Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
[i=s]This post was last edited by Yanyuan Technology House on 2019-6-12 16:16[/i]question:The square wave signal input interface on the PCB circuit board uses a 2.54 pitch bullnose socket, and the wir...
[If you don't understand, just ask] The voltage balance equation in motor science is U=E+IR+jIX. Here we take a permanent magnet synchronous AC motor as an example. U is the voltage applied to the thr...
[i=s]This post was last edited by Jacktang on 2021-5-30 17:06[/i]1. Development environment and toolsHC32F003 / HC32F005hc32f005_ddl_Rev1.9.0 LiteKeil uVision5 V5.33 / IAR For ARM 7.80.4 (J-Link)2. Pr...
[i=s]This post was last edited by 怀穿少年梦 on 2022-5-17 18:38[/i]1. Introduction to PWM and square wave
1. PWM——Pulse Width Modulation: Pulse Width Modulation (abbreviated as pulse width modulation, in l...
After getting the side panel, I have been busy with other projects and have no time to test it. Yesterday, I took some time to simply test the basic performance of the first-line TLP3547 module. [size...
https://nju-projectn.github.io/ics-pa-gitbook/ics2022/0.4.html
http://www.study-area.org/tips/vim/index.html
(First, post the link. If you like it, just collect it.)
In the eyes of many people, embedd...
Dugen Core has successfully developed 940nm high-temperature-resistant semiconductor laser chips and fiber-coupled pump modules for automotive lidar, and has passed rigorous performance and reliabi...[Details]
In the field of mobile phone RF, Shuobei, a veteran antenna player, was once known as the "antenna duo" of A-shares together with Xinwei Communication. In the first few years, Shuobei's performance w...[Details]
The stm8 rtc clock can use an internal low-frequency clock source or an external low-speed 32768Hz clock source. The rtc code is as follows: #include stdio.h #include stm8l15x.h void ...[Details]
Schematic diagram:
Different pins of the P port are selected through 2-4 decoding; 74LS139 gives +5V voltage, the output high level is above +4.5; the output low level is below 3.5V;
If SW1 is ...[Details]
Infrared thermal imaging cameras use photoelectric technology to detect infrared specific band signals of thermal radiation from objects, convert the signals into images and graphics that can be di...[Details]
Introduction
Any form of electrical lighting product produces a negative product: heat. From incandescent light sources to fluorescent lighting, generations of engineers have developed ways to m...[Details]
Overview of Urban Security System
The monitoring system described in this article has built about 2,000 monitoring points based on the needs of urban public security monitoring. The backbone n...[Details]
SMT production process
The basic elements of SMT process include: screen printing (or dispensing), mounting (curing), reflow soldering, cleaning, testing, and rework.
1. Silk screen printing...[Details]
随着近年来汽车电气化、智能化及网联化的迅猛进展，汽车内部电子电气元器件的数量与复杂度显著增加。传统的E/E架构已无法满足汽车智能化时代的需求，车载网络正逐步向域控制和集中控制转型。行业巨头如博世、采埃孚等纷纷布局下一代车载网络架构，特斯拉在Model 3和Model Y中已采用了域控制结构。
At present, the number of ECUs...[Details]
1. Performance characteristics of PIC microcontrollers
PIC series microcontrollers are 8-bit embedded microcontrollers first introduced by Microchip in the United States that use reduced instru...[Details]
Solar Reserve LLC, located in California, recently announced that its Crescent Dunes concentrated photovoltaic solar project won the fifth CSP Today award.
In addition, SolarReserve has receiv...[Details]
If we want to find the most representative development factor in the evolution from office automation to enterprise digital transformation, then tool software is it. Over the past 30 years, there hav...[Details]
Today, Samsung Health issued an announcement to users, announcing the new policy for Samsung Health (iOS version). The announcement pointed out that after the adjustment of the operating po...[Details]
Conditional Access System (CAS) is the core technology for the development of pay TV. Understanding its operating mechanism and mastering its use and maintenance are crucial to the successful develop...[Details]
PCB Design
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