Class D amplifiers can be used to design all audio solutions that previously required Class AB amplifiers. Despite this, board space, BOM cost, single-layer PCB support, filter-free operation and high...
[font=微软雅黑][size=5]I just graduated and started working. When I applied for a job, my boss gave me a test question, which asked me to draw a PCB of a control board. It took me a lot of effort to finis...
The machine has built-in GPS hardware, but there is a GPS power management in the system. By default, the GPS power is turned off. I want to turn on the GPS power in the program, but I don't know how ...
With the unremitting efforts of everyone, after the recognition and review by the staff of the Haidian District Training Center, EEWORLD and three other companies, Beijing Huahong, Hongsi Electronics,...
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Inverter supplier Santerno has been awarded a contract to supply 155MW of sliding inverters to a solar farm in California’s Imperial Valley. The company did not disclose further details about the p...[Details]
The performance of most portable products depends on the quality of the batteries that power them. In recent years, as battery performance has improved, portable products are moving towards smaller...[Details]