If it says that the dll file cannot be found, there are usually the following problems: 1. The dll file does not exist. 2. The dll file is abnormal, such as version incompatibility or file damage. san...
/********************************************************Program function: MCU keeps sending data to PC, and displaysASCII characters corresponding to 0~127 on the screen------------------------------...
I received the board and I'll show it off first. I thought it was an LQFP package, but it turned out not to be. It was too hard to solder it myself, so I was a little disappointed. The board was solde...
I have had some time recently and saw some interesting anecdotes. Let me first talk about the reverse recovery of diodes in power frequency rectifier and filter circuits. A group of nerds quoted from ...
## Preface The reviewer said that I wrote it too simply, but in fact, I was scared by CDK. This article may be just to make up the numbers, but it can help beginners. # Breathing light Let me briefly ...
The RF impedance can be detected by attaching an air dielectric transmission line to the outer wall of a non-metallic water tank to accurately measure its liquid level. This article provides an empir...[Details]
Tablets and smartphones have many common elements, the most prominent of which is the touch screen. Apple's iPhone and iPad have revolutionized the market by making multi-touch a must-have technolo...[Details]
The schematic diagram of the high-precision interval voltmeter is shown in Figure (a). The circuit uses an amplifier and some high-precision components, which greatly improves the performance of the i...[Details]
On February 3, a group of OPPO's patents about cameras were exposed recently. The patent uses a pop-up front camera design with a polarized refractive prism, which can make the pop-up height lower an...[Details]
Encoder control of inverter speed is a common industrial automation control method. It uses the encoder to monitor the motor's speed, position and other information in real time, and feeds this inf...[Details]
Compressed air is an important secondary energy source for enterprises and institutions. Most of it is converted from electrical energy or thermal energy through a compressor. When the air pressure v...[Details]
Samsung recently had a new patent for a wireless charging device approved by the U.S. Patent and Trademark Office (USPTO). The patent describes an improved wireless charging base design that ...[Details]
The microcontroller source program is as follows: #include REG52.H //Includes header files related to 51 MCU #define uchar unsigned char #define uint unsigned int /*================== Definition of...[Details]
Introduction At present, embedded browsers have gradually become the standard configuration of high-end mobile phones and PDAs. Konqueror/embedded is widely used as the preferred browser for embed...[Details]
A frequency meter with a test range of 1Hz to 10MHz is designed based on the 51 single-chip microcomputer . The system converts sine waves, square waves and triangle waves into DC signals through pe...[Details]
As one of the most commonly used time domain instruments for electronic engineers, the oscilloscope is a commonly used testing tool for circuit design, research and development, experimentation, manu...[Details]
The clock circuit is an oscillator that provides a beat for the microcontroller. The microcontroller must perform various operations under the control of this beat. Therefore, the microcontroller will...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Solar photovoltaic power generation is the most promising new energy technology in the world today. Solar photovoltaic power generation systems can be divided into off-grid photovoltaic power gener...[Details]
New consumer electronics such as smartphones have made touch screens popular, and touch sensors provide a convenient way to control almost any type of device.
Touch sensor controllers curren...[Details]
Embedded System
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