How to calculate the specific effect of the optical waveguide width of the grating coupler in the optical phased array on the optical coupling? Is it related to phase mismatch? How does it affect it? ...
1. Linux development engineer withmore than three years of development and debugging experience, familiar with Intel and ARM platforms, and able to develop board-level BSP is preferred
2. FPGA develop...
[i=s]This post was last edited by MianQi on 2021-9-16 11:00[/i]The reference routine is this one - VII. PWM Practice on Zhongke Bluexun AB32VG1 ( https://docs.qq.com/doc/DTVVWWXpLRVl6cER2?_t=162626092...
1 Introduction This chapterintroduces the C language initial environment configuration process after the TI chip is started under the operating system and non-operating system. It includes:Chapter 2: ...
I used LM2576s-5 to connect such a circuit, 24V input converted to 5V/500mA. After connected, the LED light can be turned on. The output voltage is also normal 5.1V. But after plugging and unplugging ...
The Year of the Ox is full of energy~ After the Spring Festival, we are back to work~ We are so happy to start the new year, let’s have a grab-the-building activity and predict the hot keywords of ele...
A special button s1 can realize two functions, one is to light up the LED light, the other is to turn on the buzzer. You can also add other functions, such as lighting up the LED light and turning on...[Details]
On December 30, Zhang Guoquan, director of Xiaomi’s mobile phone system software department, wrote an article yesterday talking about the seamless switching function of Multi-link5.0 on Xiaomi 11. ...[Details]
In recent years, with the rapid breakthroughs in technologies such as artificial intelligence and the Internet of Things, the digitalization, intelligence, and networking of traditional industries ha...[Details]
From nickel-metal hydride batteries to lithium-ion batteries , solid-state batteries, and the hydrogen fuel cells that Toyota has already put on the market, Mirai , Toyota is trying more possibiliti...[Details]
Nikkei Asia reported that in order to reduce its dependence on Qualcomm's (QCOM-US) modem chips, Apple (AAPL-US) plans to use TSMC's (2330-TW) 4nm technology to produce 5G modem chips starting in 202...[Details]
Bandgap width is an important characteristic parameter of semiconductors. According to the different energy band structures of semiconductor materials, semiconductor materials can be divided into two...[Details]
This paper takes intelligent building as the application background and introduces a highly versatile portable multi-parameter environmental monitoring instrument. It is based on the MSP430F437 ultra...[Details]
On July 5, Jin Zhuanglong, Minister of Industry and Information Technology, said today that my country has built a total of 3.837 million 5G base stations, accounting for a relatively high proporti...[Details]
When the STM32 enters low power mode, the backup SRAM and RTC modules can maintain normal working status. 1 Sleep mode sleep: Take the following measures before entering the sleep state: except for...[Details]
introduction
With the gradual increase in the complexity of PCB design, in addition to reflection, crosstalk and EMI, the analysis of signal integrity has also become one of the key research...[Details]
Radar, one of the three main sensors in a car, has only recently been regarded as the main sensor in a vehicle. The main reason is the increase in the AEB installation rate. Millimeter-wave radar has...[Details]
In recent years, LED indoor lighting technology has developed rapidly, and LED indoor lighting has become a consumer electronic product with massive demand. More and more upstream, midstream and downs...[Details]
On the morning of April 12, IDC recently released personal computer market data for the first quarter of 2022. Global shipments of personal computers fell by 5.1%, but still exceeded earlier forecast...[Details]
In recent years, with the continuous advancement of technology, two-wheeled self-balancing cars have been greatly developed in many fields due to their simple structure, light weight, flexible movemen...[Details]
1. Choose the testing equipment suitable for your company
As a corrugated box company, where should we start to choose the testing equipment that suits our needs? We should make comprehensive c...[Details]
Training Edition
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