In 2018, the IEEE802.3bt standard was finally approved. The newly approved IEEE 802.3bt standard brings Power over Ethernet (PoE) technology into a new era in response to the rapidly growing market de...
Today I saw a blog post that says: Assuming the system clock is 72Mhz, TIM1 is derived from PCLK2 (72MHz), and TIM2-7 is derived from PCLK1. The key is to set the clock pre-division number and the val...
FeaturesMicroPython support in PyCharm and IntelliJ.featureCode completion
Download Python files or directories to the device
Running the REPLCurrently, the plugin supports ESP8266, Pyboard and Microb...
Analog ground/digital ground and analog power supply/digital power supply are just relative concepts. The main reason for proposing these concepts is that the interference of digital circuits on analo...
This article and the other two sister articles are all intended to explain how to tailor a Linux system suitable for running on the mini2440 development board to record your own learning results. Thi...[Details]
On August 14, the U.S. Department of Justice is considering a historic decision: breaking up the Google business empire after a federal judge ruled that the tech giant had an illegal monopoly in on...[Details]
With the development of computer networks, the trend of "network is computer" is becoming increasingly obvious. It is crucial to make information flow in real time and be shared by people. High-q...[Details]
This article introduces a novel
capacitor-
type step-down
DC
voltage
regulator
circuit
. The circuit does not contain a transformer and is composed of only a few simple
...[Details]
On March 3, Wu Dezhou, former president of ByteDance's New Stone Lab, announced that he had left the ByteDance Nut phone team and joined Sharklet (Shark Pattern Technology) as global CEO. Wu Dezhou...[Details]
Grounding in the instrumentation industry is also studied. Only correct grounding can ensure measurement accuracy and the safety of people and equipment. Here are ten tips to help you become better g...[Details]
In the smart car competition, the participating teams should make a smart car that can autonomously identify the route based on the car model platform, and then automatically identify the road and ...[Details]
Nowadays, cables are used in all aspects of people’s production and life, so mastering the operation of network cable tester is the most basic requirement for cable users. So how to use the network...[Details]
The speed of light is extremely fast, and this speed is essential for quickly exchanging information, but when light passes through materials, its chances of exciting atoms and molecules become very ...[Details]
Network is essential for embedded systems. However, s3c2440 does not have an integrated Ethernet interface, so if you want to make s3c2440 have Ethernet function, you must expand the network card i...[Details]
Abstract: In a typical photodiode current monitoring application, the voltage drop between the current monitor and the avalanche photodiode (APD) varies with temperature and current, thus changin...[Details]
Challenge:
OFDM is a multi-carrier digital transmission system. With its unique advantages, it is widely used in digital audio broadcasting, digital TV broadcasting, wireless broadband and ot...[Details]
Recently, some netizens discovered that many products in the Xiaomi ecosystem use Huawei 's HiSilicon processors. Among them, a new dash cam is also equipped with the HiSilicon Hi3556 processor. They...[Details]
BYD Group released its 2019 semi-annual report, with the company achieving operating income of 62.184 billion yuan, a year-on-year increase of 14.84%; net profit attributable to shareholders of liste...[Details]
A soft starter is a device used to start and control a motor. It adjusts the starting current and voltage of the motor to achieve smooth starting and stopping of the motor. The soft starter paramet...[Details]
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