Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
Hello everyone, today we used DDS to make FM frequency modulation signal. Now I have a question to ask you, which is how to accurately measure the frequency deviation of the modulated signal. Now we h...
Updated March 2021stm32/boardctrl: Add MICROPY_BOARD_STARTUP hook.
stm32/spi: Fix baudrate calculation for H7 series.
stm32/powerctrl: Save and restore EWUP state when configuring standby.
stm32/main:...
Thanks to TI and EEworld for the prizes! This time I won a Xiaomi Youth Edition white mouse. In 2015, I participated in a Vishay event and won a Logitech M275 mouse. The Logitech mouse feels very good...
[i=s]This post was last edited by Xianjing on 2020-11-23 20:48[/i]I was able to get this board thanks to Electronic Engineering World for providing the AutoChips AC7801x motor demo board! The previous...
1. Fluid medium
( there are also requirements for the medium that ultrasonic flowmeters can measure, and some media cannot be measured)
2. Medium temperature
3. Whether the pipe is full (liquid u...[Details]
Cloud computing has become a vast market with many sub-sectors, so keeping cloud computing secure is also a broad area with multiple technologies and functions of cloud security solutions. People nee...[Details]
In our actual projects, frequency converters are often used, such as fan frequency conversion speed regulation, water pump frequency conversion speed regulation, conveyor frequency conversion speed...[Details]
Foxconn was the first to be hit by the impact of the epidemic. Due to the disruption of production caused by the epidemic and limited global demand for smartphones, Hon Hai Precision Industry, the ...[Details]
1. Register If you want to learn about interrupts, you must first understand registers. Here we will learn what registers are and how to use them. 1. What is a register? Registers are special RAM. ...[Details]
The avr development environment requires the installation of two software: A must-read for beginners of WinAVR+AVR Studio 1. Obtain the necessary software. Please obtain the latest version of AVR St...[Details]
Since the first commercialized electrophoresis system developed by Swedish physical chemist Professor Tiselius in 1946, electrophoresis technology has developed extremely rapidly in the past half ...[Details]
Cadence Wins Six 2022 TSMC OIP Partner of the Year Awards Content summary: • Cadence wins TSMC award for key EDA, cloud and IP innovations; • Cadence is a founding member of the TSMC 3DFabric ...[Details]
The electrification of the automotive industry is developing at an increasing rate, mainly driven by government-imposed standards for reducing carbon dioxide (CO2) emissions. The EU has set a goal of...[Details]
According to OnLeaks, Samsung is working on a new mid-range smartphone that will feature a full-screen display and a pop-up selfie camera. Although Samsung pioneered the hole-punch camer...[Details]
SCI is a full-duplex asynchronous serial communication interface, mainly used for communication between MCU and other computers or devices. Several independent MCUs can also realize serial communicat...[Details]
Jitter measurement has always been called the highest realm of oscilloscope test measurement. The most intuitive traditional jitter measurement method is to use afterglow to view the changes in the...[Details]
According to foreign media reports, on May 11 local time, Jaguar Land Rover (JLR) announced that all new cars sold in South Africa will be equipped with an optional cabin air ionisation system. (I...[Details]
U.S. President Biden signed the Chips and Science Act on Tuesday, providing $52.7 billion in subsidies for U.S. semiconductor production and research, and requiring any company receiving U.S. subsidi...[Details]
Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]