For high-power LED driving methods, isolated power supplies are generally used. The efficiency of some power supplies is not high. After experiments, I used secondary low voltage to directly light up ...
[color=#000000] It has been five years since I registered eeworld in 2008. During this time, I downloaded a lot of things from the forum. However, due to personal reasons, I learned very little knowle...
I can associate file types with applications by modifying the registry. That is, when I double-click a video file, I can start my own playback application. But it won't start playing directly. How can...
[i] [color=rgb(68, 68, 68)][font=Tahoma,]I use STM8S207C8T6 to write a program, and the development environment is IAR.[/font][/color] [color=rgb(68, 68, 68)][font=Tahoma,]Simulation, flag=0x02, runni...
Where input clk
output gclk,clk_div
output IP0,IP1,IP2,IP3gclk,clk_div is the frequency division output of the reference frequency
It is required that on the rising edge of clk_div, IP0, IP1, IP2, and...
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]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
DSP and ARM Processors
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