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 ddllxxrr on 2019-11-21 09:49[/i]1. Operating system based on time slice triggering
I remember that this was written by an American. I used it to make a keyboard. But ...
Semiconductor materials are electronic materials that have semiconductor properties (conductivity between conductors and insulators, resistivity in the range of about 1mΩ·cm to 1GΩ·cm) and can be used...
[i=s] This post was last edited by yjguohua on 2019-4-25 11:14 [/i] [color=#008000][backcolor=rgb(255, 255, 255)][font=Tahoma,]I would like to ask, how should I drill the heat dissipation holes on the...
[size=4] The 50Hz AC sampling signal V1 is sent to the inverting input pin 6 of the active precision detector composed of pins 5, 6, and 7 of R1, R2, D1, and U. The purpose of using an active precisio...
Hello everyone! I disassembled a power supply board produced by another company, and I was curious about the craftsmanship in one place. It was the first time I saw it. What is the green layer next to...
[size=4][color=#000000][backcolor=white]1. If both the interrupt and the main thread need to access the same variable, the interrupt should be turned off before accessing it in the main thread, and tu...
1-8-1-3-2． Calculation of energy storage filter capacitor parameters for push-pull transformer switching power supply
It can be seen from Figure 1-35 that when the duty cycle D of the two cont...[Details]
On June 11, the long-silent Nokia mobile phone had new developments: Nokia's exclusive brand licensee HMD released a new phone called Nokia C20 Plus. The launch price of 699 yuan indicates its low-...[Details]
With the increasing demand for clean energy, fuel cell engines and their applications in automotive power systems are becoming increasingly important. Fuel cells directly convert isothermal chemi...[Details]
Configure the kernel to support UVC driver, then compile the kernel with make uImage, burn the kernel to nand flash, and then start the development board. After plugging the USB camera into the JZ244...[Details]
The United States and Poland recently signed the so-called "5G Security Statement", emphasizing that they will strictly control 5G network equipment suppliers. Chinese Foreign Ministry spokesman Geng...[Details]
1, VCC: C=circuit means circuit, that is, the voltage connected to the circuit; VDD: D=device means device, that is, the internal working voltage of the device; VSS: S=series means common connection...[Details]
Apple's largest LCD supplier, Japan Display, has confirmed this week that it will receive nearly $1 billion in investment to increase its OLED production capacity. According to reports, $720 million...[Details]
On November 2, the Jiangxi Think Tank Summit and the National Academy of Sciences Industrial Technology and High-end Talent Introduction to Jiangxi event, jointly organized by the Jiangxi Provi...[Details]
Recently, four students from the Diocesan Boys' School in Hong Kong developed an ultra-small humanoid
robot
with a height of only 141 mm
, which once again broke the record of "the world's ...[Details]
The project uses low-power control. I originally wanted to use standby mode, but later found that all IO ports were in high-impedance state after standby, which was not appropriate for some periphera...[Details]
Honor Play series product manager Wei Xiaolong released a picture on Weibo that hints at the selling points of the new Play phone. It is obvious that this new phone will use "40W fast charging", supp...[Details]
The California Supreme Court reportedly ruled this week in favor of Waymo, the self-driving car company under Google's parent company Alphabet, allowing the company to keep the specific details of it...[Details]
When a product requires a segment LCD display, if an MCU without an LCD driver is used, an external LCD driver IC is required, which increases the cost and PCB area. In fact, many small projects, such...[Details]
In modern high-rise buildings or public places, the establishment of various safety equipment is essential. Smoke alarms and emergency lighting are two common safety equipment. Smoke alarms are genera...[Details]
On October 31, Hyundai Motor released the new hydrogen fuel cell concept car INITIUM. The car is equipped with a large-capacity hydrogen fuel cell system with a maximum output power of 150 kilowa...[Details]
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