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Toshiba Launches Arm Cortex-M4 Microcontroller for Motor Control

Further enrichTXZ+™series high-end seriesM4Kgroup, expanding the code flash memory to512 KB/1 MB March262024——Toshiba Electronic Components and Storage Devices Corporation (“Toshiba”) today announced the addition of 8 new products to the TXZ+™ family of high-end 32-bit microcontrollers with Cortex®-M4 core and FPU in theM4K group, with flash memory capacities up to 512 KB/1 MB, while providing … Read more

Message Communication Between Arm Cortex-M4 and Cortex-M7 Dual Cores

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Message Communication Between Arm Cortex-M4 and Cortex-M7 Dual Cores

Follow Arm Technology Classroom by clicking the card below This article is authorized to be transferred from the WeChat public account Embedded Column. This article mainly shares the implementation of simple Asymmetric Multi-Processing (AMP) core-to-core communication using FreeRTOS message buffers, taking the STM32H7 (M4 and M7) dual-core processor as an example. 1. Overview The communication … Read more

Holtek Launches New HT32F49153/163 USB OTG Arm Cortex-M4 32-bit Microcontroller

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Holtek Launches New HT32F49153/163 USB OTG Arm Cortex-M4 32-bit Microcontroller

丨Product Introduction丨 Holtek continues to expand its mid-to-high-end market product applications, launching the brand new HT32F49153/HT32F49163 series 32-bit microcontrollers, utilizing the high-performance Arm® Cortex®-M4 core, providing single-precision floating-point unit (FPU), supporting all Arm® single-precision data processing instructions and data types. This core also features a complete DSP instruction set and memory protection unit (MPU), enhancing … Read more

Freescale Cortex-M4 Experiment Box Overview

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Freescale Cortex-M4 Experiment Box Overview

FreescaleCortex-M4 Experiment Box ModelTP-KKT-MK60) Ø Product Introduction Ø Technical Specifications 1. Experiment baseboard: Power switch supplies power to the core board and application modules; TFT true color LCD interface, application module expansion area; high-fidelity active buzzer; 2. ★ Hardware self-check function: The system has a function to check the hardware status upon startup, and the … Read more

Why Choose the ARM Cortex-M4 Core HK32MCU for Actual Project Development?

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Why Choose the ARM Cortex-M4 Core HK32MCU for Actual Project Development?

On October 9th, Shenzhen Hangshun Chip Technology R&D Co., Ltd. (hereinafter referred to as “Hangshun Chip”) teamed up with Lichuang Mall to bring an exciting product selection live broadcast for electronic engineers. During the event, Hangshun Chip’s senior application technology expert Eddie Yang shared in-depth knowledge about the ARM® Cortex®-M4 core HK32F407 chip with the … Read more