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.
[size=4][color=#000000][backcolor=white] The non-standard network cables on the market are mainly made of copper-clad steel, copper-clad aluminum, copper-clad iron, etc. These cables have high resista...
Recently, the company project needs to make an MCU replacement plan. I applied for the EFM32PG22 development board from SIlicon Labs of the United States to use, and planned to consider the EFM32PG22 ...
[i=s]This post was last edited by xiyue521 on 2021-5-16 01:48[/i]The purpose of the watchdog is to protect the chip from entering an infinite loop (or the program running away). The watchdog has an in...
I would like to ask what is wrong with my initialization that causes the Bluetooth to not turn on the receiving function and report the error failed:0x48. Specifically, I would like to ask where the p...
All the components were purchased from Taobao. As we all know, the Taobao Special Price APP is very suitable for buying these gadgets.MaterialEverything is here. The battery box and 4056 charging boar...
Win7 64-bit, installed Bq20Z45R1, connected EV2400, the hardware properties show USB input device, can be updated to V0.28 through update. But the software reports an error, can not connect the batter...
Step 1: EEPROM Introduction The data EEPROM (DATA) area can be used to store data required by the user's specific project. By default, the DATA area is write-protected, which prevents the DA...[Details]
Why is motor bearing noise so troublesome?
The motor bearing noise problem is a serious problem that bothers all motor engineers. In many cases, the motor bearing noise problem has become a pa...[Details]
How to produce satisfactory low frequencies with a not-so-large unit? I think the transmission design is the most ideal way. However, due to the complex structure of the speaker, few people try to...[Details]
Jiwei.com reported on December 9 that OnLeaks recently exposed the 3D rendering of the Samsung Galaxy A52 5G, showing that the phone uses a centered hole and a rear rectangular quad-camera. Judging...[Details]
A mass flow meter is an instrument that accurately measures gas flow. Its measured value will not be inaccurate due to temperature or pressure fluctuations, and does not require temperature and press...[Details]
As countries around the world accelerate their pace towards net zero emissions, people need to face the intermittent and volatile nature of renewable energy. Long-term energy storage technology that c...[Details]
The intelligent connected vehicle test base built by China Automotive Engineering Research Institute Co., Ltd. was completed. The base is the first comprehensive test and evaluation base for intellig...[Details]
Netizens discovered that Samsung’s official website adjusted the screen refresh rate parameters of the two flagships, Galaxy S22 and Galaxy S22+. It is reported that both Samsung Galaxy S22 and Gal...[Details]
The medical call system is a calling tool for patients to make requests when they need care or diagnosis. It can quickly convey the patient's request to the doctor or nurse on duty. It is one of th...[Details]
As consumers continue to adopt Internet of Things (IoT) solutions to connect in-home devices to external and internal networks, smart speakers will become more common in more homes. In fact, the smar...[Details]
Wireless devices may hang periodically, interfere with the operation of other consumer electronics products (such as radios), or fail to fully function, all of which can cause consumers to lose con...[Details]
On the evening of December 1, ASE Group, the world's largest semiconductor packaging and testing group, officially announced that it would sell its four factories and businesses in mainland China to ...[Details]
In April 2020, BYD announced that its subsidiary "Shenzhen BYD Microelectronics" (now officially renamed "BYD Semiconductor") had undergone internal reorganization and planned to go public. The ann...[Details]
Ambient temperature (surrounding temperature) If the thermometer is exposed to a sudden environment with a temperature difference greater than 20°C, please keep it for at least 20 minutes to adapt to...[Details]
Recently, ARM Technology (China) Co., Ltd. (hereinafter referred to as "ARM Technology") and Zhuhai Allwinner Technology Co., Ltd. (hereinafter referred to as "Allwinner Technology"), a...[Details]
Analogue and Mixed Signal
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