http://blog.ednchina.com/Upload/Blog/2007/3/30/826adf84-7829-4de7-8065-2149d80d0c85.jpg Please help me analyze the principles of each component and the function of the processor in this MP3 schematic ...
Problem phenomenon: 1. When TLE7183F is powered on, there is no voltage difference between the output gate-source voltage, but the gate and source both have ground voltages, and the voltages are the s...
MicroPython was ported to an STM32F407 board. Due to hardware design reasons, only ordinary IO ports could be used to simulate SPI communication. Therefore, a MicroPython driver was written in C langu...
I have just started learning the uCOS system. Now I have a S3C44B0X board and want to port uCOS to it. So I found some uCOS source codes based on S3C44B0X on the Internet, but I don’t know how to use ...
Let me first explain the background, otherwise it is easy to be confused. Maybe you still remember that I once posted some posts complaining about some strange problems of USB to serial port adapters....
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
TPMS is the abbreviation of "Tire Pressure Monitoring System". It is mainly used to automatically monitor the tire pressure in real time when the car is driving, and to alarm for tire leakage and l...[Details]
According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t, accounting ...[Details]
1. Introduction
Diesel engine test is the last key process in the diesel engine production process, which plays a very important role in the manufacturing quality of diesel engines. Its main c...[Details]
1 Introduction
In recent years, the application of LED display screens has developed rapidly, promoting the progress of LED driver ICs. Based on the high reliability of LEDs and the consistenc...[Details]
Abstract Frequency Modulated Continuous Wave (FMCW) radar has been widely used in automobile anti-collision systems. This paper describes and compares the development of automobile anti-collision s...[Details]
0 Introduction
In 2008, the Science and Technology Olympics is a very important aspect, and the timing and scoring system is of utmost importance in the competition. It can be said that a good...[Details]
Overview
Flexible fieldbus connectors based on D-Sub interface technology are specified for popular bus systems such as CAN-Bus, Profibus and SafetyBUS p in the IP-20 range. The comprehensive ...[Details]
1. Allowable temperature
When the transformer is running, its coil and core produce copper loss and iron loss, which are converted into heat energy, causing the temperature of the transfor...[Details]
At present, mobile phones generally use
white light LED
as
the
backlight
element
of
the display
screen
, and the corresponding white light LED
driver
has beco...[Details]