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 would like to thank EEWorld and Acre for giving me the opportunity to review the NB-IOT development board.
After receiving the express package, I opened it immediately. The packaging of the developm...
Microsoft has not confirmed that they are working on HoloLens v2, and has revealed that the 2nd generation product uses an improved holographic processing unit and an improved Kinect-based depth sensi...
P_PIN1, P_PIN3, and P_PIN5 input 3-way PWM square wave, and then output P2 (under the electrode) and P3 (on the electrode) AC voltage. Now I don't know the relationship between the 3-way PWM input and...
[size=4] Jump instructions are used to implement program flow jumps. In ARM (also in TI C66x DSP) programs, there are two ways to implement program flow jumps: [/size] [size=4]-Use special jump instru...
I recently completed a brushless DC motor speed control project. I consulted various blogs and papers written by experts. Here I will only make a small summary; FOC (Field Oriented Control) is a mathe...
PyPortal Pynt clock/weather display using CircuitPython, with RTC and NTP automatic time synchronization support.https://github.com/imekon/weather-clock...
1. Power supply
The DC resistance tester provides two types of power supplies for testing: AC220V/DC12V. In the case of strong electromagnetic field interference, it is recommended to use DC powe...[Details]
In the morning session of March 4, the concept of SMIC rose sharply. As of press time, Asia Pacific Integrated Circuit Co., Ltd. hit the daily limit, Nanjing Optoelectronics and Shanghai Xinyang rose...[Details]
Despite Huawei being added to the U.S. Commerce Department's Entity List in May, its tablet shipments actually grew 4% year-over-year. Windows demand continued to decline as business refreshes favore...[Details]
As we all know, all FLIR thermal imaging cameras are strictly calibrated according to factory specifications before leaving the factory. However, over time, the aging of electronic components will ca...[Details]
Abstract:
As an artistic water feature with high ornamental value, music fountain has been used more and more widely. This paper discusses a small mobile music fountain control system suitable fo...[Details]
According to the latest news from foreign media, LG Chem, one of the world's lithium battery manufacturing giants, has begun mass production of 21700 lithium batteries used in Model 3 at its factor...[Details]
Abstract: When a rotary encoder is used for angular positioning or measurement, the shaking of the rotating shaft may cause the encoder output waveform to change, resulting in miscounting. An an...[Details]
The three major A-share indices closed higher today, with the Shanghai Composite Index up 0.52% to 3484.39 points, the Shenzhen Component Index up 1.02% to 14122.61 points, and the ChiNext Index up 1...[Details]
Mixed Programming of C Language and Assembly Language in 430 MCU
1. C language functions and assembly language functions call each other
In this example, the C language function main() ...[Details]
Gates Electronics is committed to the innovative development of core electronic control systems for automobile intelligent chassis. Its core team has been deeply involved in the field of chassis elec...[Details]
Almost a month has passed in 2018. The coming Spring Festival is also an important promotional holiday. After a busy year, everyone is willing to reward themselves or their families at the end of t...[Details]
After the MSP430 is powered on and reset, the IO defaults to the input state and the watchdog is turned on. Generally speaking, after reset, the watchdog is disabled by default, while the MSP430 turns...[Details]
At the WWDC 2020 Developer Conference, Apple released the new watchOS 7, which brings major features such as personalization, health, and fitness to the Apple Watch. In addition to the new watc...[Details]
Virus attacks are undoubtedly the most significant security issue perceived by users in recent years. Last year, a large number of companies around the world were attacked by ransomware, mining Troja...[Details]
On October 16, Shandong Yulong Gold Co., Ltd. (601028, hereinafter referred to as Yulong Co., Ltd. or the Company) issued an announcement that the company's industry was changed from wholesale to non-...[Details]