This circuit uses two-stage amplifiers as error amplifiers and two-stage emitter-follower outputs. Using TL431 as the reference, R3=R9 makes it a 5V output. The component parameters are not optimized....
Can a CAB installation package automatically run an EXE file after installation? The EXE file is called externally, for example, in the same directory as the CAB file....
1. When the input of a single-ended op amp is 0, the output is usually not 0. Is this caused by the offset voltage? 2. If so, will the drift caused by the offset voltage change if the feedback resisto...
[i=s]This post was last edited by Litthins on 2019-10-28 10:56[/i]I'm a student. My last Atmel XPLAINED development board has been taken away. Here's another GigaDevice GD32 E231C-START development bo...
自己做的ZIGBEE(cc2530)板子,程序下载好之后,调试会出现如下错误:Sun Jan 25 22:34:32 2015: Warning: Possible IDATA stack overflow detected. Reset target to re-enable overflow checkSun Jan 25 22:34:32 2015: Warning: Possible ID...
[i=s]This post was last edited by johnrey on 2016-12-25 23:01[/i] There are many sensors on the sensorTile, but the most informative ones are the motion sensors, which are LSM6DSM and LSM303AGR. There...
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]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[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]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]
The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]
1. Why do we need to do electromagnetic compatibility design for products?
Answer: To meet product functional requirements, reduce debugging time
,
make products meet the requirements o...[Details]