[size=14px]I used TPS61086 to make a 5N to 12V boost circuit. The last stage is a touch circuit after the 12V boost. [/size] [size=14px] The current situation is as follows: [/size] [size=14px] The to...
Dear experts, please help me. I use MCU to control MC39I to dial CMNET. There is no problem in LCP negotiation, but every time I do PAP authentication, after sending the User and Password (both are em...
Bootloader - IAP UpgradeIntroductionTo learn and use Bluetooth, you need to understand IAP upgrade first, because Bluetooth is divided into boot and a. The boot program can be downloaded using keil. T...
I recently started to develop things with 430 microcontrollers. The chip is MSP430F425, the software is AQ430, and when I download the program, the following prompt appears:.....Erasing Info MemoryDon...
Moderator:I just bought a USB emulator?I use the driver that comes with the CD and IAR3.41ADebug but it never works. There is always a communication error!!And then the Session...?Help!!...
[color=#333333]1. The use of resistors and capacitors near the optocoupler. Check the data sheet to see the recommended input current of the optocoupler. The input voltage minus the deep saturation vo...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]