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The hello world program is a must-have for beginners of every language. Here is a brief source code in assembly form: And rough notes. You can check the function of interrupt 21 on the Internet. I ...[Details]

STM8s103P compiles and produces the following results bad struct/union operand This is because the chip type is not macro defined Solution 1: Change the Preprocessor Definitions in C Compiler i...[Details]

Specific implementation functions The system consists of STC89C52 microcontroller + LCD1602 + solenoid valve + relay + flow meter + IC card reader module. Specific functions: (1) The first line s...[Details]

Imagine coming out of the supermarket with the items you just bought in both hands and unable to take out the key to open the car door. What should you do? It is very convenient to use the PKE key....[Details]

introduction The two main types of products launched in the domestic and foreign markets are digitally controlled analog video surveillance and digital video surveillance. The former has very matur...[Details]

Rivian, the US electric car maker known as the "Tesla killer," said in a letter to shareholders on Thursday that it plans to adopt new battery types throughout its electric vehicles, including lithiu...[Details]

On April 9, GigaDevice issued an announcement stating that on April 9, 2021, the company received a "Notice on the Implementation Progress of GigaDevice Share Reduction Plan" from the National Integr...[Details]

As a convenient, safe and reliable DC power source, batteries have been widely used in the fields of electricity, communication, military, etc. Temperature is an important parameter of batteries. I...[Details]

On August 18, according to the Shanghai Securities News, Li Gang, founder and chairman of Minxin Co., Ltd., talked about MEMS sensors and said: "This industry is something you can never finish in you...[Details]

The microcontroller performs calculations according to different timing/counting modes. For example, when we select mode 1, 16-bit timer counter, the maximum decimal value of the 16-bit counter is...[Details]

Currently, there are 6 main new LED heat dissipation technologies . 　 　1. SynJet replacement fan 　　Applied to the heat dissipation of LED lighting , the general principle of SynJet is ...[Details]

Spectroscopy is a technique for measuring the intensity of light in the ultraviolet, visible, near-infrared, and infrared bands. Spectral measurement has a wide range of applications, such as color me...[Details]

Beijing, May 6, 2019 - Texas Instruments (TI) recently introduced a fully tested battery management and traction inverter system reference design, as well as new analog circuits with advanced monitor...[Details]

Today, Apple rolled out iOS 12.5.4 to several older iPhones and iPads, with build number 16H50. Officials said that this update brings important security updates and all users are recommended to in...[Details]

ABB industrial robots are automation equipment widely used in manufacturing, logistics, medical and other fields. They are highly flexible and precise and can complete various complex tasks. When o...[Details]