Recently, the 5P, 15P and 390P chip capacitors used in our company often break. The most annoying thing is that some capacitors look intact on the PCB after reflow soldering, but when the electric sol...
[i=s]This post was last edited by yanbao on 2022-1-9 17:56[/i]Today, 20220109, the seventh day of the twelfth lunar month. I still remember that when I reviewed 2021 last year, it was 20210204, the Li...
[color=#1f497d][backcolor=rgb(252, 252, 252)][font=Calibri, sans-serif][size=14.6666669845581px]This 5/12 release of Windows 10 IoT Core Insider Preview includes an updated base OS build. It also incl...
He founded two IT companies and resold 3COM stocks every day. He bought with one hand and sold with the other hand. Every time he resold the stocks, he could increase the value by 10%....
The original intention of the person who drew this circuit was to be funny and inspirational. However, as far as the triode circuit is concerned, the artist is a weed waiting to be hoeed.
I often see ...
It has been nearly 20 years since the beginning of research and development of distribution automation, but there has not been much development in the past 20 years. Limited by the development of peri...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[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]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
Discrete Device
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