I started my first entrepreneurial journey in March 2015. Today, I ended my entrepreneurial journey and started another new job. In the past five years, I have learned a lot, experienced a lot, and mo...
The Shenzhen Programmer QQ Group Alliance has been established for more than two years. It has more than 30 QQ groups with more than 2,000 members. Now it is full of heroes, among which the Shenzhen P...
:)[font=微软雅黑][color=#565656][backcolor=rgb(237, 235, 235)]Uncle T took the time to compile this little bookcase for Android players. Please download and read it slowly~[/backcolor][/color][/font] [url...
How do products like wristbands undergo aging tests? For example, how do products with Bluetooth, WIFI or GSM communication undergo aging tests when the battery capacity is only a few dozen mAh? Has a...
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
Usually, indoor lighting is controlled by a switch button. This article introduces a self-controlled lighting circuit, which does not require manual operation, is energy-saving and convenient, and is ...[Details]
1 Introduction to Wireless Broadband Communications
Since the IEEE802 working group formulated the 802-11 wireless LAN standard in 1997, wireless broadband communication based on WLAN technolo...[Details]
0 Introduction
Dynamic testing technology is a comprehensive technology that aims to capture and process various dynamic information. It plays an important role in contemporary science and t...[Details]
The MIC3203 from Micrel
is a hysteretic buck, constant current,
high brightness LED
(HB
LED
)
driver
that provides an ideal solution for interior/exterior lighting, architectural and ...[Details]
Abstract: A wide bandwidth, low power consumption continuous time Sigma-Delta ADC modulator is designed in TSMC O.18 μm CMOS process. The modulator can be applied in wireless communication, video, ...[Details]
The bus states of low speed and full speed require special attention and understanding. In low speed and full speed devices, the differential "1" is pulled to the ground by a 15 kΩ resistor, pulling D...[Details]
0 Introduction
For the 8051 chip structure based on the flash controller, generally, when performing data transmission, the data is first transmitted to the buffer of the flash controller through th...[Details]
0 Introduction
In the temperature matching of laser frequency doubling crystals, a very high operating temperature is sometimes required. During the crystal heating process, a rapid temperature chan...[Details]
1. Solution Design
Delta UPS products are shown in the table, where the N series (1~10kVA) and T series (10~150kVA) cover the entire micro, small, medium and large UPS.
Table Delta El...[Details]
I. Introduction
IEEE1394 is a bus interface developed by Apple Computer in 1986 for high-speed data transmission. It was standardized by the Institute of Electrical and Electronics Engineers (...[Details]
Analogue and Mixed Signal
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