This webinar will provide a brief introduction to USB technology, after which we will discuss the details of USB 2.0 and 3.2 compliance testing. This webinar will allow you to understand common signal...
A simple common emitter amplifier circuit, why is the base current so small? According to the manual of 2N5551, shouldn't the voltage drop be only 0.7V? It stands to reason that the base current shoul...
This time, we use the combination of blynk app + server (local) + zero-knowledge ESP8266 development board to control the RGB LED to display various colors through the mobile phone APP.
1. Hardware pr...
In the development of modern automobile technology, more than 95% of cars have adopted the CAN bus protocol, and some entertainment systems have adopted Ethernet. Combined with the commercial applicat...
[i=s]This post was last edited by fish001 on 2020-5-9 22:50[/i]Tips: Since the download file is large, to ensure a smooth download, it is recommended to use download tools such as Thunder, QQ Tornado,...
[i=s]This post was last edited by landeng1986 on 2019-10-31 20:07[/i]With this development board, you don't have to worry about not being able to use the high-end radar in your hands. Infineon provide...
Sensitive electrical measurement tools are essential for nanoelectronics and semiconductor materials and films. They provide data that help us fully understand the electrical properties of new mate...[Details]
Recently, Apple released the list of the most popular songs in mainland China in 2021 in the Apple Music App. There are 99 songs in total, and Jay Chou alone accounts for 54 of them. What is even m...[Details]
The SM-T54 from Shuomen is a TYPE C to HDMI+VGA+USB3.0+PD3.0 four-in-one multifunctional docking station that supports four ports at the same time. You can connect a computer host with USB 3.1 prot...[Details]
Disclaimer: This article is not an official document, nor is it an assertion or conclusion of some kind. It is merely a technical discussion article. Regardless of whether a definitive tone is used, ...[Details]
A trip to the hotel's toilet
Our family has been poor peasants for eight generations, living in a small mountain village in the northeast. Although we have never seen any grand occasions, we have be...[Details]
In recent years, with the continuous advancement of LED manufacturing technology and the development and application of new materials (nitride crystals and phosphors), ultra-high brightness LEDs of...[Details]
Affected by the epidemic, realme's new sub-brand Narzo 10 series, which was originally planned to be released in March, finally arrived yesterday after a two-month delay. The Narzo 10 series includes...[Details]
I still prefer to use assembly for the system startup code, which can help me better understand ARM instructions. I rewrote Mr. Wei's LED example in assembly, and the code is as follows .equ GPBCON,...[Details]
China Energy Storage Network News:
Recently, the Hebei Provincial Development and Reform Commission, the Provincial Department of Industry and Information Technology and other five departme...[Details]
introduction As the market demands for improved performance of information technology and communication equipment, today's system designers are faced with the challenge of having to design EMI c...[Details]
Recently, Beijing Xiaomi
Robotics
Technology Co., Ltd. was established with a registered capital of RMB 50 million. Its business scope includes
the research and development of
intelligen...[Details]
Go up to the sky to reach the moon, and go down to the five oceans to catch turtles. Over the past 10 years, my country has continuously made major milestone breakthroughs in the fields of deep space ...[Details]
EETS4K Module Application Notes (1) 9S12 series microcontrollers usually contain 4KB of EEPROM. Freescale calls the EEPROM module EETS4K. In fact, the so-called EEPROM here is actually FLASH, but Fre...[Details]
After a gas detector is used for a period of time, it is easily affected by the use environment and the gas sensor of the instrument itself, resulting in large deviations in the measured results. The...[Details]
On November 4, the Henan Provincial Development and Reform Commission issued the "Notice on the Implementation of the Fourth Batch of Source-Grid-Load-Storage Integration Projects" and the "Notice ...[Details]
Test/Measurement
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