SPI is very common in embedded systems, whether in system processors on chips (such as ARM, MIC, or high-end 32-bit processors like Power PC), or in microcontrollers (such as AVR, PIC, etc.), which typically include SPI controllers capable of operating in master-slave mode. Programmable AVR controllers in the system can be programmed using the SPI … Read more
Developing and debugging embedded systems is a complex task that requires powerful tools and interfaces to ensure the correctness of hardware and software. In this field, JTAG (Joint Test Action Group) and SWD (Serial Wire Debug) are two commonly used debugging interface standards that play a crucial role in embedded system development. This article will … Read more
Recently, Keil announced news about MDK v6. It mentioned an important point: the MDK middleware is now free, which includes file systems, USB, networking, RTX5, etc. Then some netizens asked: What is the relationship between Keil MDK v6 and Keil Studio? This question is actually quite simple. If you have carefully read the information provided … Read more
Introduction Embedded operating systems play a crucial role in today’s technology field, especially in microcontroller applications. Tock is an emerging embedded operating system specifically designed for microcontrollers, gaining attention for its security and reliability. This article will provide a detailed introduction to Tock, exploring its various features and application areas. Background of Tock Tock is … Read more
Follow,Star Public Account to not miss exciting content Source:STM32 A good electronic product requires careful consideration of power management, and battery-powered products should pay more attention to achieving low power consumption. Introduction to STM32 Power Each STM32 chip has a power controller (PWR), and different series of STM32 have similarities as well as differences. 1. … Read more
As an embedded engineer, you should know about download debuggers, but do you really understand the meanings and differences between the SWD and JTAG interfaces? 1 What is a Download Debugger In simple terms, a download debugger is a device that converts commands sent from a PC (for example, via USB protocol) into a language … Read more
Looking back at the past year of 2016, embedded technology and the Internet of Things (IoT) have developed rapidly. On the basis of consolidating traditional applications, embedded technology is exploring emerging markets, with the IoT being one of the most extensive application markets. In this new technological revolution driven by innovation, the IoT will undoubtedly … Read more
Keil5（32/64bit）download link: Baidu Cloud:https://pan.baidu.com/s/1o934WcU Extraction Password:mecs Software Introduction: Keil is a C language software development system for the 51 series microcontrollers produced by Keil Software, USA. The new version Keil5 has an SWD download speed that is 5 times faster than Keil4, effectively enhancing development speed; Keil5 is fully compatible with Keil4, and can be … Read more
Key Knowledge Points of Chapter One: Understand the characteristics, classification, development, and application of embedded systems, and familiarize yourself with the logical composition of embedded systems. Understand the main types of embedded processing chips, familiarize yourself with the SoC development process, and understand the significance of IP cores. Familiarize yourself with the encoding of Chinese … Read more
Introduction The STM32 provides flexible and diverse access implementations for external memory. This article will introduce how to utilize QSPI (QuadSPI) to implement external serial NOR Flash memory. First, the functional characteristics of the QSPI interface will be introduced, followed by hardware design and software development. Based on STM32CubeM, a reference implementation for accessing the … Read more