[i=s]This post was last edited by gaoyang9992006 on 2020-2-16 12:59[/i]Speaking of this board, it was ten years ago. Ten years ago, I just went to Harbin to study and bought a 51 development board in ...
gaoyang9992006Special Edition for Assessment Centres
According to the latest announcement issued by SMIC, the company has signed a cooperation framework document with the Beijing Development Zone Management Committee, and both parties intend to jointly ...
1 IntroductionJPEG2000 is a new generation of international standard for still image compression. It has excellent image compression performance and high image quality. It not only overcomes the disad...
Stm32f103 controls the ESP32S module and uses AT commands to establish a Bluetooth server, but it cannot be scanned by a mobile phone or other modules. What is the reason?...
This test is based on the touch button example. The purpose of the test is to further master the control of the LED light. This time, I started to use the LED-Control() function provided in the exampl...
Recently, SK Hynix, Dalian Municipal People's Government and Dalian Jinpu New District Management Committee officially signed a memorandum of understanding on cooperation. The two sides will work tog...[Details]
The small wireless charging circuit is composed of a sine wave circuit, a resonant power amplifier circuit, an LC resonant circuit, a DC conversion circuit, a voltage detection circuit, and an infr...[Details]
Additive manufacturing technology, also known as 3D printing technology, is an emerging manufacturing technology that uses digital models as the basis and stacks materials layer by layer to create ph...[Details]
On July 28, the groundbreaking ceremony for the centralized energy storage power station project in Kaiyang County was held in Liangshuijing Village, Shuangliu Town. Shen Chunyong, deputy general mana...[Details]
The three-phase relay protection tester uses a rotating mouse, which greatly simplifies the structure of the operation part, making the operation simple, fast and easy to master. The host uses a high...[Details]
We know that when the load of the motor increases, the speed of the series-excited motor will slow down. This is a passive change in the motor operation process due to load changes. So from the per...[Details]
On July 10, Beijing Junzheng released its 2019 semi-annual performance forecast, estimating that the net profit attributable to shareholders of the listed company in the first half of 2019 will be ap...[Details]
At the just-concluded Apple Spring Online Conference, Apple, as always, used its video creativity to unveil the mystery of new products for us step by step. But after watching the one-hour conference...[Details]
The safety of the instrument operator and the instrument, the normal operation of the instrument within the safe range, ensure the measurement waveform is accurate and the data is reliable. Therefo...[Details]
summary
Starting from the testing requirements of LTE base station equipment and terminal equipment, this article briefly introduces the various test solutions provided by Rohde & Schwarz (herein...[Details]
On November 16, Ningde Xiapu Yuyangli Energy Storage Project (Phase I) started to transmit electricity successfully. This project is the largest single-unit grid-side independent station-style liqu...[Details]
OLED light-emitting principle
The light-emitting principle of OLED is similar to that of LED. It uses external bias to make holes and electrons start from the positive and negative elect...[Details]
On August 21, according to TSMC’s official website, as of July this year, TSMC has produced more than 1 billion fully functional and defect-free 7nm chips. TSMC said that its 7nm process technology w...[Details]
Electric bicycles are environmentally friendly, energy-saving, reasonably priced, noiseless, and convenient. Therefore, electric bicycles have become the main means of transportation for people in...[Details]
System Overview
With the development of IT industry and
semiconductor
industry,
the integrated circuit
market has shown a steady growth trend.
The vigorous develop...[Details]