This article explains how to use the human body sensing module HC SR505. We use an LED to indicate whether a person has walked into the sensor. When a person walks in, the LED indicator lights up, and...
Preface: VScode is already available on the computer, and ESP32 development is perfectly supported on VScode. Next, use VScode to install the esp32 development environment.VSCode official website addr...
Several states of microcontroller IO port output1. What are the differences between the open-drain output and open-drain multiplexed output of a microcontroller?2. What are the differences between the...
As shown in the figure below, when I import the BOM, there are obviously many components with different values. Why are they not distinguished? If I want to separate them, how should I do it? Please h...
A long time ago, when I was still using Turbo C 2.0 to write programs, I saw setjmp() and longjmp() functions when browsing library functions in the help function, but I never understood what they wer...
1. Choice of sound signal generation
The ATMEGA128L microcontroller generates a square wave with a frequency of 500Hz as a sound signal. The generation of the square wave signal is essentially to ...[Details]
SGB Metrology and Shenzhen Basic Semiconductor Co., Ltd. (hereinafter referred to as "Basic Semiconductor") held a strategic cooperation signing ceremony at the SGB Metrology headquarters. The two ...[Details]
Real-world circuit components are much more complex than ideal resistors and exhibit resistive, capacitive, and inductive properties that together determine the impedance characteristic. Impedance d...[Details]
BL NEXT ; Jump to subroutine .........; Execute at NEXT NEXT .......... MOV PC,LR ；Return from subroutine Here BL means jump, LR (R14) saves the return address, PC (R15) is the current addre...[Details]
On January 4, the National Data Administration, together with the Central Cyberspace Administration of China, the Ministry of Science and Technology, the Ministry of Industry and Information Technolo...[Details]
When it comes to oscilloscopes, most hardware engineers will think of the following: This kind of desktop digital oscilloscope has overthrown and replaced the dominance of CRT analog oscilloscopes ...[Details]
LCD12864 is used to display personal information and mass concentration of particulate matter in the air, and the air quality level is analyzed and displayed according to the mass concentration of PM...[Details]
Xinhua News Agency Client Shanghai, April 20 (Reporter Li Rong) Shanghai Brain-like Chip and On-Chip Intelligent System R&D and Transformation Functional Platform focuses on the semiconductor industr...[Details]
According to foreign media reports, on February 18, local time, Cerence launched a new AI product in its Cerence Drive product portfolio - Cerence Cognitive Arbitrator, which enables it to quickly an...[Details]
On November 3rd local time, Qorvo announced the acquisition of United Silicon Carbide (UnitedSiC), a U.S. silicon carbide (SiC) power semiconductor manufacturer. The transaction amount has not been ...[Details]
Keysight Technologies (NYSE: KEYS) announced a collaboration with VIOMI to accelerate the launch of innovative 5G IoT home appliances for Chinese consumers. VIOMI is a leading supplier of IoT smart h...[Details]
BYD's sales have set new records, reaching 60,508 units in August, of which the flagship model Han sold 9,035 units in August. The cumulative sales have exceeded 110,000, leading Chinese brands in th...[Details]
The "new four transformations" of the automotive industry have subverted the traditional industrial chain and value chain, and brought unprecedented opportunities and challenges to parts companies. W...[Details]
A team from the Massachusetts Institute of Technology in the United States has successfully developed a new nanoscale 3D transistor using ultra-thin semiconductor materials. This is the smallest 3D...[Details]
stm32/stm8
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