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1. The concept of priority in STM32 (Cortex-M3)
There are two priority concepts in STM32 (Cortex-M3): preemptive priority and response priority. The response priority is also called "sub-prior...[Details]
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The epidemic in mainland China has become more severe, and cities have been closed one after another, and the supply chain of electronic products has been impacted. Morgan Stanley Securities launched...[Details]
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Recently, the HKM9000 GPU graphics processor independently developed by Xiangteng Company of the Aviation Industry Computing Institute has passed the joint test of the cockpit display and control s...[Details]
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#include reg51.h #include intrins.h #define uint unsigned int #define uchar unsigned char sfr P0M0 = 0x94; sfr P0M1 = 0x93; void delay(uint ms){ uint i,j; for(i = 0 ;i ms ; i++) f...[Details]
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1 Introduction
In recent years, medium and large-sized
liquid crystal
display
(
LCD
) devices, such as computer
monitors
and
LCD TVs
, have become the mai...[Details]
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Ethernet gradually penetrates the in-vehicle network and evolves to a higher rate. With the trend of automobile electrification, the amount of information transmitted in the car continues to increa...[Details]
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Today (7), the General Office of the Ministry of Industry and Information Technology issued the "Notice on Deeply Promoting the Comprehensive Development of Mobile Internet of Things" (hereinafter re...[Details]
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The hardware circuit design of a single-chip microcomputer application system includes two parts: one is system expansion, that is, when the functional units inside the single-chip microcomputer, suc...[Details]
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It is reported that CATL once again topped the ChiNext with a market value of 375.1 billion yuan. Against the backdrop of a wailing stock market at the beginning of 2020, its market value has nearl...[Details]
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In order to complete the connection between the Russian-made atmospheric aircraft and the domestic air traffic control transponder, a Russian-made atmospheric aircraft altitude output interface boa...[Details]
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1.12.1. DC motor 1.12.1.1 What is a motor? The motor is an electric motor that converts electrical energy into kinetic energy. Principle: A current-carrying conductor is acted upon by a force in a ma...[Details]
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This is a simple serial communication program that uses query to send, and can send back the data received by the serial port immediately. I hope it will be useful for beginners.
#include reg52.h
#d...[Details]
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On September 30, semiconductor giant Coherent announced on September 27 the sale of its wafer manufacturing plant in Newton Aycliffe, County Durham, UK. The sale is part of the company's continued ...[Details]
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IROM boot (internal ROM Booting), IROM boot refers to the way of booting from OneNAND, SD/MMC card and NANDFlash storage devices. See the figure below, which describes the boot modes supported by 6410...[Details]
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Servo electronic transformer is a kind of power electronic equipment widely used in industrial automation, CNC machine tools, robots and other fields. It has the advantages of small size, light wei...[Details]
Power technology
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