I want to patch the uboot file. It was originally a compressed package. After decompressing it in Linux, I ran the patch command and it said that some file contents could not be found. Then I decompre...
I wrote a small code as follows. When calling the clear_screen() function in the init() function, I forgot to write the parameters. The compiler did not report an error during compilation. Haha, has a...
[i=s]This post was last edited by littleshrimp on 2021-12-11 12:21[/i]It is very convenient to use Verilog to implement loop position, almost just one instruction
led_shift = {led_shift[14:0],led_shif...
When compiling a stream program with PB5.0, the following error occurs: [color=#FF0000]BUILD: [01:0000000038:ERRORE] NMAKE : U1073: don't know how to make 'C:\WINCE500\PBWorkspaces\2410\WINCE500\smdk2...
Create TFFS in flash (without bootrom), after adding components, tffsShow shows that the id is correct. 1. usrTffsConfig(0,0, "tffs0") returns -1. sysTffsFormat returns -1. The problem lies in sysTffs...
[i=s]This post was last edited by qwqwqw2088 on 2021-3-9 08:25[/i]Now more and more netizens are using KiCAD to draw, because it is a free, open source PCB design tool, and as more and more people use...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[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]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]
As countries around the world are leaning towards the new energy battery industry, lithium-ion power batteries, as the ideal energy source for the development of the 21st century, are attracting mo...[Details]