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1 AT89S52 MCU Introduction
1.1 Main features of the chip
The AT89S52 microcontroller is a high-end, enhanced product recently launched by Atmel. It is a low-power, high-performance CMOS 8...[Details]
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1. Problem description: STM8 debugs into __iar_unhandled_exception. As long as the general interrupt is commented out, the board will work normally. Solution: From the debugging information, it c...[Details]
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I. Introduction According to statistics, the annual capacity of single-chip microcomputers in my country has reached 100-300 million pieces, and it is growing at a rate of about 16% per year, but my ...[Details]
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Recently, Xiaomi Watch Color received an OTA upgrade, and the latest version number is V1.5.306. The new version adds a swimming mode, and supports unlocking Xiaomi mobile phones with watches a...[Details]
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I believe everyone has heard of airplane black boxes, but car black boxes may not be as well-known as airplane black boxes. As the name suggests, car black boxes are also called car working informati...[Details]
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In the process of learning ARM, I feel that registers basically do not provide bit operations, but overall operations. The overall operation is to pay attention to not affecting other bits when assi...[Details]
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stm32 has two watchdogs: an independent watchdog that can reset the CPU when a hardware failure is detected, and a window watchdog that can reset the CPU when a software failure is detected.
I use a ...[Details]
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Recently, Xinwanda Electric Vehicle Battery Co., Ltd. (hereinafter referred to as "Xinwanda Automotive Battery"), a subsidiary of Xinwanda Holdings, received a designated notice from Volvo Car Corp...[Details]
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To drive more than one high-brightness white LED, design engineers need to choose whether to connect the LEDs in series or in parallel. Of course, each connection method introduces design compromises....[Details]
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ANCA’s efficient solution: one machine for multiple applications, easy blade grinding, accurate, consistent, automated blade production, and tooling product diversification
As consum...[Details]
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When the LED display screen displays text, images and videos, if the lights on the LED display screen are lit at the same time, it means that the display screen is a static screen; if the lights on...[Details]
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1 Introduction This article will introduce how to use the CubeMx tool to create an SD card-based file system from scratch, for reference by those who will use this function in the future. 2 Preparat...[Details]
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According to foreign media reports, the Samsung Galaxy A21 appeared in the Geekbench database and exposed some key parameters such as processor, memory, system software, etc. Recently, Samsu...[Details]
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On September 28, the "Automotive Software Panorama (2022)" (hereinafter referred to as the Panorama), jointly compiled by Chongqing Zhongke Automotive Software Innovation Center and Guoke Chushi (Cho...[Details]
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In the previous section, we talked about how to implement the tasklet mechanism
http://blog.csdn.NET/morixinguan/article/details/69666935
In this section, we will implement th...[Details]