This post is exclusively sponsored by EEWORLD. Disassembly tools:The object of this post is a SONY MP3 player, model (NWZ-B172F): This player has been used for more than two years, and then it can no ...
[align=left][color=rgb(62, 62, 62)][font=Optima-Regular, PingFangTC-light]1. If there is no plug-in component connected to the two ends of the SMD component, a test point must be added. The diameter o...
Senior Hardware Engineer: 1. Proficient in DSP/ARM system design 2. Experience in video product design is preferred 3. More than two years of work experience Senior Software Engineer: 1. Proficient in...
undefinedI am working on PWM to realize voice decoding, but I don't know how to implement it. How can I solve this problem? Does anyone have a program to realize voice decoding using PWM? I am doing m...
Capacitor is a kind of energy storage element, which has the characteristics of "blocking direct current and passing alternating current, and passing high frequency and negative low frequency". In ord...
WINCE6 system can dial GPRS normally; but when it goes to sleep and wakes up, GPRS cannot dial, and the prompt is "the modem is not plugged in properly or is faulty", but sending AT commands using ser...
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
LonWorks fieldbus technology is widely used, for example, in intelligent buildings, industrial control, environmental protection, etc. Echelon's LonWorks system has been used in the products of tho...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
With the continuous development of integrated circuit technology, integrated circuits have developed from thousands of gates to the current level of millions and tens of millions of gates. The applica...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
For the past
15
years, many have predicted that
the
8
-bit microcontroller would soon be gone. However, this was one of the most miscalculated predictions in the el...[Details]