I will be returning to Shenzhen next Monday. Normally, the ticket price for the Guiyang-Guangzhou train is 337 yuan, but it is 212 yuan now. It was the same during the National Day last year....
[font=微软雅黑][size=4]Event details: [/size][/font][url=https://www.eeworld.com.cn/huodong/NXP_RapidIoT_20181120/index.html]Click here to view [/url][font=微软雅黑][size=4] [/size][/font][font=微软雅黑][size=4]T...
It should be the first batch of development boards and modules of the new esp32s3 from Anxinke that the whole network got. Thanks to Anxinke, the development boards and modules were sent to me as soon...
Medical device EMC and safety testing1. What does A-a2, Ba mean in dielectric strength test?
2. Leakage current test
1. What does it mean to add 110% grid voltage to SIP/SOP?
2.What do B, BF, and CF m...
The IO interface of the Xingkong board is at a 3.3V voltage level, and some of my own modules are not the same as the module interfaces of DF, so I designed an adapter board that can connect to the Xi...
Is W-CDMA the same as UMTS? Or is UMTS part of GSM? Is W-CDMA a type of CDMA? Which one is the same as 3G?
There are many misconceptions about these concepts. Every technology-based industry s...[Details]
A diode is also called a crystal diode, or diode for short; it is an electronic component that transmits current in only one direction. It is a device with two terminals connected by a part number,...[Details]
On May 22, SAIC Motor stated at a performance briefing that the company has achieved zero thermal runaway in the power battery system and is stepping up research and development of solid-state bat...[Details]
There are more and more leaks about the Samsung Galaxy S20 FE. Today, the source @jimmy is promo also exposed a set of hands-on photos of the real Samsung Galaxy S20 FE. Judging from the pictures,...[Details]
When ultrasonic thickness measurement is used in actual applications, especially in the monitoring of in-service equipment, if the indication is distorted and deviates from the actual thickness, hidde...[Details]
Part 4 Memory Instructions: Load and Store ARM uses load/store instructions to read and write memory, which means you can only access memory using LDR and STR instructions. On ARM, data must be loade...[Details]
The circuit above is a digital power supply designed by a foreigner using an AVR microcontroller.
It uses key input and LCD display, and only uses a single chip microcomputer and a few perip...[Details]
Equivalent circuit of primary wave process
Figure 1. Equivalent circuit of the primary wave process
Installing an impedance matcher on the motor terminal can greatly weaken the overvoltage. Th...[Details]
Samsung launched the Galaxy S22 series of flagship smartphones at last month's Galaxy Unpacked event, and now the company is preparing to launch its new A-series phones later this month. The South ...[Details]
With the arrival of summer, the 2019 3E Beijing Consumer Electronics Expo (hereinafter referred to as "3E Expo") has continued to heat up just like the weather. Currently, the 3E Expo is attracting i...[Details]
Digital transformation is imperative. With the continued development of artificial intelligence (AI) and the rapid advancement of cloud computing technology, enterprises have an increasing demand for...[Details]
According to foreign media reports, Land Rover, one of the most iconic car brands in the world, recently released a mobile phone, the Land Rover Explore R. This is already the second mobile pho...[Details]
Mouser Electronics, Inc., an authorized global distributor focused on introducing new products, has announced a global distribution agreement with Apex Microtechnology, a HEICO-owned company that man...[Details]
The development of artificial intelligence has led to the rise of the data labeling industry, especially in the field of autonomous driving, where the widely used AI deep learning algorithms require ...[Details]
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