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.
The automatic function of an oscilloscope mainly refers to the automatic setting and automatic range of the oscilloscope. Please note that it is not the same as the automatic trigger in the trigger, s...
I bought a voice module from Taobao and found that the speaker had noise when I debugged it. I connected an oscilloscope to see that the 5V power supply had noise when the speaker spoke. It should not...
Google Japan's Gboard team designed a teacup with a functional keyboard around it.We have proposed various keyboards and devices to realize a unique character input environment.And this time, we will ...
[i=s]This post was last edited by ienglgge on 2019-1-9 02:35[/i] ny3p065. Burn the program through otp_writer and solder it to the board. The external trigger signal is normal. But there is no pwm out...
[i=s] This post was last edited by XuYong at 2020-6-22 19:37 [/i]Ladies and Gentlemen, this is my first time to use FPGA, and I am designing an image data acquisition system. The data collected by FPG...
[i=s]This post was last edited by symic on 2022-3-6 23:55[/i]Last week, I finished unpacking and analyzing the schematics. This week, I downloaded the development manual and other documents from the o...
(1) Working principle of CV/CC power supply CV/CC power supply is usually a power supply constructed based on the linear regulation principle. Figure 1 is its typical circuit. In the figure, the er...[Details]
Wang Binggang, leader of the expert group of the National New Energy Vehicle Innovation Project The highly anticipated new version of the "Energy-Saving and New Energy Vehicle Technology Roadmap" ...[Details]
Note: 1. I learned about ARM programming today, so I searched for a lot of information online, but found that there were not many that were really useful. And after my actual test, there were quite...[Details]
Reference Code: Development environment: Freescale Codewarrior 5.0 /* * Authour: flyreally * *I wrote an ultrasonic distance measurement module by myself, using the query method. * Of cou...[Details]
1. Functional modules of MSP430G2553 microcontroller
(a), IO port module,
1. The MSP430G2553 we use has two groups of IO ports, P1 and P2.
2. The registers of the IO port are: direction sel...[Details]
On October 19, Tiantong Co., Ltd. announced its third quarter report for 2021. The company achieved operating income of 3.0796 billion yuan in the first three quarters, a year-on-year increase of 38....[Details]
Recently, Fangtian Shenghua Digital Technology Co., Ltd. (hereinafter referred to as "Fangtian Shenghua") announced the completion of a RMB 50 million Pre-A round of financing. This round of financin...[Details]
1. The S3C2440 storage controller provides signals for accessing external devices, such as NAND Flash, SRAM, NOR Flash, network cards, etc. Features are as follows: — Little/Big endian (selecta...[Details]
The entire diagnostic car management includes several modules: Diagnostic Communication Manager (DC M), Diagnostic Event Management DEM (Diagnostic Event Manager), and Function Inhibition Manager FIM...[Details]
For more than a century, vehicles have been powered by internal combustion engines (ICE). But you’ve no doubt noticed that things are changing rapidly with the introduction of electric vehicles (EVs)...[Details]
According to Jiwei.com, 5G has now become a strategic high ground for competition between the two major powers, China and the United States. If Huawei continues to rise, it will be China, not the Uni...[Details]
Early this morning, in addition to the iOS 14.5 and iPadOS 14.5 developer preview Beta 6, Apple also released the sixth test version of watchOS 7.4 for developers. After updating to the wat...[Details]
On September 20, electric vehicle battery technology company Enevate and high-speed charging and energy density battery technology company NantG Power announced a strategic alliance to produce next-g...[Details]
In the past, oscilloscopes were difficult to use for EMI debugging because they did not have the sensitivity required to capture EMI radiation signals, their FFT spectrum analysis capabilities were n...[Details]
GSM is a common VOIP voice codec library, which is implemented in Linux using libgsm. The libgsm library is needed in the project. So try to compile the GSM library directly. The official website h...[Details]
Test/Measurement
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