When testing mobile phones, it is important to understand the possible sources of interference signals and their effects on the front end of the phone. This can help determine the sensitivity of the r...
Today, Qorvo 's innovation in 5G RF front-end: from integrated modules to self-shielding technology , pointed out that in the 5G era, mobile phones need to support more frequency bands.
Since RF signa...
MATLAB Applications Complete Book Video : https://training.eeworld.com.cn/course/5826"MATLAB Application Complete" introduces all aspects of MATLAB programming and development from the basics to the a...
When the digital tube dynamically displays the shift, it will temporarily display the previous data
Functions to be implemented:键扫程序
void Delay10ms()//@12.000MHz
{unsigned char i, j;i = 117;j = 184;do...
[i=s]This post was last edited by Romanticjlm on 2019-5-12 21:55[/i] [align=center][size=6]The all-encompassing OLED[/size][/align] [align=center][align=left]Today is the second day, and I try to play...
I looked at the official bootloader, but the official TI bootloader is fixed and cannot be modified. Its boot is based on the power-on status of the special hardware pins of the microcontroller. We ne...
Introduce the transmission channel of radiated interference.
(1) In a switching power supply, the components and wires that can constitute the source of radiated interference can be assumed to be ...[Details]
The multimeter determines the three poles of the transistor ①Measure the NPN transistor: Set the ohmmeter of the multimeter to "R & TImes; 100" or "R & TImes; lk", connect the black test lead to ...[Details]
0 Introduction
Video intelligent analysis system refers to a new type of system developed from traditional video surveillance system with digital video processing technology as the core, which...[Details]
In recent years,
LED lighting
has become the most promising industry. China is gradually developing into the main production and export base of global LED lighting products. A large number o...[Details]
Intel CEO Pat Gelsinger reportedly wants to acquire other chipmakers as the industry consolidates, even as one of their main acquisition targets is planning to go public. "There will be consoli...[Details]
6AQ5W/6005UL single-ended four-channel amplifier circuit schematic
The circuit principle of 6AQ5W/6005UL single-ended four-channel amplifier is shown in the attached figure. Only one channel is dr...[Details]
High-voltage switches are important control equipment in power systems and play an important role in the safe operation of power grids. The resistance of the switch conductive loop is an important tec...[Details]
On October 31, the staff of Fujian Power Load Management Center monitored the operation of virtual power plants through the new power load management system and served virtual power plants to carry ou...[Details]
The ADM1275 is a hot-swap controller that allows a circuit board to be removed from or inserted into a live backplane. It also features current and voltage readback via an integrated 12-bit analog-to-...[Details]
The number of pins of STM32F10XX will vary depending on the package; 36 pins (A half B) 48 pins (AB) 64 pins (ABC) 100 pins (ABCDE) 144 pins (ABCDEFG); STM32F10XX has at most 7 groups of 16-bit IO po...[Details]
Following Phase I to Phase IX reliability test reports, EPC's Phase X reliability test report further enriches the knowledge base. This report stresses more than 30,000 components for more than 18 mi...[Details]
【Abstract】 The application of soft switching technology in electronic load DC/DC converter is discussed, and the phase shift control method realized by digital signal processor is introduced. A 6kW DC...[Details]
Season 2 focuses on the rise of the technology-centric smart home Digi-Key Electronics, a global distributor of electronic components with a broad assortment and fast shipping, today announced the ...[Details]
On July 17, SMIC (0981.HK) announced on the Hong Kong Stock Exchange that Dr. Gao Yonggang will resign as chairman of the company, executive director and chairman of the nomination committee of the b...[Details]
Traditional general-purpose motors used in many kitchen and garage appliances, power tools, and other small appliances generally cannot be precisely controlled in speed. Motors are basically off and ...[Details]
RF/Wirelessly
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