Portable energy storage power supply, also known as outdoor power supply, is a small energy storage device with a built-in lithium-ion battery. It can provide a power supply system with stable AC/DC v...
Various types of wireless communication technologies support devices to achieve data communication between devices or between devices and serial port servers without cable connection, all of which are...
The current usage is that two 12V systems from different sources share one relay (HF105F), and each 12V output is converted by a transformer and DCDC. The usage scenario is: each 12V system can drive ...
[size=3]The emulator that has been used normally on Windows 7 operating system cannot recognize the driver on Windows 7 after the emulator is upgraded to V3 firmware. After repeated attempts, there is...
Since I have G D32C8T6 and 12864 LCD color screen, and some PCB manufacturers have very favorable policies, I decided to make a music spectrum display for fun.Design goals: small, low cost, battery po...
Amazon held its annual Alexa Voice Conference in Seattle, releasing a number of new Echo speakers, wireless smart headphones, smart ovens, smart doorbells, wireless routers, smart security monitoring...[Details]
IT Home reported on May 3 that WWDC 2022 will be held on June 7, and Apple macOS 13 is expected to be released on that day. This is the next major version of Apple's Mac software platform and th...[Details]
Coolpad launched the COOL 20 mobile phone in May this year, equipped with MediaTek Helio G80 chip. In October this year, Coolpad signed a HK$833 million share subscription agreement and announc...[Details]
With the development of communication and network technology and the Internet, the digitization, networking and intelligence of industrial management have become a general trend. Using the indust...[Details]
According to the different structural principles, the clamp ammeter is divided into AC clamp ammeter and AC/DC dual-purpose clamp ammeter. If the measuring mechanism in the clamp ammeter adopts a rec...[Details]
Recently, Chengdu Tianfutong held an open day event. Xiaoyi, the product experience officer of Tianfutong, released the latest feedback. The key points are as follows: Huawei HUAWEI Pay Tianf...[Details]
On October 12, GigaDevice said on the investor interaction platform that the reasons for the increase in product unit prices include price increases and product structure adjustments, but the latter ...[Details]
The car instrument is the information exchange interface between the driver and the car, and plays an important role in the safety and economical driving of the car. In recent years, with the devel...[Details]
0 Introduction
Urban water supply has always been a major problem in the process of urban development. At present, the shortage of urban energy has increasingly restricted the overall develo...[Details]
1 Introduction
In recent years, as the application of soft switching technology in DC/DC converters has become increasingly mature, the operating frequency of the converter has increased...[Details]
RedBoot, also known as Red Hat embedded debugging boot loader, is an independent open source boot/loader for embedded systems. Anyone can download the RedBoot source code with the Red Hat eCos publ...[Details]
At present, wired data transmission is basically used at oil field drilling sites across the country. Wired transmission has many disadvantages. On-site wiring is complicated and there are safety h...[Details]
South African company iSiTech has launched a smart animal tracking and management system designed to combat livestock theft and wildlife poaching, and to remotely monitor animal health and behavior....[Details]
Whenever I see a live broadcast lag, I glance at the MacBook's uniform and exquisite C port: If I plug in an Internet cable, will the Internet be faster? So, if the Internet service is the same...[Details]
Preface This is a new picture of development that is a mixture of the old and the new, and a transformation of kinetic energy. In the tall red brick factory building with a sense of age, red hot molte...[Details]
Power technology
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