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...
On June 2, Huawei officially released the smart terminal operating system HarmonyOS 2, and launched the first batch of public beta upgrade HarmonyOS 2 on the same day. Supported devices include Huawe...[Details]
1. Introduction to FSMC FSMC: Flexible Static Storage Controller
Capable of interfacing with synchronous or asynchronous memories and 16-bit PC memory cards
The FSMC interface of STM32 supports memor...[Details]
What does digital audio for headphones mean?
Headphone digital audio refers to the use of digital signals for audio transmission and processing, which can provide higher sound quality and more...[Details]
The MCS-51 microcontroller has a full-duplex serial communication port inside, namely the serial receive and transmit buffer (SBUF). These two physically independent receivers and transmitters can bo...[Details]
Static debugging of PLC is an operation performed when the PLC is not started or running any program. The main purpose is to check whether the hardware settings and connections of the PLC are corre...[Details]
The variable declared by xdata is located somewhere within the 64KB address range of external RAM. Program example: unsigned int xdata m=0; /* declare a global variable, which can be located anywhere...[Details]
Engineering labs are often equipped with network analyzers, but rarely with injection transformers for closed-loop analysis of DC-DC converters. Agilent sells such transformers as test equipment ac...[Details]
Liquid crystal is very easy to see. You can see LCD screens everywhere in the streets and alleys. Its principle is the same as that of light-emitting diodes, so there is no need to introduce it in det...[Details]
org 00h ;The program starts from 00h when it is powered on ajmp main ;Jump to the main program org 0030h ;The starting address of the main program main: mov a,#0feh ;Assign A to 11111110 mov r0,#8 lo...[Details]
The main functions and features of handheld testers are to meet the actual needs of field work. There are great differences in price, performance and application. In the field of integrated cabling te...[Details]
According to incomplete statistics from LED inside, from the beginning of 2019 to May 2020, the total amount of projects in mainland China with Mini/Micro LED as the investment direction has reached ...[Details]
Scientists in the US have found a way to turn a smartphone into a high-powered microscope for observing red blood cells, for just $10. They have also used everyday household items to make a spectrosco...[Details]
If the brightness of white light LEDs is to be several times greater than that of traditional LEDs and their power consumption characteristics are to surpass those of fluorescent lamps, the followi...[Details]
HTC has just officially launched the HTC Wildfire X in India. The smartphone is actually launched by InOne Smart Technology, the official licensee of HTC Corporation. The HTC Wildfire X is the first ...[Details]
STMicroelectronics is committed to helping the automotive industry meet the challenges of electrification and digitalization. It not only provides the solutions needed at this stage, but also provi...[Details]