Cortex-M is an ARM core aimed at MCUs, which has been around for about 20 years, with the most classic being the Cortex-M3 core, which is one of the most widely used cores on the market today. As of now (September 2024), the latest and most powerful microcontroller core is the Cortex-M85. https://www.arm.com/en/products/silicon-ip/cores/cortex-m The Cortex-M85 … Read more
The ARM Cortex-M4 flagship board is launched with exciting details below. ARM announced the launch of the new embedded processor “Cortex-M4” in February 2010, marking the fourth generation of this high-performance, low-power embedded solution, following the Taiwan Nuvoton M451 series as shown in Figure 2.1.1, with the previous three generations being Cortex-M0/M1/M3. Cortex-M4 is an … Read more
Air Quality Monitoring and Alarm System Based on 51 Microcontroller with LCD1602 Display (Proteus Simulation + Program + Design Report + Schematic + Explanation Video) Simulation software: Proteus 7.8 and above Compiler: Keil 4 / Keil 5 Programming Language: C Design Number: S0085 Main Functions: Design of Air Quality Alarm System Based on 51 Microcontroller … Read more
Click the card below to follow Arm Technology Academy This article is selected from the “Arm Technology Blog” column, originally from Zhihu. This series will guide you to learn about the Cortex-M3, including its architecture design, register composition, concepts of clock and bus, functions and usage of various peripherals, etc. Original article: https://zhuanlan.zhihu.com/p/52235675 The Getting … Read more
丨Product Introduction丨 Holtek has launched the new 5V wide voltage Arm® Cortex®-M0+ Touch microcontroller HT32F542xx series, with a maximum frequency of 60MHz, providing up to 28 touch keys, and can undergo CS (Conductive Susceptibility) 10V dynamic testing. Additionally, it features an LED controller with automatic scanning capability. It is suitable for various electrical products such … Read more
Arduino Programming· Lesson One Hello World 1 Introduction to Arduino Open Source Hardware 2024 Arduino, originating from Italy, is a convenient, flexible, and easy-to-use hardware development platform. Household appliances like TVs, air conditioners, washing machines, vacuum robots, and air purifiers are all controlled by microcontrollers, and Arduino can handle these tasks. It can also be … Read more
Some image sources and the website to download this model are as follows: https://grabcad.com/library/arduino-uno-rev-3-ch340-1 Follow the WeChat public account “Mechanical Drawing Dog” to get more related resources. Notes: This article is only a collection of images and is for appreciation. If you need to share, please follow the “Disclaimer” in the “More Drawings” section on … Read more
In the 21st century, technology has advanced rapidly. The microcontrollers in the hands of geeks have evolved from the old 51 and PIC to AVR and STM32, along with various convenient development tools, such as the once-popular Arduino. However, the Atmega328-based AVR microcontroller is still quite outdated, being almost 20 years old, while ARM is … Read more
Summary：Recently, I found several development boards based on the shape of Arduino UNO, let’s appreciate them together. 1. Adafruit METRO M7 The main control chip is NXP’s IMXRT1011, with an ARM Cortex-M7 core. IMXRT1011 is a microcontroller unit (MCU) developed by NXP Semiconductors. It belongs to the i.MX RT series of MCUs based on the … Read more
When comparing the performance of Arduino and STM32, which one is more powerful? Many electronics enthusiasts face a dilemma when deciding between Arduino and STM32, unsure of how to choose. Arduino has always been popular, but does STM32, with its numerous interfaces, stronger performance, and faster speed, offer a better option? Features of Arduino and … Read more